Routing Virtual Router Redundancy Protocol (VRRP)
IX20 User Guide
459
Configure VRRP+
VRRP+ is an extension to the VRRPstandard that usesSureLink network probing to monitor
connectionsthrough VRRP-enabled devicesand adjust devices' VRRPpriority based on the statusof
the SureLink tests.
This section describeshow to configure VRRP+ on a IX20 device.
Required configuration items
n
Both master and backup devices:
l
Aconfigured and enabled instance of VRRP. See Configure VRRPfor information.
l
Enable VRRP+.
l
WAN interfacesto be monitored by using VRRP+.
Note SureLink is enabled by default on all WAN interfaces, and should not be disabled on
the WAN interfaces that are being monitored by VRRP+.
If multiple WAN interfaces are being monitored on the same device, the VRRPpriority will
be adjusted only if all WAN interfaces fail SureLink tests.
l
The amount that the VRRPpriority will be modified when SureLink determines that the
VRRPinterface is not functioning correctly.
l
Configure the VRRPinterface's DHCPserver to use a custom gateway that corresponds to
oneof the VRRPvirtual IPaddresses.
n
Backup devices only:
l
Enable and configure SureLink on the VRRPinterface.
l
Set the IPgateway to the IPaddressof the VRRPinterfaceon the master device.
Additional configuration items
n
For backup VRRPdevices, enable the ability to monitor the VRRPmaster, so that a backup
device can increase its priority when the master device fails SureLink tests.
Web
1. Log into Digi Remote Manager, or log into the local Web UI asa user with full Admin access
rights.
2. Access the device configuration:
Remote Manager:
a. Locate your device as described in Use Digi Remote Manager to view and manage your
device.
b. Click the Device ID.
c. Click Settings.
d. Click to expand Config.
Local Web UI:
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