Below illustrates the FEBE and B3 errors we're seeing on router A and router B of an OC48. Any thoughts?
PATH
AIS = 0 RDI = 0 FEBE = 480 BIP(B3) = 284881
PLM = 0 UNEQ = 0 TIM = 0 TIU = 0
LOP = 0 NEWPTR = 0 PSE = 0 NSE = 0
Active Defects: B3-TCA
Active Alarms: B3-TCA
Other tests:
router A#traceroute <IP Address> (router B)
Type escape sequence to abort.
Tracing the route to router B (<IP Address>)
1 router B (<IP Address>) 20 msec * 20 msec
PING
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to <IP Address>, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 16/19/20 ms
router A#ping <IP Address>
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to <IP Address>, timeout is 2 seconds:
.!!!!
Success rate is 80 percent (4/5), round-trip min/avg/max = 16/19/20 ms
router A#ping <IP Address>
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to <IP Address>, timeout is 2 seconds:
...!.
Success rate is 20 percent (1/5), round-trip min/avg/max = 16/16/16 ms