Hi,

we have just notice during the training, 
that tap && veth interfaces on host have ipv6 addresses allocated.

Is is expected ?  (It's more a security concern)



tap104i0  Link encap:Ethernet  HWaddr c2:8b:26:2a:c9:9e  
          inet6 addr: fe80::c08b:26ff:fe2a:c99e/64 Scope:Link
          UP BROADCAST RUNNING PROMISC MULTICAST  MTU:1500  Metric:1
          RX packets:43 errors:0 dropped:0 overruns:0 frame:0
          TX packets:2594 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:4202 (4.1 KiB)  TX bytes:391685 (382.5 KiB)

veth103i0 Link encap:Ethernet  HWaddr fe:c2:9a:2e:c1:d2  
          inet6 addr: fe80::fcc2:9aff:fe2e:c1d2/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:15 errors:0 dropped:0 overruns:0 frame:0
          TX packets:13 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:2538 (2.4 KiB)  TX bytes:1038 (1.0 KiB)

veth103i1 Link encap:Ethernet  HWaddr fe:12:ed:0a:73:2d  
          inet6 addr: fe80::fc12:edff:fe0a:732d/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:9 errors:0 dropped:0 overruns:0 frame:0
          TX packets:56 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:798 (798.0 B)  TX bytes:8579 (8.3 KiB)
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