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Getting a VoIP phone to talk to analog phone on same router

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Crunchyhippo

Technical User
Sep 20, 2007
17
US
I have one voice router, to which I've attached two analog phones and a switch. To the switch I have an IP phone. The analog phones are talking to each other and configured fine. What commands would work on the router to enable the IP phone to communicate with the analog phones?

My issue is that they're all in the same network and using the same router. So when configuring the dial peer for the VoIP phone do I make it a POTS dial peer or a VOIP dial peer? If POTS, what would I put for the port? If VOIP, what would I put for the destination IP address(es)? I'm confused.
 
Surely you make a VOIP dial peer using the IP address of the IP Phone. What sort of IP Phone are you using? Are you using Call Manager?
 
No - you make a voip dial peer using the IP address of the remote target, not the IP phone itself. My issue is that I'm not going to a remote target; I'm only wanting to connect to the two analog phones connected to the same router. What would I put for a dial peer?
 
well a POTS dialpeer is a non starter, a VOIP dial peer to the Router (Call Manager Express), then configure IP Phone something like this:

ephone-dn 1
number 1234
label 1234

ephone 1
mac-address 0001.9999.888
username "Phone1" password 1234
type 7940
button 1:1

 
what router are you using for your analog phone? I've got a couple of mc3810's and haven't thought of trying what you are suggesting, but you have me curious now.

 
I'm using an MC3810 router with four FXS ports and one ethernet port. I'm plugging in a 2950 switch to the ethernet, and connecting one IP phone to the switch (for now).
 
Just tried to mirror your topology and the mc3810 does not appear to support Voip phones connected to them. Not too surprised actually. Looks like you will need to find another router that can run CME and then create dial-peers between the mc3810 and the CME router.
 
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