The default changed in c96fd3d461fa495400df24be3b3b66f0e0b152f9. Signed-off-by: Ruben Kerkhof <ruben@xxxxxxxxxxxxxxxx> --- man7/tcp.7 | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/man7/tcp.7 b/man7/tcp.7 index 67dbed49a..ee78d3132 100644 --- a/man7/tcp.7 +++ b/man7/tcp.7 @@ -472,7 +472,7 @@ In Linux 2.2, the default value was 180. .\" .\" The following is from 2.6.12: Documentation/networking/ip-sysctl.txt .TP -.IR tcp_frto " (integer; default: 0; since Linux 2.4.21/2.6)" +.IR tcp_frto " (integer; default: see below; since Linux 2.4.21/2.6)" .\" Since 2.4.21/2.5.43 Enable F-RTO, an enhanced recovery algorithm for TCP retransmission timeouts (RTOs). @@ -485,13 +485,16 @@ This file can have one of the following values: .RS .IP 0 3 Disabled. +This was the default up to and including Linux 2.6.23. .IP 1 The basic version F-RTO algorithm is enabled. .IP 2 +.\" commit c96fd3d461fa495400df24be3b3b66f0e0b152f9 Enable SACK-enhanced F-RTO if flow uses SACK. The basic version can be used also when SACK is in use though in that case scenario(s) exists where F-RTO interacts badly with the packet counting of the SACK-enabled TCP flow. +This value is the default since Linux 2.6.24. .RE .IP Before Linux 2.6.22, this parameter was a Boolean value, -- 2.13.0 -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
