[OT] Recommended Router Hardware

2007-08-06 Thread Samuel Bächler

Hi Everyone

I want to improve my home network. I have got a Laptop and an old 
desktop machine. I want to use the old desktop for server services such 
as web- and mail-sever.

I am connected to the ISP using a cable modem.

Question A:
Can someone recommend a router with the following properties:
-NAT
-port forwarding

Question B:
Is it possible to install FREESCO on top of a commercial router 
(hardware, e.g. linksys, netgear etc.)


Question C:
Any recommendations for Guides, HOWTOs about networking.

Question D:
Are there any mailing lists for conceptional discussions about Computers?

Cheers

Sam


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Re: [OT] Recommended Router Hardware

2007-08-06 Thread Douglas Allan Tutty
On Mon, Aug 06, 2007 at 04:07:00PM +0200, Samuel B?chler wrote:
 Hi Everyone
 
 I want to improve my home network. I have got a Laptop and an old 
 desktop machine. I want to use the old desktop for server services such 
 as web- and mail-sever.
 I am connected to the ISP using a cable modem.
 
 Question A:
 Can someone recommend a router with the following properties:
 -NAT
 -port forwarding

Use your old desktop machine, just give it a second NIC to go to the
cable modem.  Then install shorewall and read the shorewall-doc.  I
should clarify this a bit: how old is the desktop machine?  Debian now
needs at least a 486 and the installer needs 48 MB ram.  If the desktop
is a 386 or has less ram, then you'll need either NetBSD or OpenBSD (24
MB ram).

 
 Question B:
 Is it possible to install FREESCO on top of a commercial router 
 (hardware, e.g. linksys, netgear etc.)

What's FREESCO?

 
 Question C:
 Any recommendations for Guides, HOWTOs about networking.
 

debian-reference, linux-HOWTOs, shorewall-doc, harden-doc, man pages
(all available as debian packages).


 Question D:
 Are there any mailing lists for conceptional discussions about Computers?
 

If those computers run debian, this is it.

What you're wanting to do is something most of us do or have done.  Once
you get this router/firewall set up, you can put things like dnsmasq on
it.  

Enjoy,

Doug.


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Re: [OT] Recommended Router Hardware

2007-08-06 Thread Samuel Bächler
 I want to improve my home network. I have got a Laptop and an old 
 desktop machine. I want to use the old desktop for server services such 
 as web- and mail-sever.

 I am connected to the ISP using a cable modem.
 
 Question A:

 Can someone recommend a router with the following properties:
 -NAT
 -port forwarding


Use your old desktop machine, just give it a second NIC to go to the
cable modem.  Then install shorewall and read the shorewall-doc.  I
should clarify this a bit: how old is the desktop machine?  Debian now
needs at least a 486 and the installer needs 48 MB ram.  If the desktop
is a 386 or has less ram, then you'll need either NetBSD or OpenBSD (24
MB ram).


Well - it isn't that old. It is a Compaq Desktop EN, Pentium III with 
about 500MB RAM. But there is only one Ethernet-Connection which - I 
guess - can be solved by using a Hub or Switch, isn't it?


I now got a Linksys WRT54GL to which Eric Reymond refers to in Linksys 
Blue Box Router HOWTO[2].



Question B:
 Is it possible to install FREESCO on top of a commercial router 
 (hardware, e.g. linksys, netgear etc.)


What's FREESCO?


FREESCO is a NAT/firewall router/server based on Linux and runs on a 
single 1.44MB floppy[1].


S.


[1] http://sourceforge.net/projects/freesco
[2] http://www.tldp.org/HOWTO/Linksys-Blue-Box-Router-HOWTO/index.html


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Re: [OT] Recommended Router Hardware

2007-08-06 Thread Andrew Sackville-West
On Mon, Aug 06, 2007 at 07:30:22PM +0200, Samuel Bächler wrote:
  I want to improve my home network. I have got a Laptop and an old  
 desktop machine. I want to use the old desktop for server services such  
 as web- and mail-sever.
  I am connected to the ISP using a cable modem.
   Question A:
  Can someone recommend a router with the following properties:
  -NAT
  -port forwarding
 Use your old desktop machine, just give it a second NIC to go to the
 cable modem.  Then install shorewall and read the shorewall-doc.  I
 should clarify this a bit: how old is the desktop machine?  Debian now
 needs at least a 486 and the installer needs 48 MB ram.  If the desktop
 is a 386 or has less ram, then you'll need either NetBSD or OpenBSD (24
 MB ram).

