diff options
| -rw-r--r-- | src/vnet/ip/ip4_to_ip6.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/vnet/ip/ip4_to_ip6.h b/src/vnet/ip/ip4_to_ip6.h index b1905e4154b..e806c504ce7 100644 --- a/src/vnet/ip/ip4_to_ip6.h +++ b/src/vnet/ip/ip4_to_ip6.h @@ -414,8 +414,8 @@ icmp_to_icmp6 (vlib_buffer_t * p, ip4_to_ip6_set_fn_t fn, void *ctx, if ((rv = fn (ip4, ip6, ctx)) != 0) return rv; - //Truncate when the packet exceeds the minimal IPv6 MTU - if (p->current_length > 1280) + //Truncate when ICMPv6 error message exceeds the minimal IPv6 MTU + if (p->current_length > 1280 && icmp->type < 128) { ip6->payload_length = clib_host_to_net_u16 (1280 - sizeof (*ip6)); p->current_length = 1280; //Looks too simple to be correct... |