3Com 980-000077/002 manual 4CHAPTER 3 Routing IP

3-4CHAPTER 3: ROUTING IP

Assign the Unit Name

The unit must be assigned a unique name. The unit software relies on associating unit names with ISDN numbers and IP addresses for its core functionality.

1Enter CO SYS to display the System Parameters screen.

2Type a unique name for the unit in the Unit Name field. It can have up to 12 characters but note that the name is case-sensitive. Do not include spaces in the unit name.

3Press [Ctrl]+[E] to submit the new setting and then enter SAVE

Configure the Ethernet Port

A unique port IP address and the network subnet mask are required for the Ethernet port.

1Enter CO PO to display the Port Configuration screen.

2Select the LAN1 port using the Arrow keys and enter ED to display the Edit Ethernet Port screen.

3Type a valid, unique IP address for the unit in the Port IP Address field. Do not type the local network IP address.

4Type a valid subnet mask for the network in the Port IP Mask field.

5Type a number between 6 and 10 in the Port Hop Count field. Increasing this setting from the default may help to prevent routing problems in some cases.

6Press [Ctrl]+[E] to submit the new setting and then enter SAVE

Configure the ISDN Network Type

The ISDN network type parameter must be set to the correct ISDN service, otherwise connections and data transmission over dial-up ISDN links will not be possible. In the U.S.A., an additional customer identification number, known as a Service Provider Identification Number (SPID) may be required.

1Enter CO IS PA to display the ISDN Parameters screen.

2Toggle the Network Type field, using the Spacebar, to the correct ISDN network type as given by the service provider.

3Press [Ctrl]+[E] to submit the new setting and then enter SAVE