After completed the peer link configurations, ping peer IP to verify whether the L3 connection is ok on peer link, determining the network status based on the number of Ping packets returned. 

For example,

admin@Xorplus> ping 10.10.51.1
PING 10.10.51.1 (10.10.51.1) 56(84) bytes of data.
64 bytes from 10.10.51.1: icmp_seq=1 ttl=64 time=1.94 ms
64 bytes from 10.10.51.1: icmp_seq=2 ttl=64 time=2.03 ms
64 bytes from 10.10.51.1: icmp_seq=3 ttl=64 time=2.00 ms
64 bytes from 10.10.51.1: icmp_seq=4 ttl=64 time=146 ms
64 bytes from 10.10.51.1: icmp_seq=5 ttl=64 time=2.01 ms
 

--- 10.10.51.1 ping statistics ---
5 packets transmitted, 5 received, 0% packet loss, time 4003ms
rtt min/avg/max/mdev = 1.943/30.832/146.173/57.670 ms