Re: Maybe off topic?

2011-08-03 Thread Dan

Intelligent questions are NEVER off topic.

At 8:19 PM -0500 8/3/2011, DAN A CURRIE wrote:
I have been running a G5 2.5 Ghz PPC Dualie with 10.5.8 using 
wireless internet through a Linksys WRT54G router for several years.


Now the wife is worried about someone stealing our wifi.


You should be too!  Time and again, folx are getting stuck with the 
liability of having someone use their network for nefarious purposes!


How do I set up the router to prevent this .. I know it is some sort 
of password but I can not seem to find the staring point to begin 
the process.


Basically, you need to enable some form of encryption which, in turn, 
will require a passphrase (password).


At 6:30 PM -0700 8/3/2011, peterh...@cruzio.com wrote:


Setup your router to require WPA protection.


Disable WEP -- it's yesterday's scheme that has been hacked.

Disable WPA -- also hacked.

Enable WPA2.


select as your password something which is impossible to guess


pffft.  Just select a reasonable passphrase that's eight to a dozen 
or so characters long, perhaps with a digit or two, *that you can 
remember*.  If you make it too short or too easy to guess, then 
someone could eventually maybe get in.  If you make it impossible to 
guess, or too obscure, then you'll look like a fool when you try to 
help friends connect when they visit.  Keep it reasonable.


If you want to go to extremes, you can also set your router to only 
talk to registered MAC (Machine Access Code) addresses.  That's the 
funky ethernet address that looks something like "00:18:01:4f:47:59". 
Each network interface on your computer has a unique one, ethernet 
and wi-fi and firewire, etc.  The  problem with this, is that you'll 
have to manually locate and enter the MAC address of each of your 
computers, smartphones, etc, into the router's table - even for 
visitors.  This is a PITA that I don't really recommend.


And finally, most routers will display some sort of "IP Distribution 
List" or a "Connection List" - to show you who is connected.  You can 
manually check that now and then, to see if there are any strays...


HTH,
- Dan.
--
- Psychoceramic Emeritus; South Jersey, USA, Earth.

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Re: ------ adding a pci-e video card to a g5 mac

2011-08-03 Thread Kris Tilford

On Aug 3, 2011, at 3:48 PM, imrazor wrote:


I think your options are going to be very limited *adding* a video
card.


I agree. Very limited options. Any PPC Mac is going to need a card  
with a Mac PPC ROM (BIOS). You may be able to flash the ROM on some PC  
specific cards to convert them to Mac PPC, look at MacElite forums for  
ROMs. Upgrading the card would be easier than adding another card, but  
again, it would be cheaper to flash a PC-card than buy a Mac PPC card.  
If you need three or more monitors, it may be time for a new Intel Mac?


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Re: Maybe off topic?

2011-08-03 Thread Joshua Juran

On Aug 3, 2011, at 6:30 PM, peterh...@cruzio.com wrote:

How do I set up the router to prevent this .. I know it is some  
sort of

password but I can not seem to find the staring point to begin the
process.


Setup your router to require WPA protection.

Additionally, select as your password something which is impossible to
guess, except using a brute-force attack (the NSA is good at this, but
very few others are).



http://xkcd.com/538/

Josh


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Re: Maybe off topic?

2011-08-03 Thread peterhaas

> How do I set up the router to prevent this .. I know it is some sort of
> password but I can not seem to find the staring point to begin the
> process.

Setup your router to require WPA protection.

Additionally, select as your password something which is impossible to
guess, except using a brute-force attack (the NSA is good at this, but
very few others are).

A password which is selected using a proven pseudo-random number generator
is probably best.

I use Gibson Research's ultra-high security password generator ...

https://www.grc.com/passwords.htm

... selected from the "63 random alpha-numeric characters (a-z, A-Z, 0-9)"
section. Usually, I use the first 30 characters as my router's password. I
also use randomly generated SSIDs and ... especially important ... router
master passwords.

One execution of the PRNG will give you enough characters for all of these
purposes. If you need more, just hit enter and a whole new set of random
numbers will appear.

Then, write that string or strings to a text file and place it in a secure
location.


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Maybe off topic?

2011-08-03 Thread DAN A CURRIE

Hello All,

I have been running a G5 2.5 Ghz PPC Dualie with 10.5.8 using wireless 
internet through a Linksys WRT54G router for several years.


Now the wife is worried about someone stealing our wifi.

How do I set up the router to prevent this .. I know it is some sort of 
password but I can not seem to find the staring point to begin the process.


Thanks!!

Dan


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Re: ------ adding a pci-e video card to a g5 mac

2011-08-03 Thread imrazor


On Aug 3, 10:55 am, rumble  wrote:
> hello
>
> i'd like to add an additional video card to my g5 mac, but it is pci-
> e.
>
> i see used pci-e video cards on ebay, but i don't know if they are pc/
> windows specific or not
> or if they can be run in a mac.
>
> can anyone suggest a specific brand or model to watch for?
>
> i just want something basic, nothing fancy or expensive.
>
> thanks
>
> ray b

I think your options are going to be very limited *adding* a video
card. For upgrades, there should be at least a few available on eBay
or perhaps LEM Swap. According to Everymac, the PCIe G5's only had one
16 lane PCIe slot, along with one 8 lane and two 4 lane slots. The
problem is that most graphics cards require a 16 lane slot, and
there's only one in your G5. That means replacing your existing card
would be theoretically simple, but adding would not be.

I believe there was an 8 lane PCIe card produced for the Intel Xserve,
though I doubt it would be usable in a PowerMac. Perhaps there was a
similar model for the Xserve G5??

Eric

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Re: Removing Heat Sink from Sonnet G4 upgrade card

2011-08-03 Thread rogerd095
On Jul 28, 5:07 pm, "ah...clem"  wrote:
> On Jul 27, 9:19 am, Maccountant  wrote:
>
> > Has anyone done this before? I purchased a Sonnet G4 1.8gz MDX for my
> > G4 single 1.25 MDD. It works fine but generates too much heat, even
> > with the built-in fan. I want to remove the heatsink and replace it
> > with an Apple copper one from a 1.45 G4 that I have but the Sonnet is
> > screwed in in a proprietary way. I contacted Sonnet but the guy just
> > said they attached it in such a way so customers won’t remove it. Big
> > help. Has anyone done such a thing and can tell me what kind of tool I
> > need?

One of the reviewers of the Sonnet Encore upgrade at 
claims to have replaced the Sonnet heatsink with the original
aluminium version,
so it seems it can be done.

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------ adding a pci-e video card to a g5 mac

2011-08-03 Thread rumble
hello

i'd like to add an additional video card to my g5 mac, but it is pci-
e.

i see used pci-e video cards on ebay, but i don't know if they are pc/
windows specific or not
or if they can be run in a mac.

can anyone suggest a specific brand or model to watch for?

i just want something basic, nothing fancy or expensive.

thanks

ray b

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Re: Topic: Removing Heat Sink from Sonnet G4 upgrade card

2011-08-03 Thread Geke
I’ve been looking around a bit, and my conclusion sofar is:
71 C/160 F is hot, but not too hot for most processors.

A little more detail: the max. temperature depends on the model; some
go over 80, others only up to 65.
Many have a safety switch that kicks in at a certain temperature to
avoid damage.
CPUs don’t break suddenly at high temperatures, but they age much
faster. So in practice it can certainly happen that a CPU (finally)
gives up at a time of high load.

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