3CX SIP Proxy Manager

3CX SIP Proxy Manager comments

It can simplify Firewall configuration at both the remote and the PBX location

Alternative downloads

Linphone

Free

Configure SIP accounts, perform VoIP phone calls or initiate audio conferences.

Mizu Softphone

Professional VoIP softphone for Windows users.

"VidPhone" is a H.323/SIP Video SoftPhone for Windows and Linux OS.

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