Cisco Cisco 2600 3600 Series 1-Port 30-Channel J1 Voice Fax Network Module Technical Manual
Understanding E&M Voice Interface Cards
Contents
Introduction
An Ear and Mouth (E&M) interface supports tie-line facilities or signals between telephone switches. You can use the E&M voice interface card (VIC) to
integrate VoIP with the legacy voice solution. The E&M VIC connects the Cisco router to a PBX.
integrate VoIP with the legacy voice solution. The E&M VIC connects the Cisco router to a PBX.
customers only
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Cisco - Understanding E&M Voice Interface Cards
http://kbase:8000/paws/servlet/ViewFile/7937/2em_vic.xml?convertPaths=1 (1 of 9) [1/24/2006 10:25:34 AM]