Hold-Time; Preempt - Dell Force10 Z9000 Reference Manual

Usage To enable VRRP traffic, assign an IP address to the VRRP group using the virtual-
Information address command and enter no disable.
Related virtual-address
Commands

hold-time

Specify a delay (in seconds) before a switch becomes the MASTER virtual router. By delaying the initialization of the
VRRP MASTER, the new switch can stabilize its routing tables.
C-Series, E-Series, S-Series, Z-Series, S4810
Syntax hold-time seconds
To return to the default value, use the no hold-time command.
Parameters
seconds
Defaults zero (0) seconds
Command Modes VRRP
Command History
Version 8.3.11.1
Version 8.3.7.0
Version 7.6.1.0
Version 7.5.1.0
pre-Version
6.2.1.1
Usage If a switch is a MASTER and you change the hold timer, you must disable and re-enable VRRP
Information for the new hold timer value to take effect.
Related disable
Commands

preempt

Permit a BACKUP router with a higher priority value to preempt or become the MASTER router.
C-Series, E-Series, S-Series, Z-Series, S4810
Syntax preempt
To prohibit preemption, use the no preempt command.
Defaults Enabled (that is, a BACKUP router can preempt the MASTER router).
Command Modes VRRP
Command History
Version 8.3.11.1
– specifies the IP address of the virtual router.
Enter a number of seconds. The range is 0 to 65535. The default is
zero (0) seconds.
Introduced on the Z9000.
Introduced on the S4810.
Introduced on the S-Series.
Introduced on the C-Series.
Introduced on the E-Series.
– disables a VRRP group.
Introduced on the Z9000.
1475