Juniper J2300 User manual

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J-seriesâ„¢ Services Router
User Guide
Release 7.0
Juniper Networks, Inc.
1194 North Mathilda Avenue
Sunnyvale, California 94089
USA
408-745-2000
www.juniper.net
Part Number: 530-011657-01, Revision 1
This product includes the En voy SNMP Eng ine, developed by Epilogue Technol ogy, an In tegrated Systems Company. Copyright
© 1986- 1997, Epilogue Technology Corporation. All rights reserved. This program and its documentation were developed
at p rivate expense, and n o part of them is in the public domain .
This product includes memory allocatio n software developed by Mark Moraes, co pyrigh t © 1988, 19 89, 1993, University of Toronto.
This product includ e s FreeBSD software developed by the University of California, Ber keley, and its contributors. All of the documentation and
software included in the 4.4BSD a nd 4.4BSD-Lite Releases is copyrighted by the Regent s of the University of California. Copyright © 1979, 1980,
1983, 1986, 1988, 1989, 1991, 19 92, 1993, 1994. The Regent s of the University of California. All rig hts reserved.
GateD software copyri ght © 1995, the Regents of the University. A ll rights reserved. Gate Daemon wa s origina ted and developed through release
3.0 by Cornell University an d its collaborators. Gated is based on Kirton’s EGP, UC Berkeley’s routing daemon (routed), and DCN’s HELLO routing
protocol. Development of Gat ed has been supported in par t by the Nation al Science Foundation. Portio ns of the G ateD software copyright © 1988,
Regents of t he University of California. All rights reserved. Portions of the GateD software copyright © 1991, D. L. S. A ssociat es.
This product includes soft ware developed by Maker Comm u nications, Inc., Copyright © 1996, 19 97, Maker Communication s, Inc.
Juniper Ne tworks, the Juniper N etwor ks logo, NetScreen, N etS creen Technologies, the NetScreen logo, N et Screen-Global Pro, ScreenOS, and
GigaScreen are registered tradem ark s of Juniper Networks, Inc. in the Un ited States and other countries.
The following are trademarks of Juniper Networks, Inc.: ERX, ESP, E-series, Instant Virtual Extranet, Internet Processor, J2300, J4300, J6300, J-Protect,
J-series,J-Web,JUNOS,JUNOScope,JUNOScript,JUNOSe,M5,M7i,M10,M10i,M20,M40,M40e,M160,M320,M-series,MMD,NetScreen-5GT,
NetScreen-5XP, Net Screen-5X T, NetScreen-25, NetScreen-50, NetS creen-204, N e tS creen-208, N etS creen-500, NetScreen-5200, NetScreen-54 00,
NetScreen-IDP 10, N etS creen-ID P 100, N et Screen-IDP 500, NetS creen-Remote Security Client, NetScreen-Remote VPN C lien t, N etScreen-SA 1000 Series,
NetScreen-SA 3000 Series, Net Screen-SA 5 000 Series, N etScreen-SA Central Manager, N et Screen S ecure Access, Net Screen-SM 3000, NetScreen-Security
Manag er, NMC-RX, SDX, Stateful Signature, T320, T640, T-series, and TX Mat rix . All other trademarks, serv ice marks, registered trademarks, or
registered service mar ks are the property of their respective owners. All specif ications are subject to change without notice.
Junip er Networks ass umes n o responsibility for any inaccuracies in this doc ume nt. Juniper Network s reserves the r ight to
change, modify, transfer, or otherwise revise this publicatio n without notice.
Copyright © 2004, Juniper N et works, Inc. All rights reserved.
J-seriesâ„¢ S ervices Router User Gui de,
Copyright © 2004, Juniper Networks, Inc.
All rights reserved. Print ed in U SA.
Writing: Michael Bushong, Taffy Everts, Walter Goralski, J oshua Kim, Jerry Isaac, Frank Reade, Swapna Steiger, and Alan Twhigg
Editing: Taffy Everts
Illustra tion: Faith Bradford Brown and Nathaniel Woodward
Cover Design: Edmonds Design
Revision History
4 November 2004—Revision 1.
The information in this document is current as o f the date listed in the revisio n history.
Juniper Networks assum es no responsib ility for any inaccuracies in this document. Juniper Net works reserves th e right to change, modify, transfer or
otherwise revise this publica tion w ith out notice.
