C# Code : Simple Sip / Voip Caller Id

Job ID: 33857633

Budget: €8 – €30 EUR

i want a simple code in C# to get incoming phone number for a sip / voip account
i want to set sip server, user name , password and when this sip account get a incoming call pop up a windows and log a text file with this phone number.
i want to management multiply sip account