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Retest day
— 9:15 AM on January 29, 2008

January 17, 2008   We were finally able to make it up to the mountains again to finish what we...

Type: Blog post Tags: Miscellaneous Linux-Unix Networking

4
Test day
— 12:38 PM on January 14, 2008

December 6, 2007 Because of the problem with node 10 from the day before, I removed the node 10 antenna and remounted it on the other...

Type: Blog post Tags: Miscellaneous Networking

5
Final test day preparations
— 2:57 PM on January 4, 2008

December 5, 2007 Click on diagram for a larger version The diagram above...

Type: Blog post Tags: Miscellaneous Networking

6
Behold Thumper: Sun's SunFire X4500 storage server
— 9:28 PM on December 27, 2007

In July of 2006, Sun added an interesting new machine to their lineup of Opteron-based x86 servers. It was codenamed 'Thumper' during...

Type: Blog post Tags: Storage Systems Linux-Unix Servers

18
Setting up long distance routers
— 7:53 PM on December 13, 2007

November 24, 2007 I had originally planned on using inexpensive Linksys WRT54GL devices for the long distance link. This has been done successfully in the...

Type: Blog post Tags: Miscellaneous Networking

9
A few long distance links
— 12:08 AM on December 8, 2007

November 8, 2007 I realize I'm not going for any world records with a 100 km WiFi link. Many have gone before me; here is...

Type: Blog post Tags: Miscellaneous Networking

3
Seagate's Barracuda ES.2 hard drive
— 10:27 PM on December 6, 2007

Seagate's latest enterprise-oriented Barracuda ES.2 hard drive boasts up to a terabyte of capacity spread over 250GB platters and backed up by 32MB of cache....

Type: Feature article Tags: Storage Servers Workstations

33
Permission for node 14
— 12:42 AM on December 2, 2007

October 29, 2007 Some effort was required to get permission to do our testing on the node 14 site.  It turns out that the east side...

Type: Blog post Tags: Miscellaneous Networking

2
The antennas arrived
— 1:50 PM on November 30, 2007

October 27, 2007 After a little trouble with FedEx, the four HyperLink antennas arrived (two 30 dBi HG2430G and two 24 dBi HG2424G).

Type: Blog post Tags: Miscellaneous Networking

16
Node 14 site survey
— 5:13 PM on November 27, 2007

October 19, 2007 We packed the usual site survey equipment and took a drive up to the area proposed for node 14, using Google Earth directions...

Type: Blog post Tags: Miscellaneous Networking

3
Building a prototype mast for village wireless VoIP
— 11:40 PM on November 25, 2007

October 18, 2007 I spent a better part of the day cutting, drilling, grinding, and assembling. The result was surprisingly stable–more stable than I could have...

Type: Blog post Tags: Miscellaneous Networking

11
A shopping trip for village wireless VoIP
— 1:52 PM on November 23, 2007

October 16, 2007 We took a trip down to Home Depot, having only half of a design in mind for an antenna tower. We...

Type: Blog post Tags: Miscellaneous Networking

2
At last, a test site for villiage wireless VoIP
— 12:00 PM on November 21, 2007

October 12, 2007 The day after that we met the land owner at his office first thing in he morning. His primary concern was that...

Type: Blog post Tags: Miscellaneous Networking

5
Another disappointment, but hope
— 9:15 PM on November 19, 2007

October 11, 2007 The next day we headed off towards node 13. We missed a turn or two, and...

Type: Blog post Tags: Miscellaneous Networking

6
Disappointing change of plans in wireless VoIP research
— 9:50 PM on November 17, 2007

October 10, 2007 It was time for our first site survey--a 'reality check' for a proposed site. Radio Mobile's altitude data is around 90...

Type: Blog post Tags: Miscellaneous Networking

1
Village wireless VoIP research begins
— 7:22 PM on November 16, 2007

September 2007 While in the U.S., I am researching various hardware and software options for this project, and also building a mini prototype of the...

Type: Blog post Tags: Miscellaneous Networking

4
Introducing 'Voice in the Mountains'
— 4:00 PM on November 16, 2007

A VoIP communication system via a mesh network of wireless routers... that are solar powered... in remote mountain villages.... home-built. Sounds interesting,...

Type: Blog post Tags: Miscellaneous Networking The Tech Report

7
Village wireless VoIP project overview
— 4:00 PM on November 16, 2007

Summer 2007 The goal of this project is to provide reliable and inexpensive voice communications for villages in an isolated,...

Type: Blog post Tags: Miscellaneous Networking

7