Ask the Experts

Ask the Experts

IP Telephony Systems

• How do I troubleshoot SIP configurations to solve service issues?

  When your SIP service isn't connecting properly, process of elimination will help you determine if the issue lies in your configuration or elsewhere on the network.  Continue Reading

• SIP trunking vs. VoIP: What's the difference?

  SIP trunking and voice over IP share some similarities, but they have key differences in origin and functions. How well do you understand these telephony cornerstones?  Continue Reading

• How do you build a disaster recovery communications plan?

  Maintaining voice communications is vital to disaster recovery. Networking expert Carrie Higbie Goetz explains how to build a disaster recovery communications plan.  Continue Reading

• How to configure VoIP on a network

  VoIP configuration requires significant preplanning to meet the requirements of voice traffic. Learn the steps to take when configuring VoIP on your network.  Continue Reading

• What are the requirements for E911 services for VoIP providers?

  VoIP service providers have specific guidelines to meet to ensure E911 services are properly configured and meet regulatory standards. Learn how to maintain E911 compliance.  Continue Reading

• How does Skype for Business telephony stack up as a PBX replacement?

  Learn the benefits and tradeoffs of deploying Skype for Business as a cloud-based telephony service instead of a traditional, on-premises PBX service.  Continue Reading

• How can organizations improve VoIP quality of service?

  While VoIP services are growing in popularity, issues with reliability and quality of calls remain. Learn what organizations can do to maintain and improve VoIP quality of service.  Continue Reading

• Is Skype for Business telephony compatible with my desk phones?

  Telephony expert Jon Arnold explains how large and small organizations can evaluate the compatibility of their desk phones with a Skype for Business telephony deployment.  Continue Reading

• What is a WebRTC server and how does it connect calls?

  A WebRTC server usually refers to a few different types of back-end servers, like signaling and media servers, that help connect browser-based communications.  Continue Reading

• How do you meet VoIP bandwidth requirements?

  Making sure VoIP bandwidth is sufficient can be difficult when the network is shared with non-mission critical apps. Expert Michael Brandenburg offers tips on how to support VoIP.  Continue Reading

• Are digital phones required for a VoIP deployment?

  Configuring VoIP phones can take a good deal of legwork. Network expert Carrie Higbie explains the options available to organizations, from digital phones to softphones.  Continue Reading

• Do enterprises need HD audio conferencing?

  Expert Jon Arnold explains the significance of high-definition audio conferencing services and the types of meetings that would benefit from high-quality audio.  Continue Reading

• What is the difference between a VoIP gateway and IP PBX?

  Networking expert Carrie Higbie explains how a VoIP gateway and an IP PBX perform different functions when transmitting voice data.  Continue Reading

• What are the cost benefits of SIP trunking?

  Gartner analyst Sorell Slaymaker explains the cost benefits of SIP trunking for enterprises that make the migration from a legacy telephony system.  Continue Reading

• What is Port 9875 and how is it used in a VoIP setup?

  UC expert Carrie Higbie explains the purpose of Port 9875 and why a network manager would need to direct traffic to this port in a VoIP setup.  Continue Reading