- str = format (0, "[%s] %U:%d->%U:%d", proto, format_ip4_address,
- &key->src, clib_net_to_host_u16 (key->src_port),
- format_ip4_address, &key->dst,
- clib_net_to_host_u16 (key->dst_port));
+ str = format (0, "[%U] %U:%d->%U:%d", format_transport_proto_short,
+ key->proto, format_ip4_address, &key->src,
+ clib_net_to_host_u16 (key->src_port), format_ip4_address,
+ &key->dst, clib_net_to_host_u16 (key->dst_port));