Chapter 7 Service Configuration
of VBAS are encapsulated into Ethernet data frames of layer 2
directly, and use protocol number 0x8200 to identify.
The VBAS function is supported in ZXR10 2609-EI/2818S-
EI/2826S-EI.
Caution:
Only trust ports can receive VBAS packets and VBAS response
packets only can be sent from trust ports.
Port connecting to user network is called cascade port and port
connecting to BAS server is called trust port. Typical network of
VBAS is shown in
Figure 66
.
F
IGURE
66 T
YPICAL
N
ETWORK
O
F
V
BAS
Basic Configuration of VBAS
To configure VBAS, perform the following steps.
Command
Function
zte(cfg)#
set vbas
{
enable
|
disable
}
This enables or disables
global VBAS function.
VBAS function is
disabled by default.
zte(cfg)#
set vbas trust-port
<
portlist
>{
enable
|
disable
}
This enables or disables
trust port VBAS
function. The port
is untrusted by default.
zte(cfg)#
set vbas cascade-port
<
portlist
>{
enable
|
disable
}
This enables or
disables cascade port
VBAS function. By
default, the port is in
noncasecade state.
zte(cfg)#
show vbas
This displays VBAS
configuration.
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