[ 1801.242379][T30221] gre: GRE over IPv4 demultiplexer driver
[ 1801.669385][T30244] ip_gre: GRE over IPv4 tunneling driver
[ 1817.027914][T30816] ip6_gre: GRE over IPv6 tunneling driver
[ 1827.052564][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1829.035530][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1830.892531][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1832.876531][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!