Operation Manual – Getting Started
H3C VG Series Voice Gateways
Chapter 2 Fundamental Configuration
2-24
Perform the following configurations in Ethernet interface view.
Table 2-24
Enable or disabling loopback on an Ethernet interface
Operation
Command
Enable loopback on the interface
loopback
Disable loopback on the interface
undo loopback
By default, loopback is disabled.
X. Configuring work mode of the VG
The VG can work in one of two modes as required. In the HUB mode, the VG receives
data through one Ethernet interface and send it through another directly. In the router
mode, the VG forwards data based on the route table.
Perform the following configurations in system view.
Table 2-25
Configure work mode of the VG
Operation
Command
Configure the VG to work in HUB mode
hub-enable
Restore the default work mode of the VG
undo hub-enable
By default, the VG works in the route mode.
2.5.2 Displaying and Debugging Ethernet Interface
Perform the following configuration in any view.
Table 2-26
Display status of a specific Ethernet interface
Operation
Command
Display status of a specific Ethernet
interface
display interfaces ethernet number
Enable debugging on the dhcp client side
debugging dhcp client
{
event
|
packet
|
error
|
all
}
Enable debugging on the Ethernet
interface
debugging ethernet
Enable debugging on packets received at
the physical layer
debugging physical
{
all
|
receive
|
transmit
} [
interface ethernet
interface-number
]
