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https://ivannikitin.com/2007/11/27/sip-configuration-tool-d0-bd-d0-b0-d1-81-d1-82-d1-80-d0-be-d0-b9-d0-ba-d0-b0-sip-d0-b2-wm6/
SIP Configuration tool - настройка SIP в WM6