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Telekom Company Flex / DE
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![SOLVED i.e. the problem never existed...] PJSIP with no audio on out- and incoming calls - Asterisk SIP - Asterisk Community](https://global.discourse-cdn.com/asterisk/optimized/2X/2/2067b1845c6e6706663cc5fbb7e149506495a0d1_2_609x500.png "SOLVED i.e. the problem never existed...] PJSIP with no audio on out- and incoming calls - Asterisk SIP - Asterisk Community")
SOLVED i.e. the problem never existed...] PJSIP with no audio on out- and incoming calls - Asterisk SIP - Asterisk Community
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Immer wieder Telefonie Ausfälle - Administrator
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Recommended SIP Configuration for Deutsche Telekom – Yeastar Support
Howto:Deutsche Telekom Magenta Zuhause SIP Provider Compatibility Test - innovaphone-wiki
Problem with the new Version UCM61xx 1.0.18.12 - UCM6100 series IP PBX Appliance -
Recommended SIP Configuration for Deutsche Telekom – Yeastar Support
![SOLVED] SIP-Trunk CompanyFlex Telekom does not work - Providers - FreePBX Community Forums](https://community.freepbx.org/uploads/default/original/3X/9/1/911df230ba0d26a59cc0ea96a80e7990a68582ba.png "SOLVED] SIP-Trunk CompanyFlex Telekom does not work - Providers - FreePBX Community Forums")