grp_1     Link encap:Ethernet  HWaddr 3a:70:0a:41:61:91  
          inet6 addr: fe80::3870:aff:fe41:6191/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:488 errors:0 dropped:0 overruns:0 frame:0
          TX packets:637 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:38487 (38.4 KB)  TX bytes:51234 (51.2 KB)