Completing The Scb Upgrade - Juniper MX960 Hardware Manual

Completing the SCB Upgrade

Copyright © 2017, Juniper Networks, Inc.
To complete the procedure after upgrading the SCBs:
Verify that any Modular Port Concentrator (MPC) is running at 3G instead of 6G by
1.
issuing the
request chassis fabric upgrade-bandwidth info
user@host> request chassis fabric upgrade-bandwidth info
Slot State
0 Upgrade not supported
1 Upgraded
2 Empty
3 Empty
4 Empty
5 Empty
6 Empty
7 Empty
The results indicate that slot 0 does not support the upgrade and slot 1 needs upgrade.
NOTE: The SCBE line card supports only DPC, MS-DPC, MPC1, MPC2, and
MPC3 line cards for the upgrade-bandwidth command. If line cards that
do not support the
chassis during the SCB to SCBE upgrade, the
upgrade-bandwidth
slot(s) that contain the unsupported line card(s).
Upgrade the bandwidth of all MPCs by issuing the
2.
upgrade-bandwidth fpc all
go to Step 3.
CAUTION: Use this command only if you are not concerned with the slot
upgrade order or if only one old MPC is present in the chassis. Running this
command may result in a loss of traffic across that MPC. Using this method
may increase that loss, as it does not consider any redundancy or graceful
switchover strategies that you may have configured on the system.
Upgrade the MPC in slot 1 by running the
3.
fpc slot 1 command.
Verify that the MPC is upgraded by issuing the
4.
command:
info
user@host> request chassis fabric upgrade-bandwidth info
Slot State
0 Upgrade not supported
1 Upgraded
2 Empty
Chapter 27: Replacing Switch Fabric Components
command option are present in the
upgrade-bandwidth
commands will return
request chassis fabric
command. If you want to control the MPC line card upgrade,
request chassis fabric upgrade-bandwidth
request chassis fabric upgrade-bandwidth
command:
request chassis fabric
for the
Upgrade not supported
435