Products made or sold by J uniper Networks (including the ERX-310, ER X-705, ERX -710, ERX-1410, ERX-1440, M5, M7i, M10, M10i, M 20, M40, M 40e,
M160 , M 320, and T320 routers, T640 routing node, and th e JUNOS and SDX -300 softw are) or co mponent s thereof might be covered by one or mo re of th e
following patents that are owne d by or lic ensed to Juniper Networks : U .S. Patent Nos. 5,473,599, 5 ,905,725, 5,90 9,440, 6, 192,051, 6,333,650, 6,359,479,
6,406,312, 6,4 29,706, 6,459,579, 6,493, 347, 6 ,538,518, 6,538,899, 6,552,918, 6,567,902, 6,578 ,186, and 6,590,785.
YEAR 2000 NOTICE
Juniper N etworks hardware and sof tware products are Year 2000 co mp liant. The JUNOS software has no known t ime-related limitations th rough t he year
2038. However, the NTP application is known to have som e difficulty in the year 2036.
SOFTWARE LI CENSE
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iv
Abbreviated Table of Contents
About This Guide
xxv
Part 1
J-series Overview
Chapter 1 Introducing the J-series Services Router .. 3
Chapter 2 System Overview .. 7
Part 2
Installing the J-series Services Router
Chapter 3 Installing and Connecting a Services Router .. 35
Chapter 4 Establishing Basic Connectivity .. 47
Chapter 5 Managing J-series Licenses.. 69
Chapter 6 Configuring Network Interfaces .. 79
Part 3
Using the J-series User Interfaces
Chapter 7 J-series User Interface Overview .. 109
Chapter 8 Using J-series C onfiguration Tools .. 127
Part 4
Managing the Services Router
Chapter 9 Managing Users and Operations .. 163
Chapter 10 Monitoring and Diagnosing a Services Router .. 197
Abbreviated Table of Contents v
J-seriesâ„¢ Services Router User Guide
Chapter 11 Configuring SNMP for Network Management .. 241
Part 5
Configuring Routing Protocols
Chapter 1 2 Routin g Overview .. 255
Chapter 1 3 Configurin g Static Routes.. 285
Chapter 1 4 Configuring a RIP Network.. 297
Chapter 15 Configuring an OSPF Network .. 309
Chapter 1 6 Configuring BGP Sessions .. 331
Part 6
Configuring Routing Policy, F irewall F ilters, and Class of
Service
Chapter 17 Policy, F irewall Filter, and Class-of-Service Overview.. 351
Chapter 1 8 Configuring Routing Policies .. 375
Chapter 19 Configuring Firewall Filt ers and NAT .. 389
Chapter 20 Configuring Class of Service with DiffServ .. 427
Part 7
Managing Multicast Transmissions
Chapter 2 1 Multicast Overview .. 461
Chapter 22 Configuring a Multicast Network .. 471
Part 8
Managing Packet Security
Chapter 23 Configuring IPSec for Secure Packet Exchange.. 483
vi Abbreviated Table of Contents
Abbreviated Table of Contents
Part 9
Upgrading the Services Router
Chapter 24 Performing Software Upgrades and Reboots.. 501
Chapter 25 Replacing and Troubleshooting Hardware Components .. 517
Part 10
J-series Requirements and Specifications
Chapter 26 Preparing for Router Installation .. 541
Chapter 27 Network Cable Specifications and Connector Pinouts .. 551
Chapter 28 Safety and Regulatory Compliance Information.. 563
Part 11
Customer Support and Product Return
Chapter 29 Contacting Customer Support and Ret u rning Hardware .. 603
Part 12
Index
Abbreviated Table of Contents vii
J-seriesâ„¢ Services Router User Guide
viii Abbreviated Table of Contents
Table of Contents
About This Guide
xxv
Objectives ..........................................................................xxv
Audience........................................................................... xxvi
How to Use This Guide........................................................... xxvi
Document Conventions ..........................................................xxvii
Related Juniper Networks Documentation.....................................xxviii
Documentation Feedback.........................................................xxx
Requesting Support................................................................xxx
Part 1
J-series Overview
Chapter 1 Introducing the J-series Services Router .. 3
J-series Services Router Overview ...................................................3
J-series Software Features and Licenses.............................................4
Chapter 2
System Overview .. 7
J2300 Services Router Hardware Features..........................................7
J2300 Chassis ....................................................................7
J2300 Routing Engine ......................................................... 10
J2300 Boot Devices ....................................................... 10
J2300 Boot Sequence ......................................................11
J2300 Front Panel...............................................................11
ALARM LED.................................................................11
Power Button and POWER ON LED ..................................... 12
CONFIG Button and LED ................................................. 12
Console Port ............................................................... 13
J2300 USB Port ............................................................ 13
J2300 Physical Interface Module (PIM)....................................... 13
J2300 LAN Ports................................................................ 14
J2300 Power System...........................................................15
J2300 Cooling System ......................................................... 15
J4300 and J6300 Services Router Hardware Features ........................... 16
J4300 and J6300 Chassis ...................................................... 17
Midplane........................................................................ 21
J4300 and J6300 Routing Engine ............................................. 21
J4300 and J6300 Boot Devices........................................... 22
J4300 and J6300 Boot Sequence......................................... 22
J4300 and J6300 Front Panel ................................................. 22
ALARM LED................................................................ 23
Table of Contents ix
J-seriesâ„¢ Services Router User Guide
Power Button and POWER ON LED ..................................... 23
CONFIG Button and Configuration LED ................................. 23
Console Port ............................................................... 24
J4300 and J6300 USB Port................................................ 24
J4300 and J6300 LAN Ports .............................................. 24
J4300 and J6300 Removable Compact Flash Drive .................... 25
J4300 and J6300 Physical Interface Modules (PIMs) ........................ 25
J4300 Power System...........................................................26
J6300 Power System...........................................................26
J4300 and J6300 Cooling System............................................. 27
