Adding DHCP Options
Use the following procedure to add DHCP options to the scope you created in the previous procedure.
- On the DHCP window, right-click the Scope Options folder under the scope you created in the last procedure.
A drop-down menu displays.
- Click the Configure Options... option.
The Scope Options dialog box displays.
- In the General tab page, under the Available Options, check the 066’Boot Server Host Name’ Options checkbox.
The String Value dialog box displays.
- Enter the TFTP Server address(es) in the String Value. Use the same TFTPSRVR value format as discussed in TFTP Generic Setup. For example, if you had a TFTP server at IP Address “zzz.zzz.zzz.zzz” and a second TFTP server at address “tftpserver.yourco.com,” in the string value enter:
“zzz.zzz.zzz.zzz,tftpserver.yourco.com”
- In the left pane of the DHCP, right click the DHCP Server name, then click
Set Predefined Options....
- Under Predefined Options and Values, click Add.
- In the Option Type Name field, enter any appropriate name, for example,
“Avaya IP Telephones.”
- Change the Data Type to String.
- In the Code field, enter 176, then click the OK button twice.
The Predefined Options and Values dialog box closes, leaving the DHCP
dialog box enabled.
- Expand the newly created scope to reveal its Scope Options.
- Click Scope Options and select Action-->Configure Options from the menu.
- In the General tab page, under the Available Options, check the Option 176 checkbox.
- In the Data Entry box, enter the DHCP IP telephone option string as described in
DHCP Generic Setup.
NOTE: You can enter the text string directly on the right side of the Data Entry box under the ASCII label.
- From the list in Available Options, check option 003 Router.
- Enter the gateway (router) IP Address from the IP Address field of Table 3: Required Network Information Before Installation - Per DHCP Server.
- Click the Add button.
- Click the OK button.