Configuring Graceful Restart; Enabling Graceful Restart - Juniper EX9200 Features Manual

CHAPTER 12

Configuring Graceful Restart

Enabling Graceful Restart

Copyright © 2017, Juniper Networks, Inc.
Enabling Graceful Restart on page 75
Configuring Routing Protocols Graceful Restart on page 76
Configuring Graceful Restart for MPLS-Related Protocols on page 83
Configuring VPN Graceful Restart on page 85
Configuring Logical System Graceful Restart on page 86
Configuring Graceful Restart on page 87
Example: Managing Helper Modes for OSPF Graceful Restart on page 112
Graceful restart is disabled by default. You must configure graceful restart at the
routing-options] or [edit routing-instances instance-name routing-options]
to enable the feature globally.
For example:
routing-options {
graceful-restart;
}
You can, optionally, modify the global settings at the individual protocol level or, as of
Junos OS 15.1, at the individual routing instance level.
NOTE: If you configure graceful restart after a BGP or LDP session has been
established, the BGP or LDP session restarts and the peers negotiate graceful
restart capabilities.
To disable graceful restart, include the
all protocols by including the
level, or you can disable graceful restart for a single protocol by including the disable
statement at the
[edit protocols protocol graceful-restart]
a time period for complete restart, include the
a number between 120 and 900.
statement. You can do this globally for
disable
disable statement at the [edit routing-options]
restart-duration
[edit
hierarchy level
hierarchy
hierarchy level. To configure
statement. You can specify
75