3Com Switch 7750 Series
Command Reference Guide — IP / IPX Chapter 2 IP Performance Configuration
Commands
2-16
Parameter
time-value: TCP synwait timer value, in seconds, with the value ranging from 2 to 600.
Description
Use the tcp timer syn-timeout command to configure the TCP synwait timer.
Use the undo tcp timer syn-timeout command to restore the default value of the
TCP synwait timer.
The default value is 75 seconds.
When sending the SYN packet, TCP starts the synwait timer. If the response packet is
not received before synwait times out, the TCP connection will be terminated.
Related command: tcp timer fin-timeout and tcp window.
Example
# Configure the default value of the TCP synwait timer to 80 seconds.
<3Com>system-view
System View: return to User View with Ctrl+Z.
[3Com] tcp timer syn-timeout 80
2.1.15 tcp window Syntax
tcp window window-size
undo tcp window
View
System view
Parameter
window-size: The size of the transmission and receiving buffers measured in kilobytes
(KB), whose value ranges from 1 to 32.
Description
Use the tcp window command to configure the size of the transmission and receiving
buffers of the connection-oriented socket.
Use the undo tcp window command to restore the default size of the transmission
and receiving buffers of the connection-oriented socket.
By default, the size of the transmission and receiving buffers of the
connection-oriented socket is 8 KB.
Related command: tcp timer fin-timeout and tcp timer syn-timeout.