<?xml version="1.0" encoding="utf-8"?><HelpTOCNode Title="Unregister Method " Url="html/Overload_Independentsoft_Sip_SipClient_Unregister.htm"><HelpTOCNode Title="Unregister Method (String, ContactInfo)" Url="html/M_Independentsoft_Sip_SipClient_Unregister.htm" /><HelpTOCNode Title="Unregister Method (String, String)" Url="html/M_Independentsoft_Sip_SipClient_Unregister_2.htm" /><HelpTOCNode Title="Unregister Method (String, ContactInfo, Contact)" Url="html/M_Independentsoft_Sip_SipClient_Unregister_1.htm" /><HelpTOCNode Title="Unregister Method (String, String, String)" Url="html/M_Independentsoft_Sip_SipClient_Unregister_3.htm" /></HelpTOCNode>