LIP-9071
iPKTS
User Guide
139
15 Appendix
15.1 DHCP option 156
LIP-9071 series terminals incorporate software routines to automatically provision the configuration of the phone. To
initialize LAN VLAN and Call Server Setting, DHCP gather basic network, VLAN and Call Server from DHCP Server,
set VLAN configuration and Call Server with options from that.
Note usually the VLAN configuration will be applied by user or LLDP protocol. But, some users want to set VLAN with
their DHCP server. This option is for those users.
15.1.1 DHCP
During the initial and subsequent boot-up cycles, the phone requests various data options from the DHCP server. The
following is the requested option.
-
DHCP Option #156 Call Server and VLAN Configuration.
15.1.2 Option 156 format
The parameter and syntax of option 156 is below.
Parameter
Description
Syntax
Cs
Call server IP address
IPv4 address Format
Vid
LAN VLAN id
1~4094
Prioriyh
LAN VLAN priority
0~7
Cmod
Connection Mode
local, remote, localremote
* If there is no parameter and the value is IP address format, it indicates Call Server address.
* Only a parameter that needs to be set is added. If not, it doesn’t need to be added.
* Valid format is ‘parameter=value’.
* When there are one more parameters, a comma (,) is added between them.
Examples of valid DHCP option string:
150.150.140.101
cs=150.150.140.107, vid=20, priority=6
cs=150.150.140.109, vid=2, cmod=remote
cs=150.150.140.109, vid=4090, priority=6, cmod=localremote
15.1.3 VLAN Setting
When LIP-9071 gets VLAN options (vid, priority) option from DHCP, it applied those values to network setting. It based
on LLDP and VLAN configuration related to VLAN configuration. It condition to apply those option is defined in
Condition section. It doesn't change the device setting.
Summary of Contents for LIP-9071
Page 155: ...LIP 9071 iPKTS User Guide 142 ...
