3Com Router 3031, Command Reference Manual

Page: 459 / 838

IP Performance Configuration Commands 459
tcp timer syn-timeout
Syntax
tcp timer syn-timeout time-value
undo tcp timer syn-timeout
View
System view
Parameter
■
time-value: TCP synwait timer value in second, with the value range of 2 to
600.
Description
Using the tcp timer syn-timeout command, you can configure the TCP synwait
timer. Using the undo tcp timer syn-timeout command, you can restore the default
value of the timer.
By default, TCP synwai timer value is 75 seconds.
When a syn packet is sent, TCP enables the synwait timer. If the response packet is
not received before synwait timeout, the TCP connection will be disabled.
The configuration of this parameter needs to be implemented under the guidance
of the technical support engineers.
For the related commands, see tcp timer fin-timeout and tcp window.
Example
Configure the TCP synwait timer value as 75 seconds.
[3Com] tcp timer syn-timeout 75
tcp window
Syntax
tcp window-size window
undo tcp window
View
System view
Parameter
■
window-size: The size of the transceiving buffer of the connection-oriented
Socket in kilobytes (KB), with the value ranging 1 to 32.
Description
Using the tcp window command, you can configure the size of the transceiving
buffer of the connection-oriented Socket. Using the undo tcp window command,
you can restore the default size of the buffer.
By default, the size of the connection-oriented transceiving buffer is 4K bytes.
The configuration of this parameter needs to be implemented under the guidance
of the technical support engineers.
For the related commands, see tcp timer fin-timeout and tcp timer syn-timeout.