Specifies requirements for private branch exchanges to be connected at the users' premises directly to the analogue interfaces of the BT PSTN when the terminating stations and their cabling can be treated with the PBX as an entirety. Applies only to a PBX intended to be installed on a single set of premises.
Product Information
Published:
09/01/1998
Pages:
19
ISBN:
0580136256
File Size:
1 file
Language:
English
Note:
This product is unavailable in Ukraine, Russia, Belarus