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l2tp: show tunnel: expose UDP checksum state 

Signed-off-by: Asbjørn Sloth Tønnesen <asbjorn@asbjorn.st>
This commit is contained in:
Asbjørn Sloth Tønnesen 2016-11-16 22:45:25 +00:00 committed by Stephen Hemminger
parent 8a11421a5d
commit f7982f5c95
1 changed files with 16 additions and 1 deletions
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17
ip/ipl2tp.c
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@ -218,9 +218,24 @@ static void print_tunnel(const struct l2tp_data *data)
printf(" Peer tunnel %u\n",
p->peer_tunnel_id);
if (p->encap == L2TP_ENCAPTYPE_UDP)
if (p->encap == L2TP_ENCAPTYPE_UDP) {
printf(" UDP source / dest ports: %hu/%hu\n",
p->local_udp_port, p->peer_udp_port);
switch (p->local_ip.family) {
case AF_INET:
printf(" UDP checksum: %s\n",
p->udp_csum ? "enabled" : "disabled");
break;
case AF_INET6:
printf(" UDP checksum: %s%s%s%s\n",
p->udp6_csum_tx && p->udp6_csum_rx ? "enabled" : "",
p->udp6_csum_tx && !p->udp6_csum_rx ? "tx" : "",
!p->udp6_csum_tx && p->udp6_csum_rx ? "rx" : "",
!p->udp6_csum_tx && !p->udp6_csum_rx ? "disabled" : "");
break;
}
}
}
static void print_session(struct l2tp_data *data)