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  • Users: dab20
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  1. dab20

    Path Replacement between Nortel 7.0 and CUCM 8.5

    Background: CS1000M (option 81) release 5.0 TIE [QSIG] to CUCM 8.5 with Path Replacement (tromboning OFF) worked for two years. Problem: Upgraded Nortel to 7.0 - one way communication on Nortel side. Cisco phones hear two-way, Nortel phones hear nothing (or they may hear dial-tone)...

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