How to Solve your VOIP Issues - Xinix Blog

Moving your VoIP phone from the office to your home working space during lockdown means you need to become your chief technician, maintenance guy, and technical staff all at the same time. This also means you need to take the matters into your hands, which can be a little daunting task, considering most of us are not tech-savvy. Where it is a wise move to call customer service in case something goes wrong. However, during vacations or in case of emergency, you can easily handle all the VoIP-related issues without consulting the service provider.

Usually, each service provider has some tricks up their sleeves that they offer as a quick suggestion. Most of the VoIP providers usually have almost the same technology with just a few alterations. To address these problems; we have listed some of the most common issues that most VoIP users face. These issues are easy to detect and resolve. Although for beginners this can be a little tricky, however, with the basic knowledge of VoIP and some extra research you will be able to resolve these issues on your own. You can start by understanding in detail the working of VoIP and what are some of the parts that are used when your VoIP phone is installed.


Number one on our list we have one of the most common yet annoying VoIP-related issues. Within this issue, you will call someone via your VoIP, and you will be able to hear them properly. However, the other party will not be able to hear you at all. Your phone will not register or in some cases, you will see that the phone keeps ringing even after you have picked up the receiver.

All these issues are linked with SIP ALG directly. SIP or session initiation protocol has a method of inspecting each message then exchanging it via private IP address for every public exchange address. This requires ALG or application layer gateway. However, when there is frequent interference with the traffic in VoIP you will face this issue. Usually using consumer-grade routers can cause this issue.


To resolve this issue, you need detailed information about your VoIP model. Try to reach out to your service provider or google details about the model you are currently using. There is a detailed solution available that you can check regarding SIP LAG online.

SIP LAG online


Cable Crossing

Cable crossing is a very common issue where your VoIP phone will be functional, but you will hear no audio. Usually, cable crossing also takes place when the VoIP phone doesn’t establish a network connection.

This usually happens because ports are not connected properly. You need to know how to connect your handset port when the ethernet cable is plugged in LAN.

cable crossing to establish network connection



Just go through all the ports at the back of the handset. Make sure everything is plugged in properly. Check your ethernet cable and make sure it is plugged into the LAN port at the back of the VoIP phone system.


This is the most frustrating yet most common issue that most VoIP users face. This is the situation where your phone will be connected but will not receive or detect any power.

One of the major reasons can be the installation issue. Most offices use a POE injector or POE switch. It is a switch that uses an ethernet cable to provide power as well as the internet. However, if you are thinking of using the same phone at home and you do not have a POE injector, you need a separate power supply.


The best solution is to get a POE switch or POE injector that you will be able to find easily from any VoIP phone provider. Most service provider also offers cables, switches, and injector as spare parts. You can use any store nearby or order it online. You can also connect your VoIP phone with a separate power cable as well.

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