Avaya (312546-A Release Notes

BayRS Version 14.20

Part No. 312546-A Rev 00

February 2001

600 Technology Park Drive

Billerica, MA 01821-4130

Release Notes for BayRS

Version 14.20

ii

312546-A Rev 00

The information in this document is subject to change without notice. The statements, configurations, technical data,

and recommendations in this document are believed to be accurate and reliable, but are presented without express or

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The software described in this document is furnished under a license agreement and may only be used in accordance

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Bay Networks, ACE, AFN, AN, BCN, BLN, BN, BNX, CN, FRE, LN, Optivity, Optivity Policy Services, and PPX

are registered trademarks, and Advanced Remote Node, ANH, ARN, ASN, BayRS, BaySecure, BayStack,

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Notwithstanding any other license agreement that may pertain to, or accompany the delivery of, this computer

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In the interest of improving internal design, operational function, and/or reliability, Nortel Networks NA Inc. reserves

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Nortel Networks NA Inc. does not assume any liability that may occur due to the use or application of the product(s)

or circuit layout(s) described herein.

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312546-A Rev 00

iii

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312546-A Rev 00

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312546-A Rev 00

v

Contents

Preface

Hard-Copy Technical Manuals .........................................................................................xiii

How to Get Help ..............................................................................................................xiii

Release Notes for BayRS Version 14.20

Upgrading to Version 14.20 ...............................................................................................2

Upgrading FireWall-1 Configurations ..........................................................................2

Upgrading ATM Configurations ...................................................................................5

Upgrading L2TP Configurations ..................................................................................5

Upgrading OSPF Configurations .................................................................................6

Upgrading Static Forwarding Policy Filters ..................................................................6

Upgrading IP Route Filters ..........................................................................................7

New Features ....................................................................................................................7

APPN Branch Network Node ......................................................................................7

BCC and Site Manager Additions for DLSw and LLC2 ...............................................7

BCC Additions ......................................................................................................7

Site Manager Additions ........................................................................................8

BCC Command Enhancements ..................................................................................8

Unidirectional NAT .......................................................................................................9

Bidirectional NAT .........................................................................................................9

BNN Frame Relay Services ......................................................................................10

Dial Services .............................................................................................................11

X.25 Dial Backup over ISDN ...............................................................................11

Pre-Authentication Time-of-Day Checking ..........................................................11

Calling Line ID Screening ...................................................................................11

RFC 1570 Callback Mode ...................................................................................12

Differentiated Services ..............................................................................................12

Queue Scheduling ..............................................................................................13

Queue Management ...........................................................................................13

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Protocol Prioritization ..........................................................................................14

DNS Proxy for BCC ...................................................................................................14

Frame Relay–SPP: Auto Traffic Shaping ...................................................................14

IPsec and NAT Forwarding Filters .............................................................................15

NAT–SDPT ................................................................................................................15

OSI Over GRE Tunnels .............................................................................................16

SecurID for RADIUS Authentication ..........................................................................17

VRRP Support for MPOA Networks ..........................................................................17

Maximum Field Length for PPP Local and Remote PAP Passwords ........................17

802.1Q Tagging .........................................................................................................18

BCC Guidelines ...............................................................................................................18

BCC and BayRS Compatibility ..................................................................................18

Creating FTP from the BCC ......................................................................................18

Deleting Interfaces with the BCC ..............................................................................18

Sending BCC Feedback ............................................................................................19

Memory Requirements ..............................................................................................19

Platforms Supported .................................................................................................19

Interfaces Supported .................................................................................................19

Protocols Supported .................................................................................................20

Identifying Board Types .............................................................................................21

AN and ANH Board Types ..................................................................................22

ARN Board Types ...............................................................................................24

ASN Board Types ...............................................................................................25

BLN and BCN Board Types ................................................................................26

Passport 2430 Board Types ................................................................................28

Passport 5430 Board Types ................................................................................28

System 5000 Board Types ..................................................................................29

General Guidelines ..........................................................................................................30

Using Both Site Manager and the BCC .....................................................................30

AN/ANH and ARN Guidelines ...................................................................................30

Allocating Memory on ARN Routers ...................................................................30

DSU/CSU Test LED Remains On After Reset ....................................................30

Network Booting on DSU/CSU Interfaces ..........................................................30

ARN Router Not a Supported DVS RADIUS Client ............................................31

Increasing Buffer Size on Non-Token-Ring AN Routers .....................................31

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ATM Guidelines .........................................................................................................31