 Well - it isn't that old. It is a Compaq Desktop EN, Pentium III with about 
 500MB RAM. But there is only one Ethernet-Connection which - I guess - can 
 be solved by using a Hub or Switch, isn't it?

no. to use a desktop machine as a router, you need two network
connections: one for the local network to attach to and one for the
internet at large. The computer then routes packets appropriately and
functions as a firewall. Its very simple to setup and if you are
already planning to have the machine on all the time as a fileserver,
certainly makes sense. There are some possible security issues because
in theory a process on the file server could be compromised and bring
down your whole network, but that is the case with any router. Having
the machine function as a file server means there are more processes
running than on just a dedicated firewall resulting in the possibility
of more vulnerabilities. I happen to think the risk is pretty minimal
with just a little care. 

Okay, yes, you would need a switch on the local side of the
machine... 


 I now got a Linksys WRT54GL to which Eric Reymond refers to in Linksys 
 Blue Box Router HOWTO[2].

That completely eliminates the need to do anything to the
fileserver. Just up it behind the firewall/router and be done with
it. 

A


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Re: [OT] Recommended Router Hardware

2007-08-06 Thread Kelly Clowers
On 8/6/07, Samuel Bächler [EMAIL PROTECTED] wrote:

snip

 I now got a Linksys WRT54GL to which Eric Reymond refers to in Linksys
 Blue Box Router HOWTO[2].

  Question B:
   Is it possible to install FREESCO on top of a commercial router
   (hardware, e.g. linksys, netgear etc.)
 
  What's FREESCO?

 FREESCO is a NAT/firewall router/server based on Linux and runs on a
 single 1.44MB floppy[1].

If you have a WRT54GL, and you want to use custom firmware, you
probably should use one of the disros designed specifically for it:

http://en.wikipedia.org/wiki/WRT54GL#Third-party_firmware_projects

I have never heard of freesco, and it seems to use kernel 2.0.39!
The WRT54GL firmwares use 2.4.x, AFAIK


Cheers,
Kelly


Re: [OT] Recommended Router Hardware

2007-08-06 Thread Kamaraju S Kusumanchi
Samuel Bächler wrote:

 Hi Everyone
 
 I want to improve my home network. I have got a Laptop and an old
 desktop machine. I want to use the old desktop for server services such
 as web- and mail-sever.
 I am connected to the ISP using a cable modem.
 
 Question A:
 Can someone recommend a router with the following properties:
 -NAT
 -port forwarding
 

I can vouch for Linksys WRT54G v 2. I dont know if the later versions are as
good as this. But this one does both the jobs you mentioned perfectly fine.
I also had a pretty bad experience with D-Link routers. The connection used
to drop after some time for no reason. However there are no such problems
with the wrt54g routers.

Another option is to get hold of some old hardware and build your own
router.

raju
-- 
Kamaraju S Kusumanchi
http://www.people.cornell.edu/pages/kk288/
http://malayamaarutham.blogspot.com/


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Re: [OT] Recommended Router Hardware

2007-08-06 Thread Ron Johnson
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1

On 08/06/07 11:22, Kamaraju S Kusumanchi wrote:
 Samuel Bächler wrote:
 
 Hi Everyone

 I want to improve my home network. I have got a Laptop and an old
 desktop machine. I want to use the old desktop for server services such
 as web- and mail-sever.
 I am connected to the ISP using a cable modem.

 Question A:
 Can someone recommend a router with the following properties:
 -NAT
 -port forwarding

 
 I can vouch for Linksys WRT54G v 2. I dont know if the later versions are as
 good as this. But this one does both the jobs you mentioned perfectly fine.
 I also had a pretty bad experience with D-Link routers. The connection used
 to drop after some time for no reason. However there are no such problems
 with the wrt54g routers.
 
