Welcome to XO® Customer Care. The documentation and tools provided below will help answer any questions you may have regarding XO Communications’ suite of business services. Should you need additional support, feel free to contact Customer Care online.

General Customer Support & Tools

All XO Communications Products

XO Products Support

1.800.421.3872

XO VPN and Firewall Products

XO VPN & Firewall Support

1.866.295.9696

Allegiance Telecom Products

Allegiance Products Support

1.800.553.1989

• Customer Welcome Kit (PDF)
  Review important information about XO and the services available with your new account, including:
  • How to contact XO
  • Calling card
  • XO Business Center
  • How to read your bill
  • Taxes and Surcharges

• XO Business Center Login
• XO Business Center Login for Allegiance Customers
• XO Business Center Tour
• XO Hosting Gateway Login
• XO Guarantee
• Know Your XO Bill Interactive Demo

Product Support & Tools

• Data & Internet Services
• Voice Services
• VoIP Services
• Managed Services
• Hosting Services

Data & Internet Services

Dedicated Internet Access (DIA)

• BGP Request Form for Allegiance Customers
• Customer Premise Equipment (PDF)
• DIA Access Configurations for Allegiance Customers (PDF)
• DIA Access FAQs for Allegiance Customers (PDF)
• DIA User Guide (PDF)
• Service Level Agreement FAQs (PDF)
• IP Request Form
• MPLS IP-VPN Welcome Kit

• Bandwidth Usage Reporting & Metrics
• Network Diagnostics & Metrics
• XO Usage Reporting

Business DSL

• Business DSL Learning Guide (PDF)
• Business DSL User Guide (PDF)

Dial Access

• Access Finder FAQs (PDF)
• Dial Access Configuration for Allegiance Customers (PDF)
• Dial Access FAQs for Allegiance Customers (PDF)
• Dial Access POPs for Allegiance Customers (PDF)
• Enterprise Dial Admin Guide (PDF)
• Unified Dialer Admin Guide (PDF)

• Dial Administrator Site
• Local Dial-Up Access Number Lookup Tool

Voice Products

Local Services

• Basic Business Lines User Guide (PDF)
• Centrex User Guide (PDF)
• PS/ALI User Guide (PDF)
• Voice Features FAQs for Allegiance Customers (PDF)
• Voice Messaging User Guide (PDF)
• Voice Messaging User Guide for Allegiance Customers (PDF)
• Voice Messaging FAQs for Allegiance Customers (PDF)
• Voice Features Support for Allegiance Customers (PDF)

Long Distance

• XO One Managed iPBX Calling Card Instructions & Features (PDF)
• XO and Allegiance Calling Card Instructions & Features (PDF)
• International Calling for Allegiance Customers
• International Calling Card Wallet Guide (PDF)
• International Calling Card Wallet Guide for Allegiance Customers (PDF)
• Long Distance FAQs for Allegiance Customers (PDF)

Conferencing Services

• Audio Conference Scheduling
• Conferencing Features Glossary
• Conferencing Services Users Guide (PDF)
• Document Conferencing Meeting Center Support (PDF)
• Document Conferencing Recording Editor (PDF)

• Document Conferencing Meeting Center
• Quick Conferencing Manager

VoIP Services

XO IP Flex

• XO IP Flex Care Center
• Online Feature Management Demonstration
• XO IP Flex Online Feature Management (login via Business Center)

Managed Services

MPLS IP-VPN

• MPLS IP-VPN Install Guide
• Application Performance Management
  • APM Tier 1 User Guide PDF
  • APM Tier 2 User Guide PDF
  • APM Tier 3 User Guide PDF

Virtual Private Network (VPN)

• Remote Access Client Version 3.6 Guide (PDF)
• Remote Access Client Version 4.0.x Guide (PDF)
• XO VPN Administrator Guide (PDF)
• XO VPN Technical Requirements Guide (PDF)

• Virtual Private Network Administration Interface

Network IVR

• Interactive Voice Response Manager

Hosting Services

Website Hosting

• XO Web Hosting Gateway & 800 Number Access
• Concentric Web Hosting Gateway & 800 Number Access