that started with the 12.x releases, I believe. in 11.x one could enter the clockrate on a DTE interface, but the command would not show up in the running config. Later, if one were to plug a DCE cable into that interface, the clock rate command magically appeared! Cisco seems to be taking the real fun out of the IOS with the 12.x releases.. :- > Thanks Tim, that was great! > > So, a special db60-db60 cable can be used for back-to-back connections, and > will work as long as one router is set to be the DCE and provide a > clockrate. Does this cable have any special pinouts or anything? Is there > a diagram somewhere? Did a search on google, no luck tho! > > Also, would a setup with two V.35 cables (one male, one female) connected > together between two routers work in the same way? > > Thanks for your help! > > Sam. > > ----- Original Message ----- > From: "Ouellette, Tim" > To: > Sent: Thursday, October 25, 2001 9:49 PM > Subject: RE: DTE/DCE explanation please [7:24071] > > > Sam, > > > > "the whole DTE/DCE" thing is related directly to where the clocking comes > > from. In a "typical" wan, the clocking to your router's serial port comes > > from an external CSU/DSU that your carrier may provide. Therefor, the > > carried is the DCE and your router is the DTE. In a home environment, if > > you have your routers connected via a db60->db60 cable, one of those > routers > > needs to supply the clock rate. Check your cable because one end is > > probably labelled as DCE and the other DTE. If it's not, trying using the > > "show controller serial x" and that should tell you the type that is > plugged > > into it. On the DCE side of that connected link, you need to use the > "clock > > rate" command to supply clocking to the other side. > > > > I don't think there is a "DTE cable" I believe it's more of you order the > > proper pin size (db60 on 2500's and db60 or db50 on the 4000's) for each > > side. > > > > Hope that helps. > > > > Tim > > > > > -----Original Message----- > > > From: Sam Deckert [SMTP:[EMAIL PROTECTED]] > > > Sent: Wednesday, October 24, 2001 10:54 PM > > > To: [EMAIL PROTECTED] > > > Subject: DTE/DCE explanation please [7:24071] > > > > > > Hello, > > > > > > Could someone kindly explain the whole DTE / DCE thing in relation to > > > setting > > > up a home lab and using routers back to back? > > > > > > I believe that DTE is male and DCE female, but what are the other > > > differences? > > > > > > When connecting a router to a CSU/DSU, would you always order a DTE > cable? > > > > > > Thanks for any help anyone can provide! -- David Madland Sr. Network Engineer CCIE# 2016 Qwest Communications Int. Inc. [EMAIL PROTECTED] 612-664-3367
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