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Cisco Bug: CSCtf08422 - Caller ID not received when using CPTONE IN

Last Modified

Mar 23, 2017

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)

CallerId not shown on analog phone's display when call arrived via FXO port with IN CPTone.

India uses DTMF based (as opposed to FSK based) caller ID. 
Indian Telcos have typically not used Start / Stop digits when sending Caller ID.

FXO connection to PSTN
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