IPROUTE2: Support IPv4/IPv6 Tunnel
Based on patch from Yasuyuki KOZAKAI <yasuyuki.kozakai@toshiba.co.jp>.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
diff --git a/ip/ip6tunnel.c b/ip/ip6tunnel.c
index 6468d99..cbbdf9d 100644
--- a/ip/ip6tunnel.c
+++ b/ip/ip6tunnel.c
@@ -52,6 +52,7 @@
static void usage(void)
{
fprintf(stderr, "Usage: ip -f inet6 tunnel { add | change | del | show } [ NAME ]\n");
+ fprintf(stderr, " [ mode { ip6ip6 | ipip6 | any } ]\n");
fprintf(stderr, " [ remote ADDR local ADDR ] [ dev PHYS_DEV ]\n");
fprintf(stderr, " [ encaplimit ELIM ]\n");
fprintf(stderr ," [ hoplimit HLIM ] [ tc TC ] [ fl FL ]\n");
@@ -116,7 +117,24 @@
memset(medium, 0, sizeof(medium));
while (argc > 0) {
- if (strcmp(*argv, "remote") == 0) {
+ if (strcmp(*argv, "mode") == 0) {
+ NEXT_ARG();
+ if (strcmp(*argv, "ipv6/ipv6") == 0 ||
+ strcmp(*argv, "ip6ip6") == 0)
+ p->proto = IPPROTO_IPV6;
+ else if (strcmp(*argv, "ip/ipv6") == 0 ||
+ strcmp(*argv, "ipv4/ipv6") == 0 ||
+ strcmp(*argv, "ipip6") == 0 ||
+ strcmp(*argv, "ip4ip6") == 0)
+ p->proto = IPPROTO_IPIP;
+ else if (strcmp(*argv, "any/ipv6") == 0 ||
+ strcmp(*argv, "any") == 0)
+ p->proto = 0;
+ else {
+ fprintf(stderr,"Cannot guess tunnel mode.\n");
+ exit(-1);
+ }
+ } else if (strcmp(*argv, "remote") == 0) {
inet_prefix raddr;
NEXT_ARG();
get_prefix(&raddr, *argv, preferred_family);