3Com ISDN Modem IOC S1 provides circuit switched voice and data on both, 1Call the telephone company and ask for the ISDN representative

A-2 APPENDIX A: ORDERING ISDN SERVICE

To order the ISDN service from the telephone company for the 3C882 ISDN modem:1Call the telephone company and ask for the ISDN representative.

2Tell the representative that you would like to place an order for ISDN service for a 3ComImpact IQ External ISDN modem.

3Request that your line be provisioned according to Bellcore capability package S1, the recommended ISDN Ordering Code for use with your 3C882 ISDN modem.

IOC S1 provides circuit switched voice and data on both

B channels, allowing simultaneous voice and data on either phone number, and may equip both ports with Additional Call Offering (ACO). Note that you may need to specifically request ACO, which allows for ISDN Call Waiting and incoming DBA.

Some telephone companies may choose to implement ISDN line provisioning uniquely. Therefore, some of the Supplementary Voice features may not be available for use with all telephone companies. Refer to “What Do I Need To Support Supplementary Voice Features?” on page A-3or check with your telephone company for more information.

4Specify the optional Supplementary Voice Features that you would like to utilize on your ISDN line.

To take full advantage of the 3C882 ISDN modem, you need to add Flexible Calling (FCO) features: 3-Way Calling (Call Conference); Call Transfer, Hold, and Drop; Caller ID (which is necessary to utilize the Call Logging feature); and the Call Forwarding variable, which enables Call Forwarding. You may also choose to order only those specific services that best fit your needs. Note that there may be an additional charge when adding each service to your ISDN line.