The tcp ipv6 timer syn-timeout sets the TCP SYN-WAIT timer.
The undo tcp ipv6 timer syn-timeout command restores the default setting.
tcp ipv6 timer syn-timeout timer-value
undo tcp ipv6 timer syn-timeout
System view
2: Configuration level
By default, the timer is set to 75 seconds.
# Set the TCP SYN-WAIT timer to 100 seconds.
<sysname> system-view [sysname] tcp ipv6 timer syn-timeout 100