You definately need to set the DSU and one location to line the other to internal. Also make sure you have you framing and coding correct, most common is B8ZS and ESF which are default if using Cisco's internal CSU/DSU
Dave Stephen Hoover wrote: > > I am working on point to point T1 install at a small office. The line > protocol keeps going up and down every 30 seconds and I cannot ping myself. > My keepalive timers are not incrementing. The telco provider says that they > are not providing the clock on this line and that we need to do so > ourselves. My condition remains the same whether I set my clock to line or > internal. The router on the remote end however seems to be ready to go when > they set their clock source to line. When they set to internal, the telco > provider sees framing errors on the line. > > Does it seem feasible that there is a clock source somewhere back towards > there end of the line that their router can receive and mine cannot? I am > working with the IT staff on the remote end of the link, but none of us seem > to have any idea where else to go with this problem. > > My system works fine when I put my DSU in local loopback and it works when I > put their DSU in remote loopback - so I *think* the hardware is sound. > > Any help is appreciated! > > Thanks, > Stephen Hoover -- David Madland Sr. Network Engineer CCIE# 2016 Qwest Communications Int. Inc. [EMAIL PROTECTED] 612-664-3367 "Emotion should reflect reason not guide it" Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=21862&t=21862 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
