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| author | Jeff Garzik <jeff@garzik.org> | 2006-09-19 15:13:45 -0400 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-09-19 15:13:45 -0400 |
| commit | 23b6b0e3e8306ce3d00e0c87196bfaad335b9096 (patch) | |
| tree | 3e690e564ac42444937b0d66b624c0e292d4a88a /Documentation/networking | |
| parent | 8624a1c93772d24a38ed10cfcd290e8a18ac5b0a (diff) | |
| parent | 47a5c6fa0e204a2b63309c648bb2fde36836c826 (diff) | |
Merge branch 'master' into upstream
Diffstat (limited to 'Documentation/networking')
| -rw-r--r-- | Documentation/networking/ip-sysctl.txt | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index 3e0c017e787..90ed78110fd 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -102,9 +102,15 @@ inet_peer_gc_maxtime - INTEGER TCP variables: tcp_abc - INTEGER - Controls Appropriate Byte Count defined in RFC3465. If set to - 0 then does congestion avoid once per ack. 1 is conservative - value, and 2 is more agressive. + Controls Appropriate Byte Count (ABC) defined in RFC3465. + ABC is a way of increasing congestion window (cwnd) more slowly + in response to partial acknowledgments. + Possible values are: + 0 increase cwnd once per acknowledgment (no ABC) + 1 increase cwnd once per acknowledgment of full sized segment + 2 allow increase cwnd by two if acknowledgment is + of two segments to compensate for delayed acknowledgments. + Default: 0 (off) tcp_syn_retries - INTEGER Number of times initial SYNs for an active TCP connection attempt |