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DES-7200 Configuration Guide Chapter 6 URPF Configuration
6-10
DES-7200# configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
DES-7200(config)# interface gigabitEthernet0/21
DES-7200(config-if)# no switchport
DES-7200(config-if)# ip verify unicast source reachable-via rx
6.3.3 Configure URPF
drop rate notification
To configure URPF drop rate notification, you must enable URPF function first.
Configure URPF drop rate notification according to the following steps:
Command Function
DES-7200# configure terminal
Enter global configuration mode
DES-7200(config)# ip verify urpf
drop-rate compute interval
seconds
Configure URPF drop rate computation
interval
Unit: second; scope: 30-300; default: 30s
DES-7200(config)# ip verify urpf
drop-rate notify hold-down
seconds
Configure URPF drop rate notify hold-down
time
Unit: second; scope: 30-300; default: 300s
DES-7200(config)# interface
interface-name
Enter interface configuration mode
DES-7200(config-if)# ip verify urpf
drop-rate notify
Enable URPF drop rate monitoring
DES-7200(config-if)# ip verify urpf
notification threshold rate-value
Configure URPF drop rate notification
threshold
Unit: pps; scope: 0-4294967295; default:
1000pps
DES-7200(config-if)# exit
Exit interface configuration mode and return
to global configuration mode
DES-7200(config)# snmp-server
enable traps urpf
Send Trap messages after the URPF drop
rate has exceeded the notification threshold.
DES-7200(config)# snmp-server
host {host-addr| ipv6 ipv6-addr}
traps word urpf
Configure the host to receive URPF Trap.
DES-7200(config)# end
Exit global configuration mode
DES-7200# show ip urpf
Display URPF configurations and statistics