Configuring Nonstop Active Routing; Enabling Nonstop Active Routing - Juniper EX9200 Features Manual

CHAPTER 9

Configuring Nonstop Active Routing

Configuring Nonstop Active Routing

Enabling Nonstop Active Routing

Copyright © 2017, Juniper Networks, Inc.
Configuring Nonstop Active Routing on page 53
Tracing Nonstop Active Routing Synchronization Events on page 55
traceoptions on page 58
Example: Configuring Nonstop Active Routing on page 60
This section includes the following topics:
Enabling Nonstop Active Routing on page 53
Synchronizing the Routing Engine Configuration on page 54
Verifying Nonstop Active Routing Operation on page 55
Nonstop active routing (NSR) requires you to configure graceful Routing Engine switchover
(GRES). To enable graceful Routing Engine switchover, include the
statement at the [edit chassis redundancy]
[edit chassis redundancy]
graceful-switchover;
By default, nonstop active routing is disabled. To enable nonstop active routing, include
the statement at the
nonstop-routing
[edit routing-options]
nonstop-routing;
To disable nonstop active routing, remove the
hierarchy level.
routing-options]
NOTE: When you enable nonstop active routing, you cannot enable automatic
route distinguishers for multicast VPN routing instances. Automatic route
distinguishers are enabled by configuring the
at the [edit routing-instances instance-name]
information, see the Junos OS VPNs Library for Routing Devices.
hierarchy level:
hierarchy level:
[edit routing-options]
statement from the
nonstop-routing
route-distinguisher-id
hierarchy level; for more
graceful-switchover
[edit
statement
53