TRMs (Transmit Receive Modules: SFP, XFP, QSFP+) 3
Release 03 05/2020
Contents
1. INTRODUCTION ......................................................................................................... 4
1.1 General ............................................................................................... 4
1.2 Manual References ............................................................................. 4
1.3 Optical Connectors.............................................................................. 4
1.4 Glossary .............................................................................................. 4
1.5 Optical Attenuator .............................................................................. 6
2. SFP/SMART SFP MODULES ......................................................................................... 8
3. XFP MODULES ......................................................................................................... 10
4. QSFP+ MODULES ..................................................................................................... 11
5. MTBF (=MEAN TIME BETWEEN FAILURES) ................................................................ 12
6. CWDM MODULES .................................................................................................... 12
7. DWDM ITU CHANNELS FOR OPTICAL MODULES ........................................................ 13
8. ABBREVIATIONS ...................................................................................................... 14
List of figures
Figure 1 Optical LC Connector ....................................................................................................... 4
Figure 2 SDH/SONET over Dragon PTN via Smart SFPs ................................................................. 5
Figure 3 Optical Attenuator on Rx Side ......................................................................................... 6
Figure 4 40GBASE-BIDI, 2 Wavelengths λ1 and λ2 ...................................................................... 11
List of Tables
Table 1 Manual References ........................................................................................................... 4
Table 2 Fiber Losses (kilometers) .................................................................................................. 7
Table 3 Fiber Losses (miles) ........................................................................................................... 7
Table 4 Optical SFP Modules on IFMs ........................................................................................... 8
Table 5 Optical Smart SFP Modules on IFMs ................................................................................. 9
Table 6 Electrical SFP Modules on IFMs ........................................................................................ 9
Table 7 Optical XFP Modules ....................................................................................................... 10
Table 8 Optical QSFP+ Modules .................................................................................................. 11
Table 9 MTBF (=Mean Time Between Failures) .......................................................................... 12
Table 10 CWDM Modules ............................................................................................................ 12
Table 11 DWDM ITU Channels for 1 or 10 Gbps , Frequency, Wavelengths .............................. 13