Software Overview ................................................................. 28
Routing Engine and Packet Forwarding Engine ............................. 29
Kernel and Microkernel........................................................ 29
Processes ...................................................................... 29
Management Process .................................................... 30
Chassis Process ........................................................... 30
Routing Protocols Process................................................ 30
Interface Process .......................................................... 31
Forwarding Process ....................................................... 31
User Interfaces ................................................................ 31
Part 2
Installing the J-series Services Router
Chapter 3 Installing and Connecting a Services Router .. 35
Before You Begin.................................................................... 35
Unpacking the J-series Services Router ...........................................36
Installing the J2300 Services Router............................................... 37
Installing the J2300 Services Router on a Desk.............................. 37
Installing the J2300 Services Router on a Wall ..............................38
Installing the J2300 Services Router into a Rack ............................39
Installing the J4300 or J6300 Services Router.................................... 40
Connecting Interface Cables to the Services Router .............................42
Chassis Grounding.................................................................. 42
Connecting Power to the Services Router.........................................43
Powering a Services Router On and Off .......................................... 44
Chapter 4
Establishing Basic Connectivity .. 47
Basic Connectivity Terms .......................................................... 47
Basic Connectivity Overview ...................................................... 48
Router Identification........................................................... 49
Root Password.................................................................. 49
Time Zone and System Time ................................................. 49
Network Settings............................................................... 49
Default Gateway................................................................ 50
Backup Router.................................................................. 50
Loopback Address.............................................................. 50
Management Interface Address............................................... 50
Before Initial Configuration............................................... 51
During Initial Configuration .............................................. 51
x Table of Contents
Table of Contents
After Initial Configuration ................................................ 51
Management Access ........................................................... 51
Before You Begin.................................................................... 53
Configuring the Services Router with J-Web Quick Configuration ..............53
Connecting to the J-Web Interface............................................ 54
Configuring Basic Settings with Quick Configuration .......................55
Configuring the Services Router with a Configuration Editor ................... 58
Connecting to the CLI.......................................................... 58
Configuring Basic Settings with a Configuration Editor ..................... 60
Configuring Autoinstallation ....................................................... 65
Autoinstallation Overview..................................................... 65
Autoinstallation Requirements for End Users................................66
Autoinstallation Requirements for Service Providers........................ 66
Enabling Autoinstallation with the CLI ....................................... 66
Verifying Basic Connectivity ....................................................... 67
Displaying Basic Connectivity Configurations ............................... 67
Chapter 5
Managing J-series Licenses.. 69
J-series License Overview .......................................................... 69
Software Feature Licenses..................................................... 69
Port Licenses ................................................................... 70
License Key Components ..................................................... 71
Before You Begin.................................................................... 71
Managing J-series Licenses with the J-Web Interface ............................ 71
Adding New Licenses with the J-Web Interface.............................. 73
Deleting Licenses with the J-Web User Interface ............................ 74
Displaying License Keys with the J-Web Interface........................... 74
Downloading Licenses with the J-Web Interface............................. 74
Managing J-series Licenses with the CLI .......................................... 75
Adding New Licenses with the CLI............................................ 75
Deleting a License with the CLI............................................... 75
Saving License Keys with the CLI............................................. 76
Verifying J-series License Management ........................................... 76
Displaying Installed Licenses.................................................. 76
Displaying License Usage ..................................................... 77
Displaying Installed License Keys............................................. 78
Chapter 6
Configuring Networ k Interfaces .. 79
Network Interfaces Terms.......................................................... 79
Interfaces Overview ................................................................ 82
Network Interface Types ...................................................... 82
Interfaces and Interface Naming .............................................82
Before You Begin.................................................................... 84
Configuring Network Interfaces with Quick Configuration...................... 84
Configuring an E1 Interface with Quick Configuration .....................86
Configuring a Fast Ethernet Interface with Quick Configuration...........89
Configuring a T1 Interface with Quick Configuration ....................... 91
Configuring a T3 Interface with Quick Configuration .......................95
Configuring a Serial Interface with Quick Configuration.................... 98
Configuring Network Interfaces with a Configuration Editor...................102
