Aastra Telecom 480I CT manual Advanced Network Settings

Administrator Options

Administrator Level Options

•Primary DNS

Primary Domain Name Service. A service that translates domain names into IP addresses. To assign static DNS addresses, disable DHCP.

•Secondary DNS

Secondary Domain Name Service. A service that translates domain names into IP addresses. To assign static DNS addresses, disable DHCP.

Note: If a host name is configured on the IP phone, you must also set a DNS.

Advanced Network Settings

•NAT IP

Network Address Translator settings are used to map your firewall to an external NAT device. This is the IP address of the external network device that enforces NAT. Default is 0.0.0.0.

•NAT Port

Hard-coded port number of the external network device that enforces NAT. Default is 0.

•Nortel NAT Traversal Enabled

Enables or disables the phone to operate while connected to a network device that enforces NAT. Valid values are 0 (No) or 1 (Yes). Default is 0 (No).

•Nortel NAT Timer (seconds)

The interval, in seconds, that the phone sends SIP ping requests to the Nortel proxy. Default is 30.

•NTP Time Servers

Enables or disables the time server. This parameter affects time server1, time server2, and time server3. Valid values are 0 (enable) and 1 (disable). Default is 1 (disable).

•Time Server 1, 2, and 3

The primary, secondary, and tertiary time server's IP address or qualified domain name. If the "NTP Time Server" parameter is enabled, and the primary and secondary time servers are not configured or cannot be accessed, the value for Time Server 3 is used to request the time.

Administrator Options

41-001129-00 Rev 09, Release 1.4.1 3-13