Archive for the ‘ Uncategorized ’ Category
I was trying to communicate with a serial device today and found that Linux is much more resourceful than M$oft products (Obviously). I plugged in my USB to serial adapter, and typed in dmesg and saw it there in the list, ready to use. But now, how to use it? First determine where you USB [ READ MORE ]
AirOS is a custom Linux that is used on Ubiquiti equipment. I have found some sweet commands that I didn’t want to forget. To make a script or command persistent use the following: /etc/persistent/rc.prestart /etc/persistent/rc.poststart /etc/persistent/rc.prestop /etc/persistent/rc.poststop Let me explain the execution of each of the scripts: rc.prestart – This happens before the standard bootup [ READ MORE ]
Recently we have been tasked to provide SVN support with Bluehost. Initially I was reading and found it was not possible to complete. After a bit more searching I found that it was possible. The steps here are not as simple as “apt-get install svn”, we actually have to compile it from source. Since I [ READ MORE ]
Calling a Skype account with an IP/Soft phone is nearly impossible since phones traditionally only support numbers and not letters. To make it possible to call Skype accounts, you simply add an extension that will call the Skype Account, here is how: Add a new extension, make sure to select “CUSTOM” type in the drop [ READ MORE ]
Over the last few weeks I have had an all out war with a Cisco ASA. Typically ASA’s are not that hard to configure. Some of the ACL’s can get tricky, but it is quite easy to determine if they are working or not. Now when you are trying to figure out how to make [ READ MORE ]
Today I was on a mission to get Skype and SipToSis to automatically start on boot. Since Trixbox only loads a web based GUI and everything else is command line, you have to include other packages to get Skype working. Another helpful fact is that Trixbox uses CentOS and the yum package manager. Yum has [ READ MORE ]
I stumbled across Trixbox some time ago and thought it was an excellent replacement for Shortel and Switchvox. Trixbox is a PBX system that is built on top of Asterisks. It is much like Switchvox with its web interface and ease of use. The nice thing is that the Community Edition (CE) is completely free, [ READ MORE ]
At this point I feel very confident with the inner workings of IspCP. I have modified suexec, postfix, and other core stuff. In the process I have started to learn Apache2′s inner workings as well. Today I am going to talk about issues with Postfix. The issue is that a Ubuntu installs PostFix with a [ READ MORE ]