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Cisco Bug: CSCsy93535 - Ipprefs should not allow port 50601 to register

Last Modified

Jul 06, 2017

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases


Description (partial)


Port 50601 should not be allowed to register, as it clashes with the ephemeral port range


Ipprefs all contained the following information :

ccm          tcp          50601        public       -            enabled      SIP TCP Port 

There was no TCP ephemeral ports in this particular case, in the problem Subscriber
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