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Old 02-15-2010, 02:05 AM
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barker barker is offline
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Join Date: Feb 2010
Location: Maidenhead, UK.
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Hi Mangi,

ISDN CCBS is for PUBLIC ETSI trunks that support callback. For private trunks between PBX's you need to ensure you have at least one NCA-TSC configured. What does MST tell you?
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