10 PrefaceP0988431 Issue 03Related publicationsThe following documents provide additional information about configuring and using IPtelephones:• Programming Operations Guide• IP Telephony Configuration Guide• Software Keycode Installation GuideAfter you have successfully installed the i2050 Software Phone, you can access the i2050Software Phone help system. This help system describes how to use and configure the i2050Software Phone.How to get help• USA and CanadaAuthorized Distributors - ITAS Technical SupportTelephone: 1-800-4NORTEL (1-800-466-7835)If you already have a PIN Code, you can enter Express Routing Code (ERC) 196#If you do not yet have a PIN Code, or for general questions and first line support, enter ERC338#Website: http://www.nortelnetworks.com/supportemail: naitas@nortelnetworks.comPresales Support (CSAN)Telephone: 1-800-4NORTEL (1-800-466-7835)Use Express Routing Code (ERC) 1063#• EMEA (Europe, Middle East, Africa)Technical Support - CTASTelephone: 00800 800 89009Fax: 44 191 555 7980email: emeahelp@nortelnetworks.com• CALA (Caribbean & Latin America)Technical Support - CTASTelephone: 1-954-858-7777email: csrmgmt@nortelnetworks.com• APAC (Asia Pacific)Technical Support - CTASTelephone: +61 388664627Fax: +61 388664644email: asia_support@nortelnetworks.com