Chassis Versions; Figure 10: Midplane Domains - Juniper G10 CMTS Hardware Manual

Figure 10: Midplane Domains

Domain A
1 2 3 4

Chassis Versions

There are two versions of the chassis—version 1 and version 2. Version 2 provides all the
functions provided by version 1, but contains a new midplane that provides the following
features:
Comm
Channel
Host
Controller
5 6
Midplane Slot Numbers
(front view)
! Support for eight RF upstream ports from a SIM to its corresponding DOCSIS Module.
! Ethernet wiring between DOCSIS Modules and NIC Modules that eliminates the need for
external NIC Access Module cables.
When Ethernet wiring within the new midplane is used:
! You must install a NIC Access Module opposite each
installed NIC Module for proper Ethernet signal
termination.
! You must not connect NIC Access Module cables to
the NIC Access Module.
! Ability to read the chassis version with the show chassis hardware detail command.
Domain B
7 9 10 11 12 13
Hardware Component Overview
Chassis
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
25