Physical StatusPhysical Status
Alarm/Error StatusAlarm/Error Status
PCM framePCM frame
Use the PCM framePCM frame radio buttons to enable (OnOn) or disable (OffOff) the status of
the PCM frame.
Pattern typePattern type
Select the pattern to be inserted in the transmitted signal. Available patterns are
the same as the transmitter setup. Refer to Pattern type in "E1 Setup and
Status".
Touch 'Normal' or 'Inverse' pattern type.
Touching the 'ITU standard' button will apply ITU-T O.150 recommended
Pattern typePattern type for 140 Mbit data rates (PRBS 23 Inverse).
User patternUser pattern
User pattern field is enabled if Pattern type is set to User [32] bitUser [32] bit or User [2084]User [2084]
bitbit. Touch the User patternUser pattern field and use the launched Pattern EditorPattern Editor dialog box
to define the user pattern. Depending on the selected pattern type, different
user pattern setup options will be available.
The length can be any length from 1 bit to 32 bits or from 1 bit to 2048 bits.
55..77..33 Status InformationStatus Information
This section describes the status information available for the E4 layer in the
status area of the Ports SetupPorts Setup screen.
55..77..33..11 Status SummaryStatus Summary
The status summary displayed for the E4 layer consists of the following
information:
The topmost part of the status area gives you access to information about the
current physical status of the selected interface. A summary consisting of the
most relevant status indicators is displayed constantly. By touching the topmost
part, you can launch a display that contains the detailed status information.
The second part of the status area gives you access to alarm and error
information for the selected interface. The current status is indicated by the
lamp color.
A summary consisting of the most relevant alarm/error indications is displayed
constantly. By touching the second part, you can launch a display that contains
all alarms/errors.
55..77..33..22 Physical DetailsPhysical Details
Refer to Physical Details in "E1 Setup and Status". The nominal bit rate of E4 is
139 264 000 bps.
55..77..33..33 Alarms and ErrorsAlarms and Errors
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