Avaya 4600 Series Administrator's Manual page 45

16. Under Lease duration for DHCP clients, select Unlimited and then click the OK button.
WARNING:
IP Address leases are kept active for varying periods of time. To avoid having calls
terminated suddenly, make the lease duration unlimited.
Adding DHCP Options
Use the following procedure to add DHCP options to the scope you created in the previous
procedure:
1. On the DHCP window, right-click the scope you created in the last procedure.
A drop-down menu is displayed.
2. Click the Set Predefined Options option.
The Predefined Options and Values dialog box is displayed.
3. Click the Add button.
The Option Type dialog box is displayed.
4. Enter the following values in the fields:
Field
Name
Data Type
Code
Description
5. Click the Add button and then the Edit Array button.
The IP Address Array Editor dialog box is displayed.
6. Enter the IP Address(es) for TFTP Server(s) which are normally housed on the DEFINITY
system.
7. Click the OK button.
The Predefined Options and Values dialog box is displayed.
8. Click the OK button.
The Predefined Options and Values dialog box is closed, leaving the DHCP dialog box
enabled.
9. Expand the newly created scope to reveal its Scope Options.
10. Click Scope Options and select Action->Configure Options from the menu.
Value
TFTP Server IP Address.
IP Address.
150
TFTP IP Address for DEFINITY Devices.
Server Administration
4
DHCP
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