Nortel IP Phone/NTDU92 Setting for auto DHCP config with Option 191

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[ Phone Configuration ]

1. Getting setup mode.

When the Nortel IP phone is powered on, wait until "Nortel network" sign comes on the screen.
Once the sign is shown, immediately push top 4 buttons right below the LCD screen from left to right  to enter configuration mode.
 

2. Following below option to complete
 

EAP Enable? [0-N, 1-Y]: 0
LLDP Enable? [0-N, 1-Y]: 0
DHCP? [0-N, 1-Y]: 1
DHCP :0-FULL, 1-Partia: 0
Speed? [0-A, 1-10, 2-100]: 0
cfg XAS? [0-N, 1-Y]: 0
Voice 802.1Q? [0-N, 1-Y]: 1
Voice VLAn? [0-N, 1-Y]: 1
VLAN Cfg? [0-Auto, 1-Man]: 0
DHCP? [0-N, 1-Y]: 1
VLANFilter? [0-N, 1-Y]: 0
Ctrl pBits [0-7, 8-Au]: 8
Media pBits [0-7, 8-Au]: 8
PC Port? [0-OFF, 1-ON]: 1
Speed? [0-A, 1-10, 2-100]: 0
Data 802.1Q [0-N, 1-Y]: 0
PCUntagALL? [0-N, 1-Y]: 1
GARP Ignore? [0-N, 1-Y]: 0
PSK SRTP? [0-N, 1-Y]: 0

 

 

[ Switch Configuration ]

Nortel_IP_Phone# conf t
Nortel_IP_Phone(config)# interface fastethernet x/x
Nortel_IP_Phone(config-if)# switchport mode access
Nortel_IP_Phone(config-if)# switchport access vlan DDD  <— Data VLAN
Nortel_IP_Phone(config-if)# switchport voice vlan VVV  <— Voice VLAN
Nortel_IP_Phone(config-if)# end

 

[ DHCP Server Configuration ]

See below article to setup DHCP server configuration on Windows Server.

"How to setup DHCP Window server for Nortel IP phones"