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Merge branch 'bugfix/fix_TCP_timer_interval_v4.2' into 'release/v4.2'

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lw-ip: fix TCP timer interval (backport v4.2)

See merge request espressif/esp-idf!11086
This commit is contained in:
Jiang Jiang Jian
2020-11-06 11:06:52 +08:00
parent 34665cb9f9 a55db686b9
commit cd7bfd6d85
1 changed files with 2 additions and 3 deletions
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5
components/lwip/Kconfig
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@@ -359,7 +359,7 @@ menu "LWIP"
help
Speed up the TCP retransmission interval. If disabled,
it is recommended to change the number of SYN retransmissions to 6,
TCP timer interval to 250, and TCP rto time to 3000.
and TCP initial rto time to 3000.
config LWIP_TCP_MAXRTX
int "Maximum number of retransmissions of data segments"
@@ -389,8 +389,7 @@ menu "LWIP"
config LWIP_TCP_TMR_INTERVAL
int "TCP timer interval(ms)"
default 250 if !LWIP_TCP_HIGH_SPEED_RETRANSMISSION
default 125 if LWIP_TCP_HIGH_SPEED_RETRANSMISSION
default 250
help
Set TCP timer interval in milliseconds.