Adding a Network Interface with a Configuration Editor ..................102
Deleting a Network Interface with a Configuration Editor.................103
Table of Contents xi
J-seriesâ„¢ Services Router User Guide
Verifying Interface Configuration.................................................104
Verifying the Link State of All Interfaces ....................................104
Verifying Interface Properties ................................................105
Part 3
Using the J-series User Interfaces
Chapter 7 J-series User Interface Overview .. 109
User Interface Overview ..........................................................109
J-Web Overview ...............................................................109
CLI Overview .................................................................. 110
Comparison of Configuration Interfaces .................................... 110
Before You Begin................................................................... 112
Using the J-Web Interface ......................................................... 112
Starting the J-Web Interface.................................................. 112
J-Web Layout .................................................................. 113
J-Web Sessions ................................................................ 117
Using the Command-Line Interface..............................................117
CLI Command Hierarchy .....................................................117
Starting the CLI................................................................ 118
CLI Operational Mode ........................................................119
CLI Configuration Mode ......................................................120
CLI Basics......................................................................121
Editing Keystrokes .......................................................121
Command Completion ..................................................122
Online Help...............................................................123
Configuring the CLI Environment.......................................124
Chapter 8
Using J-series C onfiguration Tools .. 127
Configuration Tools Terms ........................................................127
Configuration Tools Overview ....................................................128
Editing and Committing a Configuration....................................128
J-Web Configuration Options.................................................129
CLI Configuration Commands ...............................................129
Filtering Configuration Command Output .............................130
Before You Begin...................................................................130
Using J-Web Quick Configuration.................................................131
Using the J-Web Configuration Editor ............................................132
Editing and Committing the Clickable Configuration ......................132
Editing the Clickable Configuration.....................................132
Discarding Parts of a Candidate Configuration ........................135
Committing a Clickable Configuration..................................136
Viewing the Configuration Text ..............................................136
Editing and Committing the Configuration Text............................137
Uploading a Configuration File...............................................138
Managing Configuration Files with the J-Web Interface ........................139
Configuration Database and History Overview.............................140
Displaying Users Editing the Configuration.................................142
Comparing Configuration Files ..............................................142
Downloading a Configuration File ...........................................144
xii Table of Contents
Table of Contents
Loading a Previous Configuration File.......................................145
Setting a Rescue Configuration ..............................................145
Using the CLI Configuration Editor...............................................146
Entering and Exiting Configuration Mode ..................................146
Navigating the Configuration Hierarchy.....................................148
Modifying the Configuration .................................................149
Adding or Modifying a Statement or Identifier ........................150
Deleting a Statement or Identifier ......................................150
Copying a Statement.....................................................151
Renaming an Identifier ..................................................151
Inserting an Identifier....................................................152
Deactivating a Statement or Identifier..................................153
Committing a Configuration with the CLI...................................154
Verifying a Configuration ................................................154
Committing a Configuration and Exiting Configuration Mode .......155
Committing a Configuration That Requires Confirmation ............155
Scheduling and Canceling a Commit ...................................155
Loading a Previous Configuration File..................................156
Entering Operational Mode Commands During Configuration............157
Managing Configuration Files with the CLI ......................................158
Loading a New Configuration File ...........................................158
Saving a Configuration File...................................................160
Part 4
Managing the Services R outer
Chapter 9 Managing Users and Operations .. 163
System Management Terms ......................................................163
System Management Overview ..................................................164
System Authentication........................................................164
User Accounts .................................................................164
Login Classes ..................................................................165
Permission Bits...........................................................165
Denying or Allowing Individual Commands ...........................167
Template Accounts............................................................167
System Log Files ..............................................................168
Before You Begin...................................................................168
Managing Users and Files with the J-Web Interface.............................169
Managing Users with Quick Configuration..................................169
Adding a RADIUS Server for Authentication ...........................169
