const char *tnl_get_name(const struct vport *vport);
const unsigned char *tnl_get_addr(const struct vport *vport);
int tnl_send(struct vport *vport, struct sk_buff *skb);
const char *tnl_get_name(const struct vport *vport);
const unsigned char *tnl_get_addr(const struct vport *vport);
int tnl_send(struct vport *vport, struct sk_buff *skb);