TCP KeepAlive

OS

(20)
https://milestone-of-se.nesuke.com/nw-basic/as-nw-engineer/keepalive-tcp-http/

sysctl -n net.ipv4.tcp_keepalive_time
sysctl -n net.ipv4.tcp_keepalive_intvl
sysctl -n net.ipv4.tcp_keepalive_probes

デフォルトは2時間、75秒、9回

 

(10)
https://milestone-of-se.nesuke.com/nw-basic/as-nw-engineer/keepalive-tcp-http/

sysctl -n net.ipv4.tcp_keepalive_time
sysctl -n net.ipv4.tcp_keepalive_intvl
sysctl -n net.ipv4.tcp_keepalive_probes

デフォルトは2時間、75秒、9回

 

(7)
https://milestone-of-se.nesuke.com/nw-basic/as-nw-engineer/keepalive-tcp-http/

sysctl -n net.ipv4.tcp_keepalive_time
sysctl -n net.ipv4.tcp_keepalive_intvl
sysctl -n net.ipv4.tcp_keepalive_probes

デフォルトは2時間、75秒、9回

 

https://itnavi.com/regiNT/Tips11.html

HKEY_LOCAL_MACHINE\System\CurrentControlSet\services\Tcpip\Parameters

KeepAliveTime
KeepAliveInterval
TcpMaxDataRetransmissions

デフォルトは2時間、1秒、5回