Adding a TACACS+ Server for Authentication .........................171
Configuring System Authentication.....................................173
Adding New Users........................................................175
Managing Files with the J-Web Interface ....................................177
Cleaning Up Files.........................................................177
Downloading Files .......................................................179
Deleting Files.............................................................180
Managing Users and Files with a Configuration Editor .........................182
Setting Up RADIUS Authentication ..........................................182
Setting Up TACACS+ Authentication ........................................183
Configuring Authentication Order ...........................................185
Controlling User Access.......................................................186
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Defining Login Classes...................................................186
Creating User Accounts ..................................................188
Setting Up Template Accounts ...............................................189
Creating a Remote Template Account ..................................189
Creating a Local Template Account .....................................190
Using System Logs............................................................191
Sending System Log Messages to a File................................192
Sending System Log Messages to a User Terminal ....................193
Archiving System Logs...................................................194
Disabling System Logs...................................................194
Accessing Remote Devices with the CLI .........................................194
Using the telnet Command ..................................................195
Using the ssh Command .....................................................195
Chapter 10
Monitoring and Diagnosing a Services Router .. 197
Monitoring and Diagnostic Terms ................................................197
Monitoring and Diagnostic Tools Overview......................................198
Monitoring Tools Overview...................................................198
J-Web Diagnostic Tools Overview............................................200
CLI Diagnostic Commands Overview .......................................201
Filtering Command Output ..................................................202
Before You Begin...................................................................203
Using the Monitoring Tools .......................................................203
Monitoring System Properties ...............................................204
Monitoring the Chassis .......................................................206
Monitoring the Interfaces ....................................................208
Monitoring Routing Information.............................................210
Monitoring Firewalls .........................................................214
Monitoring IPSec Tunnels ....................................................216
Monitoring NAT Pools.........................................................217
Using J-Web Diagnostic Tools .....................................................218
Using the J-Web Ping Host Tool ..............................................218
Using the J-Web Traceroute Tool .............................................222
Using CLI Diagnostic Commands.................................................226
Using the ping Command ....................................................226
Using the traceroute Command .............................................228
Using the monitor interface Command .....................................229
Using the monitor traffic Command ........................................231
Using the monitor file Command............................................235
Using mtrace Commands ....................................................235
Using the mtrace from-source Command..............................236
Using the mtrace monitor Command ..................................238
Chapter 11
Configuring SNMP for Network Management .. 241
Network Management Overview.................................................241
Managers and Agents.........................................................241
SMI, MIBs, and OIDs..........................................................242
Standard and Enterprise MIBs ...............................................242
SNMP Requests ...............................................................242
SNMP Communities ..........................................................242
SNMP Traps....................................................................243
xiv Table of Contents
Table of Contents
Before You Begin...................................................................243
Configuring SNMP with Quick Configuration....................................243
Configuring SNMP with a Configuration Editor .................................247
Defining System Identification Information ................................247
Configuring SNMP Agents and Communities...............................248
Managing SNMP Trap Groups ................................................249
Controlling Access to MIBs ...................................................250
Verifying the SNMP Configuration................................................251
Verifying SNMP Agent Configuration........................................252
Part 5
Configuring Routing Protocols
Chapter 1 2 Routing Overview .. 255
Routing Terms .....................................................................255
Routing Overview..................................................................259
Networks and Subnetworks..................................................259
Autonomous Systems.........................................................260
Interior and Exterior Gateway Protocols ....................................260
Routing Tables.................................................................260
Forwarding Tables.............................................................261
Dynamic and Static Routing .................................................262
Route Advertisements ........................................................263
Route Aggregation ............................................................263
RIP Overview.......................................................................265
Distance-Vector Routing Protocols...........................................265
Maximizing Hop Count.......................................................266
RIP Packets ....................................................................267
