ESR series service routers.ESR-Series. User manual
Step Description Command Key
5 Setting the UDP port number of the
Firewall session reservation service
through which information is
exchanged when working in unicast
mode (optional).
ip firewall failover port
<PORT>
<PORT> – port number of Firewall
session reservation
service,specified in range
[1..65535].
6 Binding of a VRRP group, based on
which the state (main/backup) of the
router is determined when reserving
Firewall sessions (optional).
ip firewall failover vrrp-group
<GRID>
<GRID> – VRRP router group ID,
takes values of [1..32].
7 Enabling Firewall session
reservation.
ip firewall failover
When configuring firewall failover, NAT sessions between devices will also be synchronized.