ISDN PRI Capabilities and the Asterisk Implementation ... - Asterisk-ES
ISDN PRI Capabilities and the Asterisk Implementation ... - Asterisk-ES
ISDN PRI Capabilities and the Asterisk Implementation ... - Asterisk-ES
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Why Are We Talking About <strong>ISDN</strong>?<br />
• PSTN has a large user community<br />
• <strong>ISDN</strong> <strong>PRI</strong> is an “incumbent” interface<br />
• Matured over 20 years<br />
• St<strong>and</strong>ardized.... well sorta... vendor specific<br />
• Way to integrate VOIP <strong>and</strong> “rest of <strong>the</strong> world”<br />
• Learn from those who have gone before<br />
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<strong>and</strong> <strong>the</strong> AT&T logo are trademarks of AT&T Knowledge Ventures. Page 2
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