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Diffstat (limited to 'Documentation/networking/ip-sysctl.txt')
-rw-r--r-- | Documentation/networking/ip-sysctl.txt | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index 5f3ef7f7fcec..406a5226220d 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt | |||
@@ -1440,6 +1440,20 @@ path_max_retrans - INTEGER | |||
1440 | 1440 | ||
1441 | Default: 5 | 1441 | Default: 5 |
1442 | 1442 | ||
1443 | pf_retrans - INTEGER | ||
1444 | The number of retransmissions that will be attempted on a given path | ||
1445 | before traffic is redirected to an alternate transport (should one | ||
1446 | exist). Note this is distinct from path_max_retrans, as a path that | ||
1447 | passes the pf_retrans threshold can still be used. Its only | ||
1448 | deprioritized when a transmission path is selected by the stack. This | ||
1449 | setting is primarily used to enable fast failover mechanisms without | ||
1450 | having to reduce path_max_retrans to a very low value. See: | ||
1451 | http://www.ietf.org/id/draft-nishida-tsvwg-sctp-failover-05.txt | ||
1452 | for details. Note also that a value of pf_retrans > path_max_retrans | ||
1453 | disables this feature | ||
1454 | |||
1455 | Default: 0 | ||
1456 | |||
1443 | rto_initial - INTEGER | 1457 | rto_initial - INTEGER |
1444 | The initial round trip timeout value in milliseconds that will be used | 1458 | The initial round trip timeout value in milliseconds that will be used |
1445 | in calculating round trip times. This is the initial time interval | 1459 | in calculating round trip times. This is the initial time interval |