ATM Half Bridge Support ....................................................................................31

Deleting ATM from a Router If Signaling Is Enabled ...........................................32

Failover and Load Balancing for ATM VCs Not Supported .................................32

BGP Guidelines .........................................................................................................32

BGP Announce Policy Considerations ................................................................32

Configuring BGP with Full Internet Routes on Passport 5430 ...........................33

Embedded Web Server Guidelines ...........................................................................33

Using Embedded Web Server to Transfer Files ..................................................33

Accessing the Embedded Web Server Using Microsoft IE .................................33

IPsec Guidelines .......................................................................................................33

IPsec 3DES Performance Considerations ..........................................................33

IPsec Executable ................................................................................................35

Adding the IPsec File to the BayRS 14.20 Base Kernel .....................................35

Configuring IPsec and Bidirectional NAT on the Same Interface ........................35

NAT Guidelines .........................................................................................................35

Configuring NAT Dynamically .............................................................................35

ISP Mode Not Supported by NAT .......................................................................35

Configuring Bidirectional NAT .............................................................................35

Protocols/Configurations Not Supported by Bidirectional NAT ...........................36

OSPF Guidelines ......................................................................................................36

Traffic Filters Guidelines ............................................................................................37

Downloading Internet Routes from an ISP ................................................................38

Cisco Compatibility Issues Using PIM .......................................................................38

Fragment Tagging in Bootstrap Messages .........................................................38

Cisco Drops RP Advertisement Messages with Zero Prefix Count ....................38

Routers Ignore RP Priority and Hash Value During RP Selection ......................39

CES and TDM on Passport 5430 Only .....................................................................39

Managing BayRS 14.20 and Carrier Network Services 2.0.0 ...................................39

MPOA and VRRP over LANE Support ......................................................................39

FRE-2 DRAM Requirements .....................................................................................39

BayRS Bandwidth Broker for Differentiated Services ...............................................40

Event Database .........................................................................................................40

Protocol Statistics for MPLS ......................................................................................40

BayRS Version Flash Memory Requirements ...........................................................41

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Configuring PU 4 and SDLC Link Stations ...............................................................41

Creating Multiple GRE Tunnels .................................................................................42

Protocol Prioritization No Call Filters and TCP Applications .....................................42

Support for Strata-Flash Card ...................................................................................42

Adding SDLC Changes Serial Parameter Settings ...................................................42

IPv6 Supported on ATM PVCs ..................................................................................43

Configuring RADIUS Servers ....................................................................................43

Operating Limitations and Cautions ................................................................................45

ATM Services ............................................................................................................45

DLSw — SDLC Fast and Slow Poll Timer Defaults ...................................................45

FireWall-1 Services ...................................................................................................46

Frame Relay Services ...............................................................................................46

DSQMS .....................................................................................................................47

DVMRP — Specifying the Lifetime of a Prune Message ...........................................47

Deleting a Hybrid Mode Permanent Virtual Circuit (PVC) .........................................47

HSSI – Priority Queuing Impacts Performance .........................................................48

ISDN-BRI – Configuring B Channels on the ARN and Passport 2430 .....................48

Loss of Signal Might Cause ARE Slot to Hang .........................................................48

MIB Attributes ............................................................................................................48

NAT Services ............................................................................................................48

Passport 2430 and Passport 5430 ............................................................................49

RIP Export Filters ......................................................................................................49

Router Loses IP Connection When Security Enabled ...............................................49

Signal Ports Settings on a Switch and Router Conflict .............................................50

Unnumbered IP Interfaces ........................................................................................50

Using DLSw/APPN Boundary Port with AS400s and Others ....................................50

Using DVMRP with Interfaces with More than One IP Address ................................50

Using Flash Compaction or Extensive File Management on ARE ............................50

Virtual Channel Connections (VCCs) Becoming Inactive .........................................50

VRRP Over LANE .....................................................................................................51

WAN Encryption ........................................................................................................51

WCP for PPP Multilink ..............................................................................................51

Protocols Supported ........................................................................................................51

Standards Supported ......................................................................................................54

Flash Memory Cards Supported .....................................................................................59

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Tables

Table 1. BCC Board Types: AN and ANH Modules ................................................22

Table 2. BCC Board Types: ARN Modules .............................................................24

Table 3. BCC Board Types: ASN Modules .............................................................25

Table 4. BCC Board Types: BLN and BCN Modules ..............................................26

Table 5. BCC Board Types: Passport 2430 Modules ..............................................28

Table 6. BCC Board Types: Passport 5430 Modules ..............................................28

Table 7. BCC Board Types: System 5000 Modules ................................................29

Table 8. Default Settings for Serial Parameters without SDLC ...............................43

Table 9. Default Settings for Serial Parameters with SDLC ....................................43

Table 10. Standards Supported by Version 14.20 ....................................................54

Table 11. Approved Flash Memory Cards ................................................................60

312546-A Rev 00

xiii

Preface

The Nortel Networks

™

BayRS

™

Version 14.20 is a software release that includes

bug fixes and new features added since BayRS Version 14.10. These release notes

contain guidelines for using BayRS Version 14.20.

