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in.h: new IP_MTU_DISCOVER mode IP_PMTUDISC_INTERFACE

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introduced in linux v3.13, 482fc6094afad572a4ea1fd722e7b11ca72022a0
to mitigate dns cache poisoning via fragmentation
This commit is contained in:
Szabolcs Nagy 2014-02-25 00:28:31 +01:00
commit d82db8550a
1 changed files with 1 additions and 0 deletions
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include/netinet/in.h
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@ -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