Chapter 5 ISDN overview 33Telephony Device Installation Guide• Subaddressing of terminal equipment (TE) on the same BRI loop. However, terminalequipment which supports sub-addressing is not commonly available in North America (forBRI only).Transmission of B-channel packet data using nailed up trunks is not supported by BCM50.Contact your ISDN service provider for more information about these services and features. Formore information about ordering ISDN service in North America, see “Ordering ISDN PRI” onpage 39 and “Ordering ISDN BRI” on page 39.The terminal equipment connected to the BCM50 system can use some feature codes supported bythe ISDN service provider.Network name displayThis feature allows ISDN to deliver the Name information of the users to those who are involvedin a call that is on a public or private network.Your BCM50 system displays the name of an incoming call when it is available from the serviceprovider. If the Calling Party Name has the status of private, it appears as Private name, if thatis how the service provider has indicated that it mus appear. If the Calling Party Name isunavailable it can appear as Unknown name.Your system can display the name of the called party on an outgoing call, if it is provided by yourservice provider. Your system sends the Business Name concatenated with the set name on anoutgoing call but only after the Business Name has been programmed.The available features include:• Receiving Connected Name• Receiving Calling Name• Receiving Redirected Name• Sending Connected Name• Sending Calling Party NameConsult your customer service representative to determine which of these features is compatiblewith your service provider.Name and number blockingWhen activated, use FEATURE 819 to block the outgoing name or number (or both) for each call.Name and number blocking can be used with a BCM50 set.Consult your customer service representative to determine whether or not this feature iscompatible with your provider.Note: Name and number blocking is only available in North America.