Welcome to AT&T Global Network Services Customer Support Publications and Software. Here you will find publications available for download, viewing, and printing. You can find what you are looking for by clicking on the publication subjects below.

AT&T Global Network Services documentation is provided in Portable Document Format (PDF). You can view, search, or print a document from your browser if you install the free Adobe Acrobat Reader.

AT&T GNS Billing

AT&T GNS publications related to invoicing.

AT&T GNS Network Security Customer Reference Guide

This document provides a summary overview of AT&T Global Network Services security policy and program.

Links to browser plugins and software utilities

The AT&T Global Network Services Customer Support Technical Information Center also provides links to browser plugins and software utilities. These include Adobe Acrobat Reader, RealPlayer, Lotus Screen Show Player, Netscape plugins and others.

Global Problem and Change System (GPCS)

Global Problem and Change System Web Interface Job Aid and Quick Reference Guide.

AT&T Global Network Client API Documentation

AT&T Global Network Client API Documentation for customer-written applications to utilize NetAPI5 to navigate the phone list; examine version information for the phone list files; initiate, monitor and terminate connections; and request updates to the phone list files.