Set Loopback Detection For The Ethernet Port - Huawei Quidway S3500 Series Operation Manual

Operation Manual - Port
Quidway S3500 Series Ethernet Switches
Therefore, the packets that have had a VLAN Tag get two Tags, and the packets that
have not had a VLAN Tag get one.
Perform the following configuration in Ethernet port view.
Table 1-12 Set the VLAN VPN feature
Enable the VLAN VPN feature
Disable the VLAN VPN feature
By default, the port VLAN VPN is disabled.
Note that if anyone of GVRP, GMRP, STP, 802.1x, NTDP and NDP has been enabled
on a port, VLAN VPN cannot be enabled on it.
S3552G/S3552P/S3528G/S3528P/S3552F
configuration in S3500 series switches.

1.2.13 Set loopback detection for the Ethernet port

The following commands are used for enabling the port loopback detection and setting
detection interval for the external loopback condition of each port. If there is a loopback
port found, the switch will put it under control.
Perform the following configuration in corresponding view.
Table 1-13 Set loopback detection for the Ethernet port
Enable loopback detection on the port
(System view/Ethernet port view)
Disable loopback detection on the port
(System view/Ethernet port view)
Enable the loopback controlled function
of the trunk and hybrid ports (System
view/Ethernet port view)
Disable the loopback controlled function
of the trunk and hybrid ports (System
view/Ethernet port view)
Set the external loopback detection
interval of the port (System view)
Restore the default external loopback
detection interval of the port (System
view)
Operation
Operation
Huawei Technologies Proprietary
1-9
Chapter 1 Ethernet Port Configuration
Command
vlan-vpn enable
undo vlan-vpn
Ethernet Switches
Command
loopback-detection enable
undo loopback-detection enable
loopback-detection control enable
undo loopback-detection
enable
loopback-detection interval-time time
undo loopback-detection
interval-time
support this
control