Bruce, Are you hearing noise or crackling? If you hear crackling, this is probably a timing problem. Make sure you setup your server to use your Bell T1 for timing source.
Stephan Monette Unlimitel Inc. Tel.: (877) 464-6638 Fax: (613) 482-1077 On 2011-02-18, at 8:27 AM, James Knott wrote: > Bruce N wrote: >> Issue with a Bell PRI left me with few bad channels that I thought is never >> possible with a digital link like PRI. > > What's at the other end of the PRI? > > The only things those alarm lights check are framing and bipolar errors. > They do not perform any data integrity checks. That's the responsibility of > the end devices. You can run Bit Error Rate Tests (BERT) to verify the line > is good. However, as you mentioned, line problems should cause random noise. > Noise on a specific channel would indicate it's coming from the other end. > Also, with a PRI, it's entirely possible that the various channels may be > connected to different end points. Regardless, the switching equipment > should be transparent and not introduce any noise. > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
