Sip firmware Release 1 for ip phone 1140e administration

58
Configure the DHCP server
Lease time
Implementation varies according to DHCP server configuration.
51
Renewal time
Implementation varies according to DHCP server configuration.
58
Rebinding interval
Implementation varies according to DHCP server configuration.
59
Partial DHCP is the response from a DHCP server that is not configured to recognize the Nortel-specific Vendor Class Identifier in option 60
(Nortel-SIP-Phone-A). After the IP Phone E is configured to operate in Partial DHCP mode, the DHCP server needs no special configuration to support an IP Phone E. Using Partial DHCP, an IP Phone E can obtain its IP address, subnet mask, and gateway IP address. The remainder of the configuration information is manually entered on the IP Phone 1140E.
This includes the DNS server IP and the Provisioning server address and protocol.
Full DHCP mode
The DHCP server requires special configuration in Full DHCP mode. The IP
Phone E with SIP Firmware obtains Device Settings parameters from specially configured DHCP servers.
The IP Phone E with SIP Firmware requests the following Device
Settings parameters from the DHCP server:

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