shop-talk
[Top] [All Lists]

Re: home networking

To: "Shop Talk" <shop-talk@autox.team.net>
Subject: Re: home networking
From: "Bob Spidell" <bspidell@comcast.net>
Date: Wed, 29 Jun 2005 07:16:54 -0700
re:

"I just want to keep those who are looking to abuse my bandwidth 
from just jumping on."


Use MAC filtering.


bs

***************************************************************
Bob Spidell         San Jose, CA        bspidell@comcast.net
'67 Austin-Healey 3000             '56 Austin-Healey 100M
***************************************************************

Subject: Re: home networking


> 
> Hooray - I have something to add!
> 
> With regards to home networking, I ran into the same issues. Wireless is 
> convenient and quite affordable, but lacks the bandwidth that 100Mbit 
> ethernet provides (let alone gigabit!). 802.11g is pretty good - but 
> with protocol and security overhead, you'll be lucky to ever see 18Mbit 
> throughput with it. That said, it's perfectly good for making full use 
> of most home internet connections. It is not as good for fast LAN 
> transfer (such as from the TiVo to the desktop workstation). As far as 
> security concerns goes, I like to keep it simple (I use only 64-bit WEP 
> at home) because any of the traffic I'm concerned about keeping safe is 
> encrypted other ways. The WEP is only there to keep the casual observer 
> out. Those who want to get onto my network will do so. I just want to 
> keep those who are looking to abuse my bandwidth from just jumping on.
> 
> I live in a rented 3-story townhouse, so hacking holes in the walls is 
> not an option. I had initially just installed my wireless-capable 
> DSL/cable router and used its wireless 802.11b to service the house (and 
> long wires under the carpet to serve the lower level, where the 
> cablemodem was located). This was not satisfactory, because signal 
> strength from the single access point (which wasn't as centrally located 
> as I would have liked) was inadequate at the further reaches of the 
> house. That, and the limited throughput of 802.11b was frustrating when 
> transferring files across the LAN.
> 
> Without the option of running my own wiring, I tried HPNA. I found that 
> for under $100, you can acquire a couple of HPNA bridges that allow you 
> to make use of up to 1000' of whatever two-conductor media you have in 
> (and out of) the house. (One note - make sure the HPNA is 2.0 or better 
> - anything less is slower than 802.11b.) In my townhouse, I'm using old 
> 300 ohm twinlead to get an additional telephone outlet in an 
> inconvenient location) over which I'm running HPNA with no trouble. In 
> fact one of my HPNA units bridges has a built-in 802.11b access point 
> and a 4-port 10/100 switch, all of which are on the same network - I use 
> that upstairs in my office. I have had good luck with the 2Wire 
> HomePortal series - they come in a variety of flavors - some with 
> built-in 4-port switches, some with access-points, etc.
> 
> Adding an additional access point is not difficult - there are just a 
> few rules to follow. Use the same security credentials (same SSID, 
> WAP/WPA settings) and set the channels so they don't overlap (1, 6, 11 
> are the only full-throughput non-overlapping channels on 802.11b/g). One 
> can cover a lot of area with careful placement of the unit and attention 
> to antenna selection (and orientation). Remember that the maximum signal 
> from the antennae on the access points is not from the tip, but 90 
> degrees from the antenna's long axis...
> 
> -Peter
> 
> Peter Murray (N3IXY)
> Vienna, VA






<Prev in Thread] Current Thread [Next in Thread>