Hi Sarah, Please check this link below:
http://www.juniper.net/techpubs/software/nog/nog-interfaces/html/sonet-monitor35.html#1061396 I was asked JTAC for this case too. And he gave me this link.I think it's enough for the explanation. "Zhao, Wenmei (Sarah)" <[EMAIL PROTECTED]> wrote: Hi All, I have a Juniper CSTM1 PIC connected to a DMX. I am getting a lot of alarms periodically. The alarms can be cleared if I off-line/on-line the PIC. Any idea what could be the root cause? cstm1-5/0/0 link 0: Asserting SDH alarm(s) PLL LOS cau4-5/0/0 link 0: Asserting SDH alarm(s) HP-UNEQ HP-PLM cstm1-3/2/0 link 0: Asserting SDH alarm(s) PLL LOS e1-0/0/0:4 link 0: Asserting SDH alarm(s) TU-LOP Regards, Sarah Sarah Zhao http://www.geocities.com/redoakland/ _______________________________________________ juniper-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/juniper-nsp --------------------------------- Luggage? GPS? Comic books? Check out fitting gifts for grads at Yahoo! Search. _______________________________________________ juniper-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/juniper-nsp