Split Horizon and Poison Reverse Efficiency Techniques..................267
Limitations of Unidirectional Connectivity..................................268
OSPF Overview ....................................................................269
Link-State Advertisements....................................................270
Role of the Designated Router ...............................................270
Path Cost Metrics .............................................................271
Areas and Area Border Routers ..............................................271
Role of the Backbone Area ...................................................272
Stub Areas and Not-So-Stubby Areas ........................................273
BGP Overview......................................................................274
Point-to-Point Connections...................................................275
BGP Messages for Session Establishment...................................276
BGP Messages for Session Maintenance ....................................276
IBGP and EBGP................................................................276
Route Selection................................................................277
Local Preference ..............................................................278
AS Path ........................................................................279
Origin..........................................................................279
Multiple Exit Discriminator...................................................280
Scaling BGP for Large Networks .............................................280
Route Reflectors—for Added Hierarchy ................................281
Confederations—for Subdivision .......................................283
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Chapter 1 3 Configurin g Static Routes.. 285
Static Routing Overview...........................................................285
Static Route Preferences......................................................285
Qualified Next Hops ..........................................................286
Control of Static Routes ......................................................286
Route Retention ..........................................................286
Readvertisement Prevention ............................................287
Forced Rejection of Passive Route Traffic ..............................287
Default Properties.............................................................287
Before You Begin...................................................................287
Configuring Static Routes with Quick Configuration............................288
Configuring Static Routes with a Configuration Editor..........................290
Configuring a Basic Set of Static Routes.....................................290
Controlling Static Route Selection ...........................................291
Controlling Static Routes in the Routing and Forwarding Tables ..........293
Defining Default Behavior for All Static Routes.............................294
Verifying the Static Route Configuration.........................................295
Displaying the Routing Table.................................................295
Chapter 1 4
Configuring a RIP Network.. 297
RIP Overview.......................................................................297
RIP Traffic Control with Metrics..............................................297
Authentication.................................................................298
Before You Begin...................................................................298
Configuring a RIP Network with Quick Configuration ..........................298
Configuring a RIP Network with a Configuration Editor........................301
Configuring a Basic RIP Network ............................................301
Controlling Traffic in a RIP Network.........................................302
Controlling Traffic with the Incoming Metric...........................303
Controlling Traffic with the Outgoing Metric...........................304
Enabling Authentication for RIP Exchanges ................................305
Enabling Authentication with Plain-Text Passwords...................306
Enabling Authentication with MD5 Authentication....................306
Verifying the RIP Configuration...................................................307
Verifying the RIP-Enabled Interfaces ........................................307
Verifying Reachability of All Hosts in the RIP Network ....................308
Chapter 15
Configuring an OSPF Network .. 309
OSPF Overview ...................................................................309
Enabling OSPF ................................................................309
OSPF Areas....................................................................310
Path Cost Metrics ............................................................. 310
Before You Begin...................................................................310
Configuring an OSPF Network with Quick Configuration ...................... 310
Configuring an OSPF Network with a Configuration Editor....................314
Configuring the Router Identifier............................................314
Configuring a Single-Area OSPF Network...................................315
Configuring a Multiarea OSPF Network .....................................316
Creating the Backbone Area.............................................317
Creating Additional OSPF Areas.........................................317
Configuring Area Border Routers .......................................318
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Configuring Stub and Not-So-Stubby Areas.................................319
Tuning an OSPF Network for Efficient Operation ...............................321
Controlling Route Selection in the Forwarding Table.......................321
Controlling the Cost of Individual Network Segments .....................322
Enabling Authentication for OSPF Exchanges ..............................323
Controlling Designated Router Election .....................................324
Verifying an OSPF Configuration .................................................325
Verifying OSPF-Enabled Interfaces ..........................................325
Verifying OSPF Neighbors....................................................326
Verifying the Number of OSPF Routes ......................................327
Verifying Reachability of All Hosts in an OSPF Network...................328
Chapter 1 6
Configuring BGP Sessions .. 331
BGP Overview......................................................................331
