Ip Alwaysup - Juniper JUNOSE 11.1.X - COMMAND REFERENCE A TO M 4-9-2010 Command Reference Manual

Chapter 10: I Commands

ip alwaysup

[ no ] ip alwaysup
Syntax
Command introduced before JUNOSe Release 7.1.0.
Release Information
Forces the interface to appear as if it is up, regardless of the state of the lower layers.
Description
Use this command to reduce routing protocol topology changes on the router when
the network attached to this link is single-homed. This command may be useful when
the router is running routing protocols with very large routing tables that may take
a long time to converge. The no version makes the interface appear in its current
state.
Interface Configuration, Subinterface Configuration
Mode
743
ip alwaysup