Huawei Quidway S3900 Series Operation Manual page 608

Operation Manual - DHCP
Quidway S3900 Series Ethernet Switches-Release 1510
Sub-option
AS-IP
(sub-option 2)
Voice
Configuration
(sub-option 3)
Feature
The AS-IP
sub-option carries
the IP address of
the alternate
server (AS).
The voice VLAN
configuration
sub-option carries
the ID of the voice
VLAN
VLAN and
flag indicating
whether the voice
VLAN
identification
function
enabled.
Huawei Technologies Proprietary
Chapter 2 DHCP Server Configuration
Function
The alternate NCP
server identified by
sub-option 2
option 184 acts as
the backup of the
NCP server.
NCP server
specified by
option is used only
when the
address carried by
the NCP-IP
sub-option
unreachable
invalid.
The sub-option 3 of
option
comprises
parts:
one part carries the
the
flag indicating
whether the voice
VLAN identification
function is enabled.
The other
is
carries the ID of the
voice VLAN.
2-27
Note
of
The The AS-IP sub-option
takes effect
this when sub-option 1
(that is, the NCP-IP
IP sub-option) is defined
is
or
A flag value of 0
indicates that
184
voice
two
identification function
is not enabled, in
which case
information carried by
the VLAN ID part will
be neglected
A flag value of 1
indicates that
part
voice
identification function
is enabled
only
the
VLAN
the
the
VLAN