H3C Technologies H3C S3100 Series Switches - Manual (Page 127)

Operation Manual – Port Basic Configuration
H3C S3100-52P Ethernet Switch Chapter 1 Port Basic Configuration
1-5
Operation Command Remarks
Limit unknown
unicast traffic
received on the
current port
unicast-suppression
{ ratio | pps max-pps }
Optional
By default, the switch does not
suppress unknown unicast
traffic.
1.2.3 Enabling Flow Control on a Port
Flow control is enabled on both the local and peer switches. If congestion occurs on the
local switch:
z
The local switch sends a message to notify the peer switch of stopping sending
packets to itself or reducing the sending rate temporarily.
z
The peer switch will stop sending packets to the local switch or reduce the sending
rate temporarily when it receives the message; and vice versa. By this way, packet
loss is avoided and the network service operates normally.
Table 1-5
Enable flow control on a port
Operation Command Remarks
Enter system view
system-view
—
Enter Ethernet port view
interface
interface-type
interface-number
—
Enable flow control on
the Ethernet port
flow-control
By default, flow control is not
enabled on the port.
1.2.4 Configuring Access Port Attribute
Table 1-6
Configure access port attribute
Operation Command Remarks
Enter system view
system-view
—
Enter Ethernet port view
interface interface-type
interface-number
—
Set the link type of the port
to access
port link-type
access
Optional
By default, the link type
of a port is access.
Add the current access port
to a specified VLAN
port access vlan vlan-id
Optional