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