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| author | Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> | 2007-02-21 23:16:38 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-04-25 22:23:17 -0700 |
| commit | 127af0c44fc916908abd145914d65b9fe598bcd7 (patch) | |
| tree | d79b59f282431655d03cdd4587ef0d2fbe877c36 | |
| parent | 4dc2665e3634d720a62bd27128fc8781fcdad2dc (diff) | |
| download | op-kernel-dev-127af0c44fc916908abd145914d65b9fe598bcd7.zip op-kernel-dev-127af0c44fc916908abd145914d65b9fe598bcd7.tar.gz | |
[TCP] FRTO: Sysctl documentation for SACK enhanced version
The description is overly verbose to avoid ambiguity between
"SACK enabled" and "SACK enhanced FRTO"
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | Documentation/networking/ip-sysctl.txt | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index 702d1d8..719b429 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -183,7 +183,10 @@ tcp_frto - BOOLEAN Enables F-RTO, an enhanced recovery algorithm for TCP retransmission timeouts. It is particularly beneficial in wireless environments where packet loss is typically due to random radio interference - rather than intermediate router congestion. + rather than intermediate router congestion. If set to 1, basic + version is enabled. 2 enables SACK enhanced FRTO, which is + EXPERIMENTAL. The basic version can be used also when SACK is + enabled for a flow through tcp_sack sysctl. tcp_keepalive_time - INTEGER How often TCP sends out keepalive messages when keepalive is enabled. |
