4000 Router Series Layer 3 - IP Services Command Reference

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Predefined user roles

network-admin

Parameters

time-value: Specifies the TCP SYN wait timer in the range of 2 to 600 seconds.

Usage guidelines

TCP starts the SYN wait timer after sending a SYN packet. If no response packet is received within the

SYN wait timer interval, TCP fails to establish the connection.

Examples

# Set the TCP SYN wait timer to 80 seconds.

<Sysname> system-view

[Sysname] tcp timer syn-timeout 80

tcp window

Use tcp window to configure the size of the TCP receive/send buffer.

Use undo tcp window to restore the default.

Syntax

tcp window window-size

undo tcp window

Default

The size of the TCP receive/send buffer is 64 KB.

Views

System view

Predefined user roles

network-admin

Parameters

window-size: Specifies the size of the TCP receive/send buffer in KB, in the range of 1 to 64.

Examples

# Configure the size of the TCP receive/send buffer as 3 KB.

<Sysname> system-view

[Sysname] tcp window 3