Crossover for a T1 is 1 to 4 & 2 to 5 on a RJ-45 or you could buy DTE / DCE
cables and eliminate the CSU/DSU all together. If you want to simulate
frame-relay connect router1 to S0 of router2 and router3 to S1 of router2
Make sure the DCE ends are connected to router2 if using crossover cables
config t
frame-relay switching
int s[#]
encapsulation frame-relay [ietf]
frame-relay intf-type dce
frame-relay interface-dlci [dlci #]
http://www.netfix.com
http://www.netfix.com/cgi-bin/quikstore.exe?page=sc9595.htm
> Do you have something to simulate Frame-Relay? I did not think you could
> simulate Frame-Relay going back to back with DSU's because the CO switch
> sends the LMI?
>
> You can connect (as I just learned the pinouts) the DSU's with a crossover
> cable (the one cisco gives you for console will work) if it is a 56K DDS
or
> 12 -45 on one end and 45-12 on the other (if I remeber right)
> crossover for T DSU
> > I have three cisco 2500 routers and two CSU/DSU.
> >
> > I would like to setup a lab to simulate FRAME-RELAY and also ISDN
clouds.
> >
> > My question is that possible and how should I connect the two CSU/DSU
back
> > to back.
> > Is there any particular thing I should be aware of?
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