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Change the default value of TCP_MSS to 1440 and TCP_MSS Range : [536 1460]

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xiehang
2020-06-03 16:54:28 +08:00
parent e71b299f32
commit bd03abae8b
1 changed files with 6 additions and 3 deletions
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9
components/lwip/Kconfig
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@@ -295,12 +295,15 @@ config TCP_SYNMAXRTX
config TCP_MSS config TCP_MSS
int "Maximum Segment Size (MSS)" int "Maximum Segment Size (MSS)"
default 1436 default 1440
range 1220 1436 range 536 1440
help help
Set maximum segment size for TCP transmission. Set maximum segment size for TCP transmission.
Can be set lower to save RAM, the default value 1436 will give best throughput. Can be set lower to save RAM, the default value 1460(ipv4)/1440(ipv6) will give best throughput.
IPv4 TCP_MSS Range: 576 <= TCP_MSS <= 1460
IPv6 TCP_MSS Range: 1220<= TCP_MSS <= 1440
config TCP_MSL config TCP_MSL
int "Maximum segment lifetime (MSL)" int "Maximum segment lifetime (MSL)"