T1600 T Series Control Boards (T-Cbs) Description; Re0 Cb0 Re1 - Juniper T1600 Hardware Manual

T1600 Core Router Hardware Guide
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46
other as its backup. If the master fails or is removed, the backup restarts and becomes
the master.
Each control board requires a Routing Engine to be installed in the adjacent slot.
installs above RE0 , and CB1
Engine is not present in the adjacent slot.
If the host system is redundant, the backup control board is hot-removable and
hot-insertable, but the master control board is hot-pluggable. A control board that is not
redundant is hot-pluggable.
The T1600 Core Router supports these control boards:
The T Series control board (T-CB) is supported in Junos OS Release 8.5 and later.
NOTE: The T-CB is required for a standalone T1600 router.
The line-card chassis control board (LCC-CB) is supported Junos OS Release 9.6R2
and later.
NOTE: The LCC-CB is required for connection to a TX Matrix Plus router,
but is not supported for standalone T1600 routers
T1600 Host Subsystem Description on page 36
T1600 T Series Control Boards (T-CBs) Description on page 46
T1600 Line-Card Chassis Control Board (LCC-CB) Description on page 48

T1600 T Series Control Boards (T-CBs) Description

Each T-CB (see Figure 28 on page 47) consists of the following components:
100-MB Ethernet switch for intermodule communication.
PCI bus to the Routing Engines.
Switch processor mezzanine board (SPMB).
Three LEDs labeled
MASTER
indicate its status.
The T-CB online/offline button, located on the faceplate. This button is nonfunctional.
Two configuration switches, located on the faceplate: the
configuration switches must always be set to
Two RJ-45 ports labeled
the T1600 router.
installs below RE1 . Control boards cannot function if a Routing
, , and , are located on the T-CB faceplate, and
FAIL OK
and
S
AUX and CIP on the T-CB faceplate, which are not used for
and
M/S CHASSIS ID
.
0
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CB0