External lines configurations
We often configure miniSIPServer to connect VoIP carriers’ network with external lines. There are lots of VoIP carriers and someone always asks us how to configure external line. In our step by step...
View ArticleRefine “SIP over TLS”
Some customers report a crash problem to us. All of them deploy “SIP over TLS” in their VoIP networks. We have upgraded miniSIPServer to latest V35 (build 20190313) with following key modifications....
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miniSIPServer on Debian 10
Debian 10 (Buster) is released. It is a stable and important version and can be deployed in business environment, so we must pay enough attention to this version. We make some test with miniSIPServer...
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miniSIPServer on Deepin 15.11
Deepin is a very popular Linux distributor system in China market. It is very beautiful and easy to use. More and more software have been migrated to this system in China. As we know it is based on...
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A small thing: UPnP
When deploying a VoIP network, we often have one-way or no-way audio problems. It is caused by private network, for example, some SIP phones or miniSIPServer are behind routers and other SIP devices...
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An interesting feature
Sometimes, we want to know the details of real-time call status, such as who is calling, how many incoming calls, and so on. In fact, miniSIPServer has a real-time CDR window which can display CDR...
View ArticleFREE version
Today we add a new version (for 5 clients) into miniSIPServer lines. This version is FREE! That means you don’t need a license and don’t warry about expired problem. This “5 clients” version is...
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Run miniSIPServer on Debian 11 (Bullseye)
Debian 11 (Bullseys) was released at August 14th, 2021. It is the latest stable version and very important for business deployment. So we run miniSIPServer on this system and make some tests. The...
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miniSIPServer on Ubuntu 22.04
Ubuntu 22.04 (Jammy Jellyfish) is the latest LTS (long tem support) version, so it is quite important for miniSIPServer to support this version. We try to install and run miniSIPServer on Ubuntu...
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Gnome Calls
As we know, miniSIPServer can run on Linux systems. Sometimes customers ask us about SIP clients which can run on Linux systems at the same time. In fact, there are lots of choices, such as linphone,...
View ArticleSay goodbye to Windows XP/2000
We updated miniSIPServer to fit 4K screen recently, but we find that we have to upgrade our tool chains at the same time if we want to get a perfect result. Unfortunately the new tool chains cannot...
View Articleptime=20, 30, 40
In the SIP session, we can set ‘ptime’ parameter of SDP to negotiate RTP packages between two call parties. If one side has different idea about the RTP package size, it can send its own ‘ptime’...
View ArticleReject some free email systems
Recently lots of customers report that they didn’t receive activation emails when they signed up miniSIPServer cloud accounts. Most of them are using free email systems, such as gmail, and so on. At...
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Reliability of Provisional Responses
As we know, RFC3262 defines SIP reliability of provisional responses. It is an old feature and miniSIPServer ( both local versions and cloud versions) can support it for a long time. When working with...
View ArticleSecurity problem
OpenSSL released new versions to fix several serious security problems. miniSIPServer uses the OpenSSL library to provide the SIP over TLS feature and we upgrade miniSIPServer to V40 (20230221)...
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Run miniSIPServer on Debian 12 (bookworm)
Debian 12 (bookworm) was released. It is the latest stable version and will be widely deployed in business environment absolutely. So we run and test the latest miniSIPServer on this system as usual....
View ArticleChecking DNS results
One of miniSIPServer cloud customers reported a bug that all his phones cannot register to the cloud system. We checked our networks and cloud nodes and found nothing. We tried to capture SIP messages...
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RequestURI parameter of external lines
When miniSIPServer sends out SIP messages, such as REGISTER or INVITE messages, to VoIP providers, it will add a parameter ‘user=phone’ after Request-URI. It is required by China Mobile network. In...
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Run miniSIPServer on Ubuntu 24.04 LTS (Noble Numbat)
Ubuntu 24.04 is the latest LTS (long-term support) version, so it will be deployed widely in business environment. We install miniSIPServer on this important version and make some tests. The result is...
View ArticleRefine miniSIPServer
As we know, miniSIPServer was developed about 20 years ago. Lots of services and features are added into miniSIPServer to support more and more customers. Recently we have reviewed all these services....
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