Verify That Graceful Routing Engine Switchover And Nonstop Active Routing; Are Configured - Juniper EX9200 Features Manual

High Availability Feature Guide for EX9200 Switches
Verify That Graceful Routing Engine Switchover and Nonstop Active Routing Are Configured
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NOTE: The root file system is backed up to
to . After you issue the
/altconfig
router's flash and hard disks are identical. You can return to the previous
version of the software only by booting the router from removable media.
For more information about the
Junos OS Administration Library.
Before you begin a unified ISSU, ensure that graceful Routing Engine switchover and
nonstop active routing are configured on your router.
To verify that graceful Routing Engine switchover is configured, on the backup Routing
1.
Engine ( ) issue the
re1 show system switchover
to the following example. The
{backup}
user@host> show system switchover
Graceful switchover: On
Configuration database: Ready
Kernel database: Ready
Peer state: Steady State
To verify that nonstop active routing is configured, on the master Routing Engine (
2.
issue the
show task replication
example.
{master}
user@host> show task replication
Stateful Replication: Enabled
RE mode: Master
Protocol
OSPF
IS-IS
If graceful Routing Engine switchover and nonstop active routing are not configured,
complete the following steps:
On the master Routing Engine (
1.
Include the graceful-switchover
level.
On the master Routing Engine, enable nonstop active routing. Include the
2.
synchronize statement at the
statement at the
[edit routing-options]
On the master Router Engine, issue the
3.
The system provides the following confirmation that the master and backup Routing
Engines are synchronized:
re0:
configuration check succeeds
/altroot
request system snapshot
request system snapshot
command. The output should be similar
field state must be
Graceful switchover
command. The output should be similar to the following
Synchronization Status
Complete
Complete
), enable graceful Routing Engine switchover.
re0
statement at the [edit chassis redundancy]
[edit system] hierarchy level and the
hierarchy level.
command.
commit
Copyright © 2017, Juniper Networks, Inc.
, and is backed up
/config
command, the
command, see the
.
On
re0 )
hierarchy
commit
nonstop-routing