From d82db8550a2fc7ec573b28073317532ec7ca873e Mon Sep 17 00:00:00 2001 From: Szabolcs Nagy Date: Tue, 25 Feb 2014 00:28:31 +0100 Subject: [PATCH] in.h: new IP_MTU_DISCOVER mode IP_PMTUDISC_INTERFACE introduced in linux v3.13, 482fc6094afad572a4ea1fd722e7b11ca72022a0 to mitigate dns cache poisoning via fragmentation --- include/netinet/in.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/netinet/in.h b/include/netinet/in.h index 2e25afeb..ee6e19fb 100644 --- a/include/netinet/in.h +++ b/include/netinet/in.h @@ -217,6 +217,7 @@ uint16_t ntohs(uint16_t); #define IP_PMTUDISC_WANT 1 #define IP_PMTUDISC_DO 2 #define IP_PMTUDISC_PROBE 3 +#define IP_PMTUDISC_INTERFACE 4 #define IP_DEFAULT_MULTICAST_TTL 1 #define IP_DEFAULT_MULTICAST_LOOP 1 -- 2.25.1