Juniper SERVICE AVAILABILITY - CONFIGURATION GUIDE V 11.1.X Configuration Manual page 174

JUNOSe 11.1.x Service Availability Configuration Guide
requirements
hardware.......................................................60
software.........................................................60
traffic forwarding...........................................60
verification in upgrade phase.........................66
restoring original router state........................99, 100
router behavior.....................................................58
service restoration phase................................63, 71
SONET/SDH support.............................................91
subscriber support................................................90
logins.............................................................90
statistics.........................................................90
support, application..............................................71
T3 support............................................................91
TACACS+ support................................................92
terms....................................................................62
timer settings for routing protocol timers..............94
upgrade phase................................................63, 66
exceptions.....................................................66
line module control plane..............................66
line module forwarding plane upgrade..........66
process steps.................................................66
setup.............................................................66
SRP module switchover.................................66
verification requirements...............................66
upgrade procedure................................................96
unified ISSU (in-service software upgrade):DHCP
support
local server...........................................................72
upgrading software......................................................19
high availability.....................................................44
V
virtual MAC address...................................................105
virtual router ID (VRID). See VRID
Virtual Router Redundancy Protocol (VRRP). See VRRP
VRID (virtual router ID)
configuration......................................................112
creating...............................................................112
router election rules............................................110
VRRP.........................................................................130
VRRP (Virtual Router Redundancy Protocol)
advertisement interval........................................112
advertisement messages.....................................110
authentication key..............................................112
authentication type.............................................112
backup router.............................................105, 110
configuration examples.......................................107
configuring..........................................................112
how it works.......................................................107
implementation..................................................110
MAC address.......................................................105
master router......................................................106
monitoring..........................................................117
overview.............................................................105
152
Index
preemption.................................................110, 112
router election rules............................................110
router priority.....................................................112
VLAN support.....................................................105
VRRP router defined ..........................................106
vrrp commands
ip vrrp.................................................................112
ip vrrp accept-data..............................................112
ip vrrp advertise-interval.....................................112
ip vrrp authentication-key...................................112
ip vrrp authentication-type..................................112
ip vrrp enable.....................................................112
ip vrrp preempt..................................................112
ip vrrp priority....................................................112
ip vrrp track........................................................117
ip vrrp virtual-address.........................................112
VRRP commands
icr.......................................................................135
W
warm restart
IP interface priority ........................................43, 44