Landis Vinchattle An aggregation.

November 27, 2012

netem | The Linux Foundation

Filed under: Communications,Internet,Links,Linux — Landis V @ 7:28 pm

http://www.linuxfoundation.org/collaborate/workgroups/networking/netem

I’ve used tc in the past, and it’s loosely related to something else I’m currently reviewing, but not tied directly enough that it’s something I want to delve deeply into at the moment.  The quick takeaway is, if you are trying to emulate the characteristics of a network connection within a lab, this (probably) is the tool you’re looking for.

November 26, 2012

Google Voice: a cheapskates guide to cheap VOIP | ZDNet

Filed under: Communications,Electronics,Links,To Buy — Landis V @ 8:26 pm

http://www.zdnet.com/blog/government/google-voice-a-cheapskates-guide-to-cheap-voip/10500

I’ve been thinking I need to add a “local” number at home for some time, but I hate to ditch the Google Voice number I’ve had for some time (and do have a few services associated with).  I recently noted that GV has an option to select a new number and permanently retain your existing GV # for just a $20 administrative fee… may seriously look into doing so.

November 19, 2012

blog.teemu.im » Blog Archive » Setting your SRV records straight for XMPP

Filed under: Internet,Links — Landis V @ 8:26 pm

http://blog.teemu.im/2008/12/14/setting-your-srv-records-straight-for-xmpp/

I ran across this article while investigating a bug-that-was-not-a-bug-but-proper-behavior.  I’d see the SRV records before when looking at Microsoft DNS for Active Directory, but didn’t know the details about what it was or how it was used.  Great summary article.

November 7, 2012

Transparent Web Proxying with Cisco, Squid, and WCCP

Filed under: Cisco,Internet,Links,Linux,Software — Landis V @ 10:03 pm

http://www.crypt.gen.nz/papers/cisco_squid_wccp.html

Great article on configuring Cisco routers to do WCCP with a Squid server.

October 24, 2012

How to setup Router based on Linux Core 4.x as Qemu Image in Fedora Linux – part1 « Brezular’s Technical Blog

Filed under: Communications,Links,Linux,Security — Landis V @ 11:38 pm

http://brezular.wordpress.com/2011/01/26/how-to-setup-linux-microcore-3-x-router-qemu-image-in-fedora-linux-part1/

Handy reference covering some of the commands for configuring Microcore, and practical examples of how to make the configuration changes persistent across reboots.  Used as a reference (one of many) in configuring an OpenSSL CA and FreeRADIUS server for an  EAP-TLS wireless test environment

October 1, 2012

ENC28J60-I/SP – MICROCHIP – IC, ENET CTRL, IEEE 802.3, 10MBPS | Newark

Filed under: Communications,Hobby Engineering,Links,To Buy — Landis V @ 8:28 am

http://www.newark.com/jsp/search/productdetail.jsp?SKU=71J3845&CMP=AFC-GB100000001

I think these could be really useful and are reasonably priced.  Sure, 10BT, but that’s plenty of bandwidth for a number of low volume devices.

September 25, 2012

IPv6 – Charter

Filed under: Internet,Links — Landis V @ 11:37 pm

http://www.myaccount.charter.com/customers/Support.aspx?SupportArticleID=2665

Yet another tab that I need to make a note of and come back to at some point.  Interested to see how my Asus router with Tomato firmware does with IPv6, and to start spending some time getting familiar with the “new” protocol.

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