BGP Peering Sessions.........................................................331
IBGP Full Mesh Requirement.................................................332
Route Reflectors and Clusters................................................332
BGP Confederations ..........................................................332
Before You Begin...................................................................332
Configuring a BGP Network with Quick Configuration .........................333
Configuring BGP Networks with a Configuration Editor........................335
Configuring a Point-to-Point Peering Session ...............................335
Configuring BGP Within a Network..........................................338
Configuring a Route Reflector................................................339
Configuring BGP Confederations ............................................342
Verifying a BGP Configuration ....................................................344
Verifying BGP Neighbors .....................................................344
Verifying BGP Groups .........................................................345
Verifying BGP Summary Information .......................................346
Verifying Reachability of All Peers in a BGP Network ......................347
Part 6
Configuring Routing Policy, F irewall F ilters, and Class of
Service
Chapter 17 Policy, F irewall Filter, and Class-of-Service Overview.. 351
Policy, Firewall Filter, and CoS Terms ............................................351
Routing Policy Overview ..........................................................353
Routing Policy Components..................................................353
Routing Policy Terms.....................................................354
Routing Policy Match Conditions........................................354
Routing Policy Actions ...................................................356
Default and Final Actions................................................358
Applying Routing Policies ....................................................358
Firewall Filter Overview ...........................................................358
Stateful and Stateless Firewall Filters........................................359
Process for Configuring a Stateful Firewall Filter and NAT.................359
Summary of Stateful Firewall Filter and NAT Match Conditions and
Actions .........................................................................360
Planning a Stateless Firewall Filter ..........................................362
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J-seriesâ„¢ Services Router User Guide
Stateless Firewall Filter Match Conditions, Actions, and Action
Modifiers.......................................................................363
Class-of-Service Overview.........................................................366
Benefits of DiffServ CoS ......................................................367
DSCPs and Forwarding Service Classes .....................................367
JUNOS CoS Functions.........................................................369
How Forwarding Classes and Schedulers Work.............................370
Default Forwarding Class Queue Assignments.........................370
Default Scheduler Settings...............................................371
Default Behavior Aggregate (BA) Classifiers............................372
DSCP Rewrites............................................................373
Sample BA Classification ................................................373
Chapter 18
Configuring Routing Policies .. 375
Before You Begin...................................................................376
Configuring a Routing Policy with a Configuration Editor......................376
Configuring the Policy Name.................................................377
Configuring a Policy Term....................................................377
Rejecting Known Invalid Routes .............................................378
Injecting OSPF Routes into the BGP Routing Table.........................380
Grouping S ource and Destination Prefixes in a Forwarding Class ........382
Configuring Policy to Prepend the AS Path .................................383
Configuring Damping Parameters ...........................................385
Chapter 19
Configuring Firewall Filters and NAT .. 389
Before You Begin...................................................................389
Configuring a Stateful Firewall Filter with Quick Configuration................390
Configuring a Stateful Firewall Filter with a Configuration Editor..............393
Configuring a Stateless Firewall Filter with a Configuration Editor ............399
Stateless Firewall Filter Strategies ...........................................400
Strategy for a Typical Stateless Firewall Filter..........................400
Strategy for Handling Packet Fragments ...............................400
Configuring a Routing Engine Firewall Filter for Services and Protocols from
Trusted Sources ...............................................................400
Configuring a Routing Engine Firewall Filter to Protect Against TCP and
ICMP Floods...................................................................404
Configuring a Routing Engine Firewall Filter to Handle Fragments.......409
Applying a Stateless Firewall Filter to an Interface.........................414
Verifying Firewall Filter Configuration ...........................................415
Displaying Firewall Filter Configurations....................................415
Verifying a Stateful Firewall Filter............................................420
Displaying Firewall Filter Logs ...............................................421
Displaying Firewall Filter Statistics ..........................................422
Verifying a Services, P rotocols, and Trusted Sources Firewall Filter.......423
Verifying a TCP and ICMP Flood Firewall Filter.............................424
Verifying a Firewall Filter That Handles Fragments ........................425
Chapter 20
Configuring Class of Service with DiffServ .. 427
Before You Begin...................................................................428
Configuring CoS with DiffServ with a Configuration Editor ....................428
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Configuring a Policer for a Firewall Filter ...................................429
Configuring and Applying a Firewall Filter for a Multifield Classifier .....430
Assigning Forwarding Classes to Output Queues...........................434
Configuring and Applying Rewrite Rules....................................435
Configuring and Applying Behavior Aggregate Classifiers.................440
