Configuring The Option 184 Supporting Function - Huawei Quidway S3900 Series Operation Manual

Operation Manual - DHCP
Quidway S3900 Series Ethernet Switches-Release 1510
Note:
Only when the DHCP client specifies in option 55 of the request packet that it requires
option 184, does the DHCP server add option 184 in the response packet sent to the
client.
2.6.2 Prerequisites
The following are required before you configuring the option 184 supporting function.
The network parameters, address pools, and lease time are configured.
The DHCP server and the DHCP clients can communicate properly with each
other.
Before configuring option 184, you must configure an IP address for the interface
on which option 184 is to be enabled.

2.6.3 Configuring the Option 184 Supporting Function

You can configure the sub-options of option 184 in system view, interface view, and
DHCP global address pool view. Note that an interface-based address pool is needed
for the first two methods.
I. Configuring the option 184 supporting function in system view
Table 2-24 Configure the option 184 supporting function in system view
Operation
Enter system view
Configure
interface to operate
in DHCP
mode and assign
the IP addresses of
a
interface-based
address
DHCP clients
Configure
NCP-IP sub-option
system-view
the
server
dhcp select interface { all | interface
interface-type interface-number [ to
specified interface-type interface-number ] }
pool to
dhcp server voice-config ncp-ip
the ip-address
interface-type interface-number [ to
interface-type interface-number ] }
Huawei Technologies Proprietary
2-29
Chapter 2 DHCP Server Configuration
Command
{ all | interface
Description
—
Required
Required