
94 Chapter 2 General CLI commands
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flowcontrol command
The flowcontrol command is used only on Gigabit Ethernet ports and controls
the traffic rates during congestion. The syntax for the
flowcontrol command is:
flowcontrol [port <portnum>]
{asymmetric|symmetric|auto|disable}
The flowcontrol command is in the config-if mode.
Table 42 describes the parameters and variables for the
flowcontrol command.
no flowcontrol command
The no flowcontrol command is used only on Gigabit Ethernet ports and
disables flow control. The syntax for the
no flowcontrol command is:
no flowcontrol [port <portnum>]
The no flowcontrol command is in the config-if mode.
Table 42 flowcontrol command parameters and variables
Parameters and
variables
Description
port <portnum> Specifies the port number to configure for flow control.
Note: If you omit this parameter, the system uses the port
number you specified in the
interface command.
asymmetric|symmetric|
auto|disable
Sets the mode for flow control:
• asymmetric—enables the local port to perform flow control
on the remote port
• symmetric—enables the local port to perform flow control
• auto—sets the port to automatically determine the flow
control mode (default)
• disable—disables flow control on the port
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