Reference Guide

track
Monitor an interface and lower the priority value of the VRRP group on that interface if it is disabled.
C-Series, E-Series, S-Series (S50)
Syntax
track interface [priority-cost cost]
To disable monitoring, use the no track interface command.
Parameters
interface (OPTIONAL) Enter the following keywords and slot/port or number
information:
• For a 1-Gigabit Ethernet interface, enter the keyword
GigabitEthernet followed by the slot/port information.
• For a Loopback interface, enter the keyword loopback
followed by a number from 0 to 16383.
• For Port Channel interface types, enter the keywords port-
channel
followed by the number. For the C-Series and S-
Series, the range is 1 to 128. For the E-Series, the range is 1 to
255 for TeraScale.
• For SONET interfaces, enter the keyword sonet followed by
the slot/port information.
• For a 10-Gigabit Ethernet interface, enter the keyword
TenGigabitEthernet followed by the slot/port
information.
• For a 40-Gigabit Ethernet interface, enter the keyword
FortyGigabitEthernet followed by the slot/port
information.
• For a VLAN interface, enter the keyword vlan followed by
the VLAN ID. The VLAN ID range is from 1 to 4094.
priority-cost (OPTIONAL) Enter a number as the amount to be subtracted from the
priority value. The range is 1 to 254. The default is 10.
Defaults priority cost = 10
Command Modes VRRP
Command History
Version 7.6.1.0 Introduced on the S-Series (S50 only).
Version 7.5.1.0 Introduced on the C-Series.
pre-Version
6.2.1.1
Introduced on the E-Series.
Usage
Information
If the interface is disabled, the cost value is subtracted from the priority value and forces a
new MASTER election if the priority value is lower than the priority value in the BACKUP virtual
routers.
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