Configuring RED Drop Profiles for A ssured Forwarding Congestion
Control.........................................................................443
Configuring Schedulers.......................................................446
Configuring and Applying Scheduler Maps .................................450
Configuring and Applying Virtual Channels.................................453
Verifying a DiffServ Configuration................................................457
Verifying Multicast Session Announcements ...............................457
Part 7
Managing Multicast Transmissions
Chapter 2 1 Multicast Overview .. 461
Multicast Terms....................................................................461
Multicast Architecture .............................................................463
Upstream and Downstream Interfaces......................................464
Subnetwork Leaves and Branches...........................................464
Multicast IP Address Ranges .................................................465
Notation for Multicast Forwarding States ...................................465
Dense and Sparse Routing Modes................................................466
Strategies for Preventing Routing Loops .........................................466
Reverse-Path Forwarding for Loop Prevention..............................466
Shortest-Path Tree for Loop Prevention .....................................467
Administrative Scoping for Loop Prevention................................467
Multicast Protocol Building Blocks................................................467
Chapter 22
Configuring a Multicast Network .. 471
Before You Begin...................................................................472
Configuring a Multicast Network with a Configuration Editor..................472
Configuring SAP and SDP ....................................................472
Configuring IGMP.............................................................473
Configuring the PIM Static RP................................................474
Configuring a PIM RPF Routing Table .......................................476
Verifying a Multicast Configuration...............................................478
Verifying SAP and SDP Addresses and Ports................................478
Verifying the IGMP Version...................................................478
Verifying the PIM Mode and Interface Configuration ......................479
Verifying the PIM RP Configuration .........................................479
Verifying the RPF Routing Table Configuration .............................480
Part 8
Managing Packet Security
Chapter 23 Configuring IPSec for Secure Packet Exchange.. 483
IPSec Tunnel Overview............................................................483
Security Associations .........................................................483
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J-seriesâ„¢ Services Router User Guide
Securing IncomingTraffic.....................................................484
Translating Outgoing Traffic..................................................484
Before You Begin...................................................................484
Configuring an IPSec Tunnel with Quick Configuration ........................484
Configuring an IPSec Tunnel with a Configuration Editor ......................486
Configuring IPSec Services Interfaces.......................................487
Configuring IPSec Service Sets...............................................488
Configuring an IPSec Stateful Firewall Filter................................492
Configuring a NAT Pool.......................................................494
Verifying the IPSec Tunnel Configuration ........................................496
Verifying IPSec Tunnel Statistics .............................................497
Part 9
Upgrading the Services R outer
Chapter 24 Performing Software Upgrades and Reboots.. 501
Upgrade Overview.................................................................502
Before You Begin...................................................................502
Downloading Software Upgrades from Juniper Networks ......................502
Installing Software Upgrades with J-Web Quick Configuration.................503
Installing Software Upgrades from a Remote Server.......................503
Installing Software Upgrades by Uploading Files...........................505
Installing Software Upgrades with the CLI.......................................506
Downgrading the Software with the J-Web Interface ...........................507
Downgrading the Software with the CLI .........................................507
Configuring Boot Devices .........................................................508
Configuring Boot Devices with the CLI......................................508
Copying Software Images to Boot Devices with UNIX .....................509
Copying Software Images to Boot Devices with Cygwin................... 510
Configuring a Boot Device to Receive Software F ailure Memory Snapshots .. 511
Deleting a Rescue Configuration ................................................. 511
Rebooting or Halting a Services Router with the J-Web Interface..............512
Rebooting the Services Router with the CLI .....................................514
Halting the Services Router with the CLI.........................................514
Chapter 25
Replacing and Troubleshooting Hardware Components .. 517
Replacing Hardware Components................................................517
Tools and Parts Required .....................................................518
Replacing the Console Port Cable............................................518
Replacing a PIM...............................................................518
Removing a PIM..........................................................519
Installing a PIM...........................................................520
Replacing PIM Cables.........................................................521
Removing a PIM Cable...................................................522
Installing a PIM Cable....................................................522
Removing and Installing the Primary Compact Flash Disk................523
Removing the Primary Compact Flash Disk ...........................523
Installing the Primary Compact Flash Disk ............................524
Removing and Installing the Removable Compact Flash Disk ............525
Removing the Removable Compact Flash Disk........................525
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Juniper J2300 User manual

Category
Software
Type
User manual
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