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Description
Use
flow-control receive enable
to enable Rx mode generic flow control on an Ethernet port.
Use
undo flow-control
to disable generic flow control on an Ethernet interface.
Rx mode generic flow control enables an Ethernet interface to receive and process common pause
frames from its peer. The interface does not send common pause frames when it is congested.
By default, Rx flow control is disabled on Ethernet interfaces.
With the
flow-control receive enable
command configured, an interface can receive, but not send
flow control frames. When the interface receives a flow control frame from its peer, it suspends
sending packets to the peer. When traffic congestion occurs on the interface, it cannot send flow
control frames to the peer.
To handle unidirectional traffic congestion on a link, configure the
flow-control receive enable
command at one end, and the
flow-control
command at the other. To enable both ends of the link to
handle traffic congestion, configure the
flow-control
command at both ends.
Examples
# Enable Rx mode generic flow control on Ethernet1/0/1.
<Sysname> system-view
[Sysname] interface ethernet 1/0/1
[Sysname-Ethernet1/0/1] flow-control receive enable
flow-interval
Syntax
flow-interval interval
undo flow-interval
View
Ethernet interface view
Default level
2: System level
Parameters
interval
: Sets the statistics polling interval, in seconds. It ranges from 5 to 300 and must be a multiple
of 5.
Description
Use
flow-interval
to set the interface statistics polling interval.
Use
undo flow-interval
to restore the default interval.
In system view, use the
flow-interval
command to set the statistics polling interval for all interfaces.
In Ethernet interface view, use the
flow-interval
command to set the statistics polling interval for the
interface.
Examples
# Set the statistics polling interval to 100 seconds on Ethernet 1/0/1.
<Sysname> system-view
[Sysname] interface ethernet 1/0/1
[Sysname-Ethernet1/0/1] flow-interval 100