Configure DHCP options for Nortel IP Phones

In DHCP manager right-click the IPv4 and choose "Set Predefined Options" click "Add", name "blah", data type string, code 128, no description, click OK. Now, in the String field type: Nortel-i2004-A,10.0.0.4:7000,1,10. The BCM IP is here 10.0.0.4, the default port is 7000, the first parameter (action) is always 1, the second parameter (10) is the retry number and pay attention, there is a dot (.) at the end!