Command: ping6 -c 4 -I br_fftr fe80:0000:0000:0000:62e3:27ff:fe76:6cee

Result:
Array
(
    [0] => PING fe80:0000:0000:0000:62e3:27ff:fe76:6cee(fe80::62e3:27ff:fe76:6cee) from fe80::6479:75ff:fec6:e50d br_fftr: 56 data bytes
    [1] => 64 bytes from fe80::62e3:27ff:fe76:6cee: icmp_seq=1 ttl=64 time=71.9 ms
    [2] => 64 bytes from fe80::62e3:27ff:fe76:6cee: icmp_seq=2 ttl=64 time=74.7 ms
    [3] => 64 bytes from fe80::62e3:27ff:fe76:6cee: icmp_seq=3 ttl=64 time=72.9 ms
    [4] => 64 bytes from fe80::62e3:27ff:fe76:6cee: icmp_seq=4 ttl=64 time=72.1 ms
    [5] => 
    [6] => --- fe80:0000:0000:0000:62e3:27ff:fe76:6cee ping statistics ---
    [7] => 4 packets transmitted, 4 received, 0% packet loss, time 3004ms
    [8] => rtt min/avg/max/mdev = 71.935/72.930/74.718/1.126 ms
)