Figure 231: Tx Matrix Router And Tx Matrix Plus Router Sib Location; M320 Router Sibs; T320 Router Sibs - Juniper M Series Monitoring And Troubleshooting Manual

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Figure 231: TX Matrix Router and TX Matrix Plus Router SIB Location

Monitoring the SIBs on page 413

Four SIBs are installed in the M320 router. The SIBs are located at the center rear of the

chassis in the slots labeled

and there is no backup.

Monitoring the SIBs on page 413

Three SIBs are installed in the router. The SIBs are located at the center rear of the chassis

in the slots labeled

Each FPC has a dedicated ASIC with five high-speed links that connect to the SIBs. Two

high-speed links connect to SIB1 and SIB2. One high-speed link connects to

acts as a backup to

active. Because

has only one high-speed link to each FPC, only three links will remain

active. A slight degradation in forwarding capacity may occur. When the failed SIB is

replaced, it will become active and

forwarding capacity.

Monitoring the SIBs on page 413

TX Matrix Plus front

(top to bottom). All four SIBs are active,

. In the event of a complete SIB failure,

will revert to backup. The router will regain full

Chapter 16: Monitoring the SIBs

TX Matrix Plus rear