Hard-Copy Technical Manuals

You can print selected technical manuals and release notes free, directly from the

Internet. Go to the http://www25.nortelnetworks.com/library/tpubs URL. Find the

product for which you need documentation. Then locate the specific category and

model or version for your hardware or software product. Use Adobe Acrobat

Reader to open the manuals and release notes, search for the sections you need,

and print them on most standard printers. Go to Adobe Systems at

www.adobe.com to download a free copy of Acrobat Reader.

You can purchase selected documentation sets, CDs, and technical publications

through the Internet at the www1.fatbrain.com/documentation/nortel/ URL.

How to Get Help

If you purchased a service contract for your Nortel Networks product from a

distributor or authorized reseller, contact the technical support staff for that

distributor or reseller for assistance.

xiv

312546-A Rev 00

If you purchased a Nortel Networks service program, contact one of the following

Nortel Networks Technical Solutions Centers:

An Express Routing Code (ERC) is available for many Nortel Networks products

and services. When you use an ERC, your call is routed to a technical support

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ERC at the bottom of the page.

Technical Solutions Center Telephone

EMEA (33) (4) 92-966-968

North America (800) 2LANWAN or (800) 252-6926

Asia Pacific (61) (2) 9927-8800

China (800) 810-5000

312546-A Rev 00

1

Release Notes for

BayRS Version 14.20

This document contains the latest information about Nortel Networks

BayRS

Version 14.20, including information on the following topics:

Topic Page

Upgrading to Version 14.20 2

New Features 7

BCC Guidelines 19

General Guidelines 31

Operating Limitations and Cautions 46

Protocols Supported 52

Standards Supported 55

Flash Memory Cards Supported 60

Release Notes for BayRS Version 14.20

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312546-A Rev 00

Upgrading to Version 14.20

To upgrade BayRS to Version 14.20, see Upgrading Routers to BayRS Version

14.xx, in your upgrade package. In addition, read the following sections.

Upgrading FireWall-1 Configurations

To upgrade FireWall-1 from a BayRS version earlier than 13.20, complete the

following steps.

1.

Familiarize yourself with the Bay Command Console (BCC

™

).

Starting with BayRS Version 13.20, FireWall-1 no longer supports Site

Manager as a configuration tool. You must use the BCC to manage and

configure FireWall-1. For basic information about using the BCC, see Using

the Bay Command Console (BCC).

2.

Make sure that you will not lose access to your router.

When you upgrade to BayRS Version 14.20, once you boot your router, the

Version 14.20 software invokes the default FireWall-1 security policy. This

default security policy drops all attempts at communication with the router.

If you manage a router at a remote location, you will no longer be able to gain

access to the router through the WAN connection. Before you upgrade, make

sure that you can gain access to the router by dialing in through the console

port, or that there is someone at the remote location who can configure the

router.

3.

Reboot the router with BayRS Version 14.20, using an existing

configuration file.

Note:

If you are currently running Firewall-1 from BayRS Version 13.20 and

want to upgrade to BayRS Version 14.20, you do not have to follow these

steps. Firewall-1 is not supported on the Passport

™

2430 and Passport

™

5430

platforms.

Release Notes for BayRS Version 14.20

312546-A Rev 00

3

4.

Use the BCC to reenable FireWall-1 on each IP interface.

To reenable FireWall-1 on each IP interface, use the BCC to navigate to the

prompt for the slot/connector on which you have configured the IP interface

(for example,

box; eth 2/2

). Then enter:

ip address

<ip_address>

mask

<address_mask>

ip_address

is the IP address you have assigned to the interface.

address_mask

is the mask associated with the IP address.

The prompt for the IP interface appears.

