Hi Guys,
has anyone got a working ISDN on Avaya for Telefonica Spain
i tried following and it didnt work, if you have some screenshots then that will be great.
Switch: Avaya Communication Manager
Signalling type: ISDN-PRI
Bitrate: 2.048
Line Coding: hDB3
Protocol: ETSI
CRC: Yes
Interworking...
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