Graceful-Restart (Enabling Globally) - Juniper ACX1000 Configuration Manual

graceful-restart (Enabling Globally)

Syntax
Hierarchy Level
Release Information
Description
Default
Options
Copyright © 2017, Juniper Networks, Inc.
graceful-restart {
disable;
helper-disable;
maximum-helper-recovery-time seconds;
maximum-helper-restart-time seconds;
notify-duration seconds;
recovery-time seconds;
restart-duration seconds;
stale-routes-time seconds;
}
[edit logical-systems logical-system-name routing-options],
[edit logical-systems logical-system-name routing-instances routing-instance-name
routing-options],
[edit routing-options],
[edit routing-instances routing-instance-name routing-options]
Statement introduced before Junos OS Release 7.4.
Statement introduced in Junos OS Release 9.0 for EX Series switches.
Statement introduced in Junos OS Release 12.1 for the QFX Series.
Statement introduced in Junos OS Release 14.1X53-D20 for the OCX Series.
You configure the graceful restart routing option globally to enable the feature, but not
to enable graceful restart for all routing protocols in a routing instance. Because all routing
protocols are not usually run on every routing instance, you must also configure graceful
restart for individual routing protocols running on a routing instance, including the main
routing instance. You can, optionally, modify the global settings at the individual protocol
level.
NOTE:
For VPNs, the
plane is undergoing a restart to continue to forward traffic while recovering
its state from neighboring routers.
For BGP, if you configure graceful restart after a BGP session has been
established, the BGP session restarts and the peers negotiate graceful
restart capabilities.
LDP sessions flap when
Graceful restart is disabled by default.
The remaining statements are explained separately. See
statement allows a router whose VPN control
graceful-restart
graceful-restart
Chapter 41: Configuration Statements
configurations change.
.
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