https://business.forums.bt.com/t5/Phone-system/Cloud-Voice-SIP-Trunk-Problems-with-CLI-when-call-diversion-is/m-p/95423#M2775 <P>Hello All,</P><P>We have BT WHC Sip Trunks connected to a PBX Phone System.&nbsp;</P><P>We have an external diversion from the PBX Phone system to a mobile, but the CLI of the initial caller is not being passed through.&nbsp;</P><P>The same settings on the PBX work with another SIP Provider, so it could be an issue on BT WHC.&nbsp;</P><P>&nbsp;</P><P>Any help is appreciated. Thanks.&nbsp;</P> Thu, 11 Sep 2025 15:53:42 GMT Umer 2025-09-11T15:53:42Z https://business.forums.bt.com/t5/Phone-system/Cloud-Voice-SIP-Trunk-Problems-with-CLI-when-call-diversion-is/m-p/95423#M2775 <P>Hello All,</P><P>We have BT WHC Sip Trunks connected to a PBX Phone System.&nbsp;</P><P>We have an external diversion from the PBX Phone system to a mobile, but the CLI of the initial caller is not being passed through.&nbsp;</P><P>The same settings on the PBX work with another SIP Provider, so it could be an issue on BT WHC.&nbsp;</P><P>&nbsp;</P><P>Any help is appreciated. Thanks.&nbsp;</P> Thu, 11 Sep 2025 15:53:42 GMT https://business.forums.bt.com/t5/Phone-system/Cloud-Voice-SIP-Trunk-Problems-with-CLI-when-call-diversion-is/m-p/95423#M2775 Umer 2025-09-11T15:53:42Z