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dave_dph · 10-11-2018, 09:26

Are you in the red zone?

https://store.virginmedia.com/conten...er%20Guide.pdf

If so, the DMS switch has always done a single ring before starting the standard double ring once Caller ID is active on the line.

10-11-2018, 09:26	#62
dave_dph Inactive Join Date: Feb 2006 Posts: 166	Re: Caller ID Are you in the red zone? https://store.virginmedia.com/conten...er%20Guide.pdf If so, the DMS switch has always done a single ring before starting the standard double ring once Caller ID is active on the line. Last edited by dave_dph; 10-11-2018 at 09:33.