 Another option is to get hold of some old hardware and build your own
 router.

Now you want the WRT54GL.  (Note the extra L, which means Linux.)
The WRT54G stopped using Linux in v5.0.

http://en.wikipedia.org/wiki/WRT54G

- --
Ron Johnson, Jr.
Jefferson LA  USA

Give a man a fish, and he eats for a day.
Hit him with a fish, and he goes away for good!

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Re: [OT] Recommended Router Hardware

2007-08-06 Thread Kamaraju S Kusumanchi
Ron Johnson :
 
 Now you want the WRT54GL.  (Note the extra L, which means Linux.)
 The WRT54G stopped using Linux in v5.0.
 
 http://en.wikipedia.org/wiki/WRT54G
 

Thank you Mr. Johnson for up-to-date information. The wikipedia link is
great.

raju

-- 
Kamaraju S Kusumanchi
http://www.people.cornell.edu/pages/kk288/
http://malayamaarutham.blogspot.com/


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Re: [OT] Recommended Router Hardware

2007-08-06 Thread Douglas Allan Tutty
On Mon, Aug 06, 2007 at 07:30:22PM +0200, Samuel B??chler wrote:
  I want to improve my home network. I have got a Laptop and an old 
  desktop machine. I want to use the old desktop for server services such 
  as web- and mail-sever.
  I am connected to the ISP using a cable modem.
  
  Question A:
  Can someone recommend a router with the following properties:
  -NAT
  -port forwarding
 
 Use your old desktop machine, just give it a second NIC to go to the
 cable modem.  Then install shorewall and read the shorewall-doc.  I
 should clarify this a bit: how old is the desktop machine?  Debian now
 needs at least a 486 and the installer needs 48 MB ram.  If the desktop
 is a 386 or has less ram, then you'll need either NetBSD or OpenBSD (24
 MB ram).
 
 Well - it isn't that old. It is a Compaq Desktop EN, Pentium III with 
 about 500MB RAM. But there is only one Ethernet-Connection which - I 
 guess - can be solved by using a Hub or Switch, isn't it?

Not if you want it to be a router.  Buy a NIC; cheap ones based on
Realtek cost about $10.  You have oodles of capacity for what you want.

 
 I now got a Linksys WRT54GL to which Eric Reymond refers to in Linksys 
 Blue Box Router HOWTO[2].
 

Never had one.  


 Question B:
  Is it possible to install FREESCO on top of a commercial router 
  (hardware, e.g. linksys, netgear etc.)
 
 What's FREESCO?
 
 FREESCO is a NAT/firewall router/server based on Linux and runs on a 
 single 1.44MB floppy[1].
 
 [1] http://sourceforge.net/projects/freesco
 [2] http://www.tldp.org/HOWTO/Linksys-Blue-Box-Router-HOWTO/index.html
 

Your firewall will need to be totally up-to-date.  If its a floppy
image, unless its up-to-date, I wouldn't trust it.

Doug.


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Re: [OT] Recommended Router Hardware

2007-08-06 Thread Andrei Popescu
On Mon, Aug 06, 2007 at 08:45:21AM -0700, Andrew Sackville-West wrote:

  Well - it isn't that old. It is a Compaq Desktop EN, Pentium III with about 
  500MB RAM. But there is only one Ethernet-Connection which - I guess - can 
  be solved by using a Hub or Switch, isn't it?
 
 no. to use a desktop machine as a router, you need two network
 connections: one for the local network to attach to and one for the
 internet at large. The computer then routes packets appropriately and

I've read somewhere that it can be done with one card, but it's very 
difficult to setup. Did you mean Deskpro EN? I've used one of those for 
the very same purpose with Coyote Linux (also runs from a floppy). But I 
put a cheapo Realtek based in one of the PCI slots (there are two if I'm 
not mistaken). It's own card is on-board.

