Practical Application Of Isdn-Nt With Pbx; Practical Application Of Isdn-Te With Pbx - Draytek VIGOR3300V+ User Manual

3.2.5 Practical Application of ISDN-NT with PBX

By combining the ISDN-NT with headquarters' PBX, it allows the internal telephones in
headquarters to communicate with branch's telephones through the Internet. (For detailed
configuration, please refer to VoIP and ISDN examples.)

3.2.6 Practical Application of ISDN-TE with PBX

By combining the ISDN-TE with headquarters' PBX, it allows the branch's telephones to
connect to Headquarters' PBX via the Internet, and communicate with the customers via the
PBX. Another application is that you can call back to the Headquarters from outside, and
communicate with the branch via the Internet. (For detailed configuration, please refer to
VoIP and ISDN examples.)
44
Vigor3300V+ Series User's Guide