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Author Archives: varun
Turn off display in Linux without X
If you’re using your laptop as a server without running X, here’s a command to turn on/off the display from CLI: # vbetool dpms off # vbetool dpms on
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Cisco 7971 IP Phone as a SIP device on asterisk
Good articles on the topic: http://www.asterisktutorials.com/cisco-7970-ip-phone/ http://nerdvittles.com/?p=149
Posted in Trixbox
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Remove backup schedules from trixbox
# mysql -u asteriskuser -p amp109 mysql> connect asterisk; mysql> delete from backup_schedule;
AWLL7025 Dual-Band Wireless-N USB in Ubuntu
I recently decided to move my old PC in the garage and run my web sites from there. One big problem though – no cat 5 in the garage. So, I thought lets get a cheap wireless-n USB adapter and … Continue reading
Posted in Linux
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Trixbox: Trying the G729 Codec
So far the new G729 codec that I downloaded from http://asterisk.hosting.lv seems to be working great. Using SIP from the iPhone over the 3G network definitely benefits from this low bandwidth codec.
Posted in Trixbox, VoIP
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How to setup a remote SIP extension
A good post on the subject of setting up a remote sip extension. This allows me to have SIP extensions over a WAN tunneling in through the my firewall.
A Good Primer on apt-get and dpkg
Came across a good primer on using apt-get.
Posted in Linux
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From 30,000 feet above
Technology has definitely come a long way. I’m writing this post on board Delta flight DL-2106 from San Jose to Atlanta using an in-flight wifi service called gogowifi. Getting a fairly decent speed as well. It’s a red eye, so … Continue reading