For example, the following command invokes the prompt for IP interface

2.2.2.2/255.0.0.0 (which has been configured on Ethernet slot 2, connector 2):

ethernet/2/2#

ip address 2.2.2.2 mask 255.0.0.0

ip/2.2.2.2/255.0.0.0#

At the prompt for the IP interface, enter the following command to reenable

FireWall-1:

firewall

The firewall prompt appears.

For example, the following command reenables FireWall-1 on the IP interface

2.2.2.2/255.0.0.0:

ip/2.2.2.2/255.0.0.0#

firewall

firewall/2.2.2.2#

5.

To use FireWall-1 on more than 32 circuits, set the policy index number

for each IP interface.

The policy index allows multiple circuits to share the same instance of

FireWall-1. You can have up to 32 instances of FireWall-1, with many circuits

making up each FireWall-1 instance. All circuits in a grouping must share the

same security policy.

By default, the policy index for a circuit is equal to the circuit number. If you

are using FireWall-1 on fewer than 33 circuits, you do not have to use policy

indexes.

If you are using FireWall-1 on more than 32 circuits, group circuits that share

the same security policy. Then, set the policy index on each circuit in a group

to the same value.

Release Notes for BayRS Version 14.20

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312546-A Rev 00

For example, suppose you want to use FireWall-1 on 40 circuits. The first five

circuits share one security policy; the next 35 share a different security policy.

Using the BCC, assign policy index 1 to the first five circuits and policy index

2 to the next 35 circuits. You then have a total of 40 firewall circuits on the

router, with two policy index values and two security policies.

The Check Point log viewer treats circuits that share a policy index as one

circuit.

If you are running FireWall-1 on more than 32 circuits and you therefore need

to set the policy index value, use the BCC to navigate to the firewall prompt,

as described in step 4. Then enter:

policy-index

<value>

value

is the index value, from 1 to 1023.

For example, the following command sets the policy index to 1:

firewall/2.2.2.2#

policy-index 1

firewall/2.2.2.2#

6.

Save the configuration file and reboot the router.

7.

Reinstall the security policy.

Since you previously defined a security policy (using the earlier version of

BaySecure FireWall-1), you do not need to define it again. However, you must

reinstall it in on the router. For complete instructions on how to install the

security policy, see your Check Point FireWall-1 documentation.

If you want to install different security policies for different policy indexes,

use the Check Point FireWall-1 command line interface to enter the following

command:

fw load ../conf/<config_file> pol<policy_index_number>@<router_name>

Note:

If you do not use policy index values and you configure more than 32

circuits on the router, all IP forwarding is disabled on circuits after the 32nd. If

you use policy index values, but configure more than 32 policy index

groupings, all circuits assigned policy indexes after the 32nd will have all IP

forwarding disabled. The router logs warning messages that can help you

determine whether you have any circuits on which all IP forwarding is

disabled.

Release Notes for BayRS Version 14.20

312546-A Rev 00

5

For example, the following command specifies that the system install the

security policy in the configuration file drop_ftp on policy index number 1 on

the router named asn1:

fw load ../conf/drop_ftp pol1@asn1

Upgrading ATM Configurations

If you are upgrading from a BayRS version earlier than 12.20 and you defined log

event traps for asynchronous transfer mode (ATM), ATM signaling, or ATM LAN

emulation, you must redefine these traps.

The ATM, ATM signaling, and ATM LAN emulation log event messages changed

in BayRS Version 12.20. The ATM_SIG entity (entity #95) no longer exists as a

separate entity. We have combined the ATM_SIG entity with the ATM entity

(entity #78). Combining and reorganizing these entities resulted in changes to the

ATM log event message numbers. We added new log events to the ATM_LE entity

(entity #100), resulting in log event message number changes for LAN emulation

as well.

You can view the new and modified ATM log event messages in the event

database on the BayRS Online Library Version 14.20 CD, or on the World Wide

Web at this URL:

http://support.baynetworks.com/library/tpubs/events/

Upgrading L2TP Configurations

If you have a BayRS Version 12.10 configuration file that includes L2TP

operating on a router using BayRS Version 14.20, the router automatically

upgrades the assigned user network addresses to L2TP IP interface addresses.

L2TP IP interface addresses are internal to the router. When communicating with

the remote user, the router associates the user’s IP address with an L2TP IP

interface address that you configure.

