[leaf-user] hardware requirements bering router 100 mbit+

2003-02-18 Thread Ronny Aasen
hello

I have been using bering for adsl /wireless routing a long time, and
it's as stable as a rock.

But i am now going to setup a DMZ for services. this will be on a 100
mbit switched network

and it might become a 1000 mbit switched network in a year or so.

what i am wondering is.


what kind of hardware will i need to saturate a 100 mbit switched
network.

using bering, 2 nics and no vpn or masquerading this is pure routing.

btw: can bering support ospf protocol ? 

mvh
Ronny Aasen









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Re: [leaf-user] hardware requirements bering router 100 mbit+

2003-02-18 Thread Charles Steinkuehler
Ronny Aasen wrote:

what kind of hardware will i need to saturate a 100 mbit switched
network.

using bering, 2 nics and no vpn or masquerading this is pure routing.


A decent pentium class system should be capable of saturating a couple 
100 MBit links.  You will need to use server class PCI NIC's (like the 
 DEC based cards using the tulip driver, or the 3COM 3C905...I've heard 
good things about the Intel based cards as well, but haven't tried them 
personally).  You'll also want a good PCI chipset (hard to quantify 
without getting into lots of low-level hardware details).

As a general rule of thumb, processing a packet takes a fairly fixed 
amount of CPU, so if your saturated 100 Mbits of traffic is lots of 
small packets, you'll need more CPU than if the traffic is mainly large 
packets for bulk transfers.

I think anything over a P133/166 should work fine, and something like a 
P-2 or P-3 system with a BX chipset (or better...anything with a 100 MHz 
FSB) would give you quite a bit of headroom.

--
Charles Steinkuehler
[EMAIL PROTECTED]




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Re: [leaf-user] hardware requirements bering router 100 mbit+

2003-02-18 Thread Ronny Aasen
On Tue, 2003-02-18 at 15:07, Charles Steinkuehler wrote:
 Ronny Aasen wrote:
  what kind of hardware will i need to saturate a 100 mbit switched
  network.
  
  using bering, 2 nics and no vpn or masquerading this is pure routing.
 
 A decent pentium class system should be capable of saturating a couple 
 100 MBit links.  You will need to use server class PCI NIC's (like the 
   DEC based cards using the tulip driver, or the 3COM 3C905...I've heard 
 good things about the Intel based cards as well, but haven't tried them 
 personally).  You'll also want a good PCI chipset (hard to quantify 
 without getting into lots of low-level hardware details).
 
 As a general rule of thumb, processing a packet takes a fairly fixed 
 amount of CPU, so if your saturated 100 Mbits of traffic is lots of 
 small packets, you'll need more CPU than if the traffic is mainly large 
 packets for bulk transfers.
 
 I think anything over a P133/166 should work fine, and something like a 
 P-2 or P-3 system with a BX chipset (or better...anything with a 100 MHz 
 FSB) would give you quite a bit of headroom.

In other word i can't buy such prosessors anymore...
I'v been using VIA's C3 a lot lately, since it don't need a cpu cooler,
i guess i'll stick to that.

and i have quite a lot of 3c905's around.

Now i just need a fanless psu

thx for the quick replies :)

mvh
Ronny Aasen
Datapart AS



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