Apr - 11th

EIA-TIA Cabling Specifications

Posted at 2:00 am | Filed Under networking

Crossover Cable RJ-45 PIN RJ-45 PIN 1 Rx+ 3 Tx+ 2 Rc- 6 Tx- 3 Tx+ 1 Rc+ 6 Tx- 2 Rc- Straight Through Cable RJ-45 PIN RJ-45 PIN 1 Tx+ 1 Rc+ 2 Tx- 2 Rc- 3 Rc+ 3 Tx+ 6 Rc- 6 Tx- Use a straight thru cable assembly,568B on both ends when […]

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Jun - 17th

All possible netmasks expanded

Posted at 11:00 pm | Filed Under networking

Sick of memorizing netmasks? So am I! Netmask 255.255.255.0 /24 (11111111.11111111.11111111.00000000) 1 subnet LOW IP HI IP x.x.x.0 x.x.x.255 Netmask 255.255.255.128 /25 (11111111.11111111.11111111.10000000) 2 subnets LOW IP HI IP x.x.x.0 x.x.x.127 x.x.x.128 x.x.x.255

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Oct - 2nd

Avaya/Lucent/Orinoco RG-1000 Residential Gateway notes

Posted at 7:51 pm | Filed Under networking

I have a wireless network segment at home using the Lucent RG-1000 residential gateway. The RG-1000 has been passed around from WaveLAN to Proxim to Lucent to Avaya to Agere and back to Proxim, and so finding documentation and drivers can be a problem. Here are my notes, should anyone else be looking for information […]

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Apr - 8th

Google Posterity Post — flashing DD-WRT onto a Belkin FD4230-4 router

Posted at 10:32 am | Filed Under dd-wrt, networking

I’ve had this little router for years, bought it for $20 with a $20 rebate, and since upgrading the OS to DD-WRT it’s performed flawlessly. I have a Belkin wireless router (model number: F5D7230-4 v1444). For some reason, the “Virtual Server” (or “Port Forwarding”) did not work correctly. It’s obviously a firmware problem. I checked […]

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Nov - 12th

Spamassassin settings for bayesian filtering

Posted at 11:16 pm | Filed Under networking

SPAM fighting (A talking to myself, want to get this in google post…) I’ve been getting a HUGE number of SPAMs slipping through my SPAMASSASSIN filter, and have been trying to figure out how to combat it. SPAMs are getting flagged as BAYES_00, which gives them a negative score. I was moving them into the […]

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Jul - 3rd

Weird networking knockoff

Posted at 7:54 am | Filed Under networking

This is one of the strangest knock-offs I’ve seen; they’ve totally borrowed the Linksys case design, but use a one-antenna board:   I’m pretty sure that even the B Linksys routers had two antennae. In another project, I have my FON router operational. It’s in a DMZ and allows access to other FON users for free. Check out […]

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