IP Telephony Cookbook by Saverio Niccolini, Jorg Ott, et al - HTML preview
PLEASE NOTE: This is an HTML preview only and some elements such as links or page numbers may be incorrect.
Download the book in PDF, ePub, Kindle for a complete version.
Download the book in PDF, ePub, Kindle for a complete version.
Database
2973 -> IP A
2973 -> IP A
2974 -> IP B
2974 -> IP B
2975 -> PSTN
2975 -> PSTN
Legacy PBX
IP telephony
B
server
PSTN
Database
Gateway
2973