Graceful Routing Engine Switchover Platform Support

To enable graceful Routing Engine switchover, your system must meet these minimum requirements:

M20 and M40e routers—JUNOS Release 5.7 or later
M10i router—JUNOS Release 6.1 or later
M320 router—JUNOS Release 6.2 or later
T320 router, T640 routing node, and TX Matrix platform—JUNOS Release 7.0 or later
M120 router—JUNOS Release 8.2 or later
MX960 Ethernet Services router—JUNOS Release 8.3 or later
MX480 Ethernet Services router—JUNOS Release 8.4 or later (8.4R2 recommended)
MX240 Ethernet Services router—JUNOS Release 9.0 or later
T1600 routing node—JUNOS Release 8.5 or later

For more information about support for graceful Routing Engine switchover, see the sections that follow.