[TriLUG] OT: Connecting a Cisco router to a Linux box

Jon Carnes jonc at nc.rr.com
Thu Dec 25 20:54:32 EST 2003


Phillip,

I play/program Cisco's all the time. If you can handle a OpenBSD or
Linux router then you can handle the Ciscos easily - once you learn the
command structures for getting the tasks done.

I found this site to be a good reference:
http://www.cisco.com/en/US/products/sw/iosswrel/ps1831/products_configuration_guide_chapter09186a00800d97f9.html#1000929

<beware the wrap around...>

Jon Carnes

On Thu, 2003-12-25 at 20:33, Phillip Rhodes wrote:
> Merle Watts wrote:
> > If it works like i think it should you probably need do connect to the
> > console port for initial configuration.  Get a serial to ethernet
> > adapter to plug into the serial port on the computer.  And a rollover
> > cable to connect to the console port.  You need a terminal program to
> > connect through the console port. Dont know what is used with Linux but
> > hyperterminal is used in windoze.  
> > 
> 
> Merle,
> 
> Thanks for the reply, but that part I already know about.  I made myself
> an RJ-45 to DB-9 cable from an old modem cable and can connect to the
> Cisco's console and login...
> 
> What I was really wanting to know about, is a way to actually send 
> traffic back and forth using the router, despite the fact that it 
> doesn't have two Ethernet interfaces...  that is, a way to connect
> a PC (or something) to the WAN side of it and simulate a WAN connection
> so I could actually experiment with routing traffic with it.
> 
> After reading the responses here, doing some google searching, checking
> prices on WAN interface cards, etc., I think I've decided what I'm going
> to do.  I'm probably going to buy another cheap Cisco (or two)off of 
> E-bay (I found a few that can be had for a little over $100.00) and
> probably connect the two Ciscos serial -> serial, ie a "back to back"
> connection.  If I understand correctly from what I'm reading this
> configuration will allow me to do everything I'll need to do.
> 
> On a related note.. if anybody on the list has any old Cisco equipment
> they want to sell cheap, let me know...  I don't need anything fancy,
> since it's not for production, but just something to experiment / study 
> / learn with...  And I'd just as soon give my money to somebody local as
> somebody on E-bay.
> 
> TTYL,
> 
> Phil
> 
> 




More information about the TriLUG mailing list