ipv4: improve documentation of ip_no_pmtu_disc

Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Hannes Frederic Sowa 2013-12-14 04:42:13 +01:00 committed by David S. Miller
parent 7089fdd814
commit 188b04d580

View file

@ -16,8 +16,12 @@ ip_default_ttl - INTEGER
Default: 64 (as recommended by RFC1700)
ip_no_pmtu_disc - BOOLEAN
Disable Path MTU Discovery.
default FALSE
Disable Path MTU Discovery. If enabled and a
fragmentation-required ICMP is received, the PMTU to this
destination will be set to min_pmtu (see below). You will need
to raise min_pmtu to the smallest interface MTU on your system
manually if you want to avoid locally generated fragments.
Default: FALSE
min_pmtu - INTEGER
default 552 - minimum discovered Path MTU