Chapter 7: Router Control Module (RCM)
STANDARD Revision 1.0 C4® CMTS Release 8.3 User Guide
© 2016 ARRIS Enterprises LLC. All Rights Reserved. 215
Note: The SFP and XFP modules are compliant with the SFP and XFP MSAs, respectively; however, only the approved
1000 Base-TX modules are guaranteed to operate correctly in the 10/100/1000 mode of operation. Contact your ARRIS
Sales or Technical Representative for more information on approved modules.
See the following table for the IEEE specified minimum length limits for the various modules and fiber types.
Table 22. Overview of IEEE SFP and XFP Types and Specifications
62.5/125 multi-mode, 160MHz
62.5/125 multi-mode, 200MHz
50/125 multi-mode, 400MHz
50/125 multi-mode, 500MHz
62.5/125 multi-mode, 500MHz
50/125 multi-mode, 400MHz
50/125 multi-mode, 500MHz
9/125 single mode
1000Base-ZX
(not IEEE spec)
62.5/125 multi-mode, 160MHz
62.5/125 multi-mode, 200MHz
50/125 multi-mode, 400MHz
50/125 multi-mode, 500MHz
50/125 multi-mode, 2000MHz