ZyXEL Communications OMC-2301, User Manual

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Chapter 5 System Status and Port Statistics
OMC-2301 User’s Guide
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5.2.3 Ethernet Port Details
Click a number in the Uplink Port column in the Status screen to display Ethernet port
statistics. Use this screen to check status and detailed performance data about an Ethernet
uplink port on the OLC-2301.
Loopback Control
Rx
This field displays the number of loopback packets received.
Frames Lost Due to
OAM Error
This field displays the number of frames lost due to OAM errors.
Alarm
BER This field indicates whether a Bit Error Rate (BER) alarm has occurred.
FER This field indicates whether a Frame Error Rate (FER) alarm has occurred.
Dying Gasp This field indicates whether a Dying Gasp alarm has occurred.
Errored Symbol
Period
This field indicates whether an Errored Symbol Period alarm has occurred.
Errored Frame This field indicates whether an Errored Frames alarm has occurred.
Errored Frame
Period
This field indicates whether an Errored Frames Period alarm has occurred.
Errored Frames
Second Summary
This field indicates whether an Errored Frames Second Summary alarm has
occurred.
OAM Link
Disconnection
This field indicates whether an OAM link disconnection alarm has occurred.
Bad Encryption Key This field indicates whether a bad encryption key alarm has occurred.
LLID Mismatch The OLT decides when and how long the ONU can transmit data based on
the registered ONU's RTT (Round Trip Time) and bandwidth request.
This field indicates whether or not an ONU sent packets in the wrong time
slot. This may happen when line quality is poor.
Poll Interval(s) The text box displays how often (in seconds) this screen refreshes. You may
change the refresh interval by typing a new number in the text box and then
clicking Set Interval .
Stop Click Stop to stop port statistic polling.
Counter Click Clear to reset the counters.
Table 9 Status: EPON Info: EPON Details (continued)
LABEL DESCRIPTION