Specifications

IPmux-11 Installation and Operation Manual Chapter 4 Diagnostics and Troubleshooting
Error Detection 4-5
Table 4-1. Event List (Cont.)
Event Description Corrective Action
LINE AIS END Line AIS state detected has ended None
LINE AIS START IPmux-11 has AIS (alarm indicator signal) state
on its E1/T1 port
Check for a fault at the PDH network,
on the receive direction
LINE FEBE END LINE FEBE state detected has ended None
LINE FEBE START IPmux-11 has LINE FEBE state on its E1/T1 port Check for errors in the E1/T1
connection on the transmit direction
LINE RAI END LINE RAI state detected has ended None
LINE RAI START IPmux-11 has LINE RAI (remote alarm
indication) state on its E1/T1 port
Check for a fault at the E1/T1
connectivity on the transmit direction
LOGIN VIA TERMINAL The unit was accessed via local terminal None
LOGIN VIA WEB The unit was accessed via Web browser None
LOGIN VIA TELNET The unit was accessed via Telnet None
LOF START IPmux-11 has a LOF (loss of frame) state
on its E1/T1 port
1. Check the E1/T1 cable
connection
2. Check all framing-related
parameters for E1/T1 interface
LOF END LOF state detected has ended None
LOS END LOS state detected has ended None
LOS START IPmux-11 has a LOS (loss of signal) state on its
E1/T1 port
1. Check the E1/T1 cable connection
2. Check input signal
PS ACTIVE IPmux-11 power supply unit is powered on None
SN ERRORS END
BUNDLE 1
Sequence Number ERRORS END
(see
Configuring the Bundle Statistic
Collection
below)
–
SN ERRORS START
BUNDLE 1
Sequence Number ERRORS START
(see
Configuring the Bundle Statistic
Collection
below)
• Check the Ethernet/IP network
• Increase jitter buffer size
SYSTEM USER RESET The user initiated software reset via the system
menu
None
UAS START Ten consecutive severely errored seconds were
detected
• Check physical interface
connections.
UAS END Ten consecutive seconds without SES were
detected
Configuring the Bundle Statistic Collection
You can set the interval for the bundle statistics collection, as well the statistics
threshold.

To configure the bundle statistic collection:
• From the Event Log menu (Figure 4-4), configure the following:
 Update bundle connection events: 1 sec, 1 min
 Bundle connection events threshold (a number of events that cause the
alarm to be initiated): 1–100.