While configuring SIP/PJSIP in Asterisk you may notice that Asterisk responds with 404 Not Found to the OPTIONS request. To demonstrate the behavior let’s have a look at this PJSIP debug log example:
Tag: error
Apr 20 2020
Windows Allow Remote Desktop Login Without Password
When attempting to connect or establish Remote Desktop connection to a remote Windows XP, Windows Vista, Windows 7, Windows 8, Windows 8.1 or Windows 10 computer in order to remotely logon to the machine, the log on may be rejected with Remote Desktop client returns one of the following error messages:
Feb 10 2020
Vicidial backup and restore guide
Suppose you need to migrate or duplicate Vicidial data (campaigns, leads, phones and so on) from one Vicibox server to another. In case two Vicidial boxes of the same versions the process will be simpler. In case the source server has older Vicibox version than the destination one you will have to perform additional steps …
Feb 10 2020
Vicidial: There is a time synchronization problem with your system, please tell your system administrator
There is a time synchronization problem with your system, please tell your system administrator In case you have this error upon installation or upgrade your Vicibox/Vicidial check the following: Using timedatectl utility make sure server’s timezone is set correctly and server’s date/time is correct. Set proper timezone if needed. Get a list of timezones:
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timedatectl list-timezones |
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Feb 10 2020
Vicidial error: Code Expects Different Schema
After database dump restoration taken from older Vicibox to the latest Vicibox 9.0.1 I got the following error in Admin -> System Settings section: WARNING: Code expects different schema: 1585 It’s not possible to change or save any setting. The reason is obvious: Vicibox 9 has new and altered tables and functions so you will …
Feb 06 2020
Varnish error Backend fetch failed
Here are some generic tips on finding the actual cause of “Backend Fetch Failed” error shown by Varnish Cache.
Feb 06 2020
Varnish Backend fetch failed Too many headers
This article describes particular case of Varnish error Backend fetch failed Too many headers. This error happens when there are too many headers being sent to backend server. Here is how you can troubleshoot and fix this error.
Feb 02 2020
Flexisip error Failed to find shared library for backend mysql
I installed Flexisip using official documentation , installed additional components like MariaDB (MySQL) and Redis, performed initial setup of configuration files, created database and DB user. I started flexisip services with
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systemctl start flexisip-proxy flexisip-presence flexisip-conference |
and by looking in /var/opt/belledonne-communications/log/flexisip/flexisip-conference.log I noticed the following error:
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2020-02-02 03:12:30:790 liblinphone-message-Linphone core [0x56197d8a7d60] notified [global_state_changed] 2020-02-02 03:12:30:790 liblinphone-message-No charset defined forcing utf8 4 bytes specially for conference subjet storage 2020-02-02 03:12:30:790 liblinphone-message-Opening linphone database db=xxx user=xxx password='xxx' host=127.0.0.1 charset=utf8mb4 with backend Mysql 2020-02-02 03:12:30:791 liblinphone-warning-Unable to build db session with uri: Failed to find shared library for backend mysql 2020-02-02 03:12:30:791 liblinphone-error-Unable to open linphone database with uri db=xxx user=xxx password='xxx!' host=127.0.0.1 charset=utf8mb4 and backend Mysql 2020-02-02 03:12:30:791 bctbx-error-Linphone Core couldn't start because the connection to the database has failed |
Dec 11 2019
Skype for Business Server 2019 Monitoring Reports Error: Cannot get the ReportServerWebService URL
When deploying a recent Skype for Business Server 2019 deployment, I came across an issue when installing monitoring reports on a server. In previous editions of SQL Server, SQL Server Reporting Services (SSRS) was installed and configured by default. With the release of SQL Server 2017, this is now a seperate download that only installs …
Dec 03 2019
Install-CsDatabase error: The network name cannot be found.
While publishing Skype for Business topology when new databases has to be created on Backend servers there may be an error publishing topology upon execution of Install-CsDatabase cmdlet: Error: The network name cannot be found. ▼ Details └ Type: IOException └ ▼ Stack Trace └ at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath) at System.IO.Directory.InternalCreateDirectory(String fullPath, String path, …
Stay tuned! :)
