Replacing An Nvs Card - Juniper E120 - RELEASE 11.1.X HARDWARE GUIDE 3-25-2010 Hardware Manual

E120 and E320 11.1.x Hardware Guide
CAUTION: When handling modules, use an antistatic wrist strap connected to an
ESD grounding jack. This action helps to protect the module from damage by
electrostatic discharge.
To upgrade the NVS cards on the SRP modules in a system that contains two SRP
modules:
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.

Replacing an NVS Card

To replace an NVS card in slot 0 or slot 1 of an SRP module:
CAUTION: Before you insert or remove an NVS card from a running SRP module,
we strongly recommend that you halt the SRP module or shut down the router.
72

Replacing an NVS Card

Wear an antistatic wrist strap and connect it to one an ESD grounding jack on
the router.
Halt the redundant SRP module.
host1#halt standby-srp
Remove the redundant SRP module from the chassis.
Replace the NVS card on this SRP module. (See "Replacing an NVS Card" on
page 72.)
Reinsert the SRP module into the chassis.
When this SRP module is available, synchronize the SRP modules.
host1#synchronize
When the SRP modules are synchronized, reboot the SRP module that you
upgraded.
host1#reload standby-srp
When this SRP module is available, synchronize the SRP modules.
host1#synchronize
When the SRP modules are synchronized, force the redundant SRP module to
take over from the primary SRP module.
host1#srp switch
Halt the redundant (former primary) SRP module.
host1#halt standby-srp
Immediately remove the former primary SRP module.
Repeat Steps 4–8 for the former primary SRP module.