PBX
A PBX (Private Branch Exchange) is a switch station for telephone systems. It consists mainly of several branches of telephone
Read moreAuthor: Swapnil Kumar
ISDN/PRI/BRI
In the Integrated Services Digital Network (ISDN), there are two levels of service: the Basic Rate Interface (BRI), intended for
Read morechange server hostname on linux/centos
> check the current hostname login on server as root user run the command: hostname > change the hostname: hostname newname
Read morehow to reset root password on centos
> login on server through putty with current username & password > type: passwd root it will ask to put
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