Thanks Daniel, I'll try it on Monday and post the results... Tom -- Tom Keough, CCNP MCSE CCIE Candidate [EMAIL PROTECTED] ""Daniel Cotts"" wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > You need to have clocking internal on one end and line (default) on the > other. > atm clock INTERNAL > I don't have Caslow handy so don't know if the above is included in the > config. > Here's a working config between two 7500s. They are running 11.3 > > First end: > interface ATM6/0 > description Location AnyCo_North. Always node 4. > no ip address > atm clock INTERNAL > ! > interface ATM6/0.1 multipoint > description pvc to Data Center via fiber > ip address xxx.yyy.7.250 255.255.255.252 secondary > ip address 10.18.35.4 255.255.255.0 > atm pvc 1 0 35 aal5snap > map-group TGN > appletalk cable-range 35-35 35.4 > appletalk zone ATM > map-list TGN > ip 10.18.35.1 atm-vc 1 broadcast > appletalk 35.1 atm-vc 1 broadcast > ip xxx.yyy.7.249 atm-vc 1 broadcast > > Other end: > interface ATM12/0 > description Location AnyCo. Always node 1. > no ip address > ! > interface ATM12/0.1 multipoint > description pvc to AnyCo_North > ip address xxx.yyy.7.249 255.255.255.252 secondary > ip address 10.18.35.1 255.255.255.0 > atm pvc 1 0 35 aal5snap > map-group TGE > appletalk cable-range 35-35 35.1 > appletalk zone ATM > > map-list TGE > ip 10.18.35.4 atm-vc 1 broadcast > appletalk 35.4 atm-vc 1 broadcast > ip xxx.yyy.7.250 atm-vc 1 broadcast > > > > -----Original Message----- > > From: Tom Keough [mailto:[EMAIL PROTECTED]] > > Sent: Saturday, September 15, 2001 2:06 PM > > To: [EMAIL PROTECTED] > > Subject: Problem connecting 2 routers w/ATM OC3 int back to back > > [7:20061] > > > > > > Hello groupstudy, > > The problem is that when I configure and no shut the > > interfaces they just > > bounce between up and down every few seconds. I can put up a "loopback > > diagnostic" and ping each interface ok. I have connected a > > 3640 and a 2600 > > each with an ATM OC3 card back to back. I suspect I have not > > installed the > > two multimode fiber cables properly. I have searched CCO but > > can't find > > instructions for cabling the back to back configuration. I am > > using Caslow's > > book for the ATM configuration. > > > > I just read in the ATM section of the All-In-One CCIE Lab > > Study Guide about > > using one fiber cable for the back to back config vs. two > > cables to a switch > > but which cable to which jack?? I won't have access to my lab > > again until > > Monday or I'd be cable swapping right now. > > > > If anyone has any info on this I would greatly appreciate hearing from > > you... > > TIA, > > Tom > > > > -- > > > > Tom Keough, CCNP MCSE > > CCIE Candidate > > [EMAIL PROTECTED] > > Report misconduct > > and Nondisclosure violations to [EMAIL PROTECTED] Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=20085&t=20085 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