Regards,
Andrei
-- 
If you can't explain it simply, you don't understand it well enough.
(Albert Einstein)


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Re: [OT] Recommended Router Hardware

2007-08-06 Thread David Brodbeck


On Aug 6, 2007, at 1:22 PM, Andrei Popescu wrote:


On Mon, Aug 06, 2007 at 08:45:21AM -0700, Andrew Sackville-West wrote:

Well - it isn't that old. It is a Compaq Desktop EN, Pentium III  
with about
500MB RAM. But there is only one Ethernet-Connection which - I  
guess - can

be solved by using a Hub or Switch, isn't it?


no. to use a desktop machine as a router, you need two network
connections: one for the local network to attach to and one for the
internet at large. The computer then routes packets appropriately and


I've read somewhere that it can be done with one card, but it's very
difficult to setup.


You can do it, by creating multiple IP aliases on the one adapter.   
There are some caveats, though.  For example, this likely won't work  
very well if you plan to do DHCP on your local network.  Other  
protocols that use IP broadcasts can also get confused or get into  
trouble.  Other than that, it isn't necessarily *harder* to set up,  
but it's more *confusing* to set up, if that makes sense.



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Re: [OT] Recommended Router Hardware

2007-08-06 Thread Douglas Allan Tutty
On Mon, Aug 06, 2007 at 01:49:08PM -0700, David Brodbeck wrote:
 On Aug 6, 2007, at 1:22 PM, Andrei Popescu wrote:
 On Mon, Aug 06, 2007 at 08:45:21AM -0700, Andrew Sackville-West wrote:
 
 no. to use a desktop machine as a router, you need two network
 connections: one for the local network to attach to and one for the
 internet at large. The computer then routes packets appropriately and
 
 I've read somewhere that it can be done with one card, but it's very
 difficult to setup.
 
 You can do it, by creating multiple IP aliases on the one adapter.   
 There are some caveats, though.  For example, this likely won't work  
 very well if you plan to do DHCP on your local network.  Other  
 protocols that use IP broadcasts can also get confused or get into  
 trouble.  Other than that, it isn't necessarily *harder* to set up,  
 but it's more *confusing* to set up, if that makes sense.

If this box is going to be a firewall, even with IP aliases, isn't this
an issue?  Is there no way for an attack to bypass the level 3 router by
doing something at a lower level?

Anyway, its too confusing to me, especially if its only to save buying a
cheap NIC.

Doug.


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Re: [OT] Recommended Router Hardware

2007-08-06 Thread David Brodbeck


On Aug 6, 2007, at 2:06 PM, Douglas Allan Tutty wrote:
If this box is going to be a firewall, even with IP aliases, isn't  
this
an issue?  Is there no way for an attack to bypass the level 3  
router by

doing something at a lower level?


Someone local to one of the two networks could send packets onto the  
other.  So yes, this hurts the security of your firewall.





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Re: [OT] Recommended Router Hardware

2007-08-06 Thread Alex Samad
On Mon, Aug 06, 2007 at 12:59:42PM -0400, Kamaraju S Kusumanchi wrote:
 Ron Johnson :
  
  Now you want the WRT54GL.  (Note the extra L, which means Linux.)
  The WRT54G stopped using Linux in v5.0.
  
  http://en.wikipedia.org/wiki/WRT54G
  
 
 Thank you Mr. Johnson for up-to-date information. The wikipedia link is
 great.
have a look at openwrt.org it is a distribution made for these devices, on 
their wiki they have a list of hardware and compatibilities 



 
 raju
 
 -- 
 Kamaraju S Kusumanchi
 http://www.people.cornell.edu/pages/kk288/
 http://malayamaarutham.blogspot.com/
 
 
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Re: [OT] Recommended Router Hardware

2007-08-06 Thread Samuel Bächler
Well - it isn't that old. It is a Compaq Desktop EN, Pentium III with about 
  500MB RAM. But there is only one Ethernet-Connection which - I guess - can 
  be solved by using a Hub or Switch, isn't it?
 
 no. to use a desktop machine as a router, you need two network

 connections: one for the local network to attach to and one for the
 internet at large. The computer then routes packets appropriately and


I've read somewhere that it can be done with one card, but it's very 
difficult to setup. Did you mean Deskpro EN? I've used one of those for 
the very same purpose with Coyote Linux (also runs from a floppy). But I 
put a cheapo Realtek based in one of the PCI slots (there are two if I'm 
not mistaken). It's own card is on-board.


You are right - it is a Deskpro EN.


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