Release Notes for BayRS Version 14.20

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312546-A Rev 00

The user network addresses assigned to Version 12.10 apply to the entire router. In

Version 14.20, each slot has a unique L2TP IP address. Consequently, if the

number of configured L2TP slots is greater than the number of configured

assigned user network addresses, the router will not be able to upgrade every slot

from a Version 12.10 configuration to a Version 14.20 configuration. For slots that

exceed the number of assigned user network addresses, you must manually

configure L2TP IP interface addresses. To do this, delete L2TP from the slot, and

then configure a new L2TP interface. Each slot must have L2TP IP interface

addresses.

If the number of configured L2TP slots is less than or equal to the number of

configured assigned user network addresses, the router automatically converts all

assigned user network addresses to L2TP IP addresses.

Upgrading OSPF Configurations

When you upgrade BayRS from releases earlier than Version 12.20, there must

not be an open shortest path first maximum transmission unit (OSPF MTU)

interface mismatch. If a mismatch exists, adjacencies will not form between

upgraded routers. All the OSPF routers forming adjacencies on a segment

(broadcast, point-to-point [PPP], Point-to-Multipoint, or nonbroadcast

multi-access [NBMA]) should have the same OSPF MTU size. You configure the

OSPF MTU size through the MTU Size parameter in the OSPF Interfaces window

in Site Manager.

BayRS Versions 12.20 and later comply with RFC 2178, which requires the OSPF

MTU size feature.

Upgrading Static Forwarding Policy Filters

Internet Group Management Protocol (IGMP) static forwarding policy filters that

you created in versions earlier than Site Manager Version 7.20 will not work

correctly using Site Manager Version 7.20. To use these IGMP static forwarding

policy filters, you must re-create them. For information about creating IGMP

static forwarding policy filters, see Configuring IP Multicasting and Multimedia

Services.

Release Notes for BayRS Version 14.20

312546-A Rev 00

7

Upgrading IP Route Filters

If you have configured IP route filters and then disabled those filters (rather than

deleted them), when you upgrade to Version 14.20 from a version earlier than

14.00, the filters will be re-enabled. You must disable the filters again after the

upgrade is complete. If you do not want to use the filters, you might want to

consider deleting them before you upgrade to Version 14.20.

New Features

The following sections provide brief descriptions of the new features in BayRS

Version 14.20.

APPN Branch Network Node

BayRS 14.20 now enables you to configure an APPN router to act as a branch

network node. An APPN branch network node (BrNN) is a network node that

implements the Branch Extender function, APPN option set 1121. The APPN

BrNN connects a branch site to the WAN APPN backbone and emulates two types

of nodes. The BrNN appears as an APPN end node to the backbone, and as an

APPN network node to the branch nodes. Since the BrNN presents an EN image

to the backbone, it does not send or receive topology updates; the BrNN prevents

topology updates from flowing from the WAN backbone to the branch nodes. As a

result, the BrNN reduces traffic on the WAN links to the branches, and eliminates

the risk of exceeding the topology database storage capability of branch access

devices.

See Configuring APPN Services for more information.

BCC and Site Manager Additions for DLSw and LLC2

BayRS 14.20 provides the following BCC and Site Manager additions:

BCC Additions

BayRS 14.20 enables you to run DLSw and LLC2 on the following Frame Relay

interfaces: BAN PVC, BNN PVC, and BNN SVC. You can also run DLSw and

LLC2 over the ATM LANE port.

Release Notes for BayRS Version 14.20

8

312546-A Rev 00

Site Manager Additions

BayRS 14.20 enables you to run DLSw and LLC2 over Frame Relay BNN SVC

using Site Manager. The following new parameters support LLC2 over Frame

Relay BNN SVC:

• MAC Address

• Mapping Type

• X.121 Addr

• Sub Addr

• Numbering Plan

• Type of Number

See the following books for more information: Configuring DLSw Services,

Configuring LLC Services, and Configuring Bridging Services.

BCC Command Enhancements

The Bay Command Console (BCC) includes the following enhancements for

BayRS 14.20:

Command Completion

Enter the first few letters of any command and press [Tab] to complete your partial

entry. The BCC automatically completes the string for any command for which it

finds a unique match in the current context. If you want to complete the string and

execute it, press [Enter] instead of [Tab]. If the BCC cannot complete the string

based on your partial entry, your available choices or an error message displays.

You can also use this feature to simplify the entry of object names/IDs and

parameter names/values.

check

Command

check [-recursive | -all]

Checks the current context by default for unsatisfied dependencies (requiring

additional configuration). The check command operates only in config mode.

• Use the "-recursive" option to check for dependencies related to the current

context and all of its subcontexts.

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Avaya (312546-A Release Notes

Avaya (312546-A Release Notes

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