Routing
Virtual Router Redundancy Protocol (VRRP)
IX20 User Guide
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3. Click
Network
>
VRRP
.
4. Create a new VRRP instance, or click to expand an existing VRRP instance.
See
for information about creating a new VRRP instance.
5. Click to expand
VRRP+
.
6. Click
Enable
.
7. Add interfaces to monitor:
a. Click to expand
Monitor interfaces
.
b. Click
to add an interface for monitoring.
c. For
Interface
, select the local interface to monitor. Generally, this will be a cellular or WAN
interface.
d. (Optional) Click
again to add additional interfaces.
8. (Optional) For backup devices, click to enable
Monitor VRRP+ master
.
This parameter allows a backup VRRP device to monitor the master device, and increase its
priority when the master device is failing SureLink tests. This can allow a device functioning as
a backup device to promote itself to master.
9. For
Priority modifier
, type or select the amount that the device's priority should be decreased
due to SureLink connectivity failure, and increased when SureLink succeeds again.
Along with the priority settings for devices in this VRRP pool, the amount entered here should
be large enough to automatically demote a master device when SureLink connectivity fails. For
example, if the VRRP master device has a priority of
100
and the backup device has a priority of
80
, then the
Priority modifier
should be set to an amount greater than
20
so that if SureLink
