Cabletron Systems 42T 用户手册

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LOCAL MANAGEMENT
4-23
4.3.6  The DEVICE STATISTICS Screen
The DEVICE STATISTICS screen (Figure 4-9) displays ring information, 
isolating errors, and non-isolating errors. 
Figure 4-9.  DEVICE STATISTICS Screen
The following sections discuss the fields on the DEVICE STATISTICS 
screen and provide instructions for using them.
DEVICE STATISTICS 
The DEVICE STATISTICS counter mode field at the top of the screen 
(Figure 4-9 shows an sample screen in the TOTAL counter mode) displays 
the method used for compiling device statistics. The method is selected 
from the corresponding counter mode field located at the bottom of the 
screen. 
The
 MicroMMAC-T compiles and displays statistics from three separate 
counter modes:
ACCUMULATE: This mode lets you initiate a new statistic count for 
a specified time period (procedure described below).
DELTA: This mode automatically displays statistics describing 
network performance since the last screen refresh (3 to10 seconds).
    uMMAC-T Local Management                   Flash Image Version: 01.00.01
                          DEVICE STATISTICS (TOTAL)
  
                                          RING INFORMATION
        Frames Received: 4572          Active Monitor Addr: 00-00-B8-28-08-54
        KBytes Received: 10157                  Ring Status: Normal
        Errors Received: 0                     Ring Number: 0
          Beacon States: 0                Stations on Ring: 1
            Ring Purges: 2                   Ports Enabled: 0
 Active Monitor Changes: 1               Ring Speed (Mb/s): 4
       ISOLATING ERRORS               NON-ISOLATING ERRORS
            Line Errors: 0               Lost Frame Errors: 0
           Burst Errors: 0             Frame Copied Errors: 0
              AC Errors: 0          Rcvr Congestion Errors: 0
  Abort Transmit Errors: 0                    Token Errors: 0
        Internal Errors: 0                Frequency Errors: 0
                  [   TOTAL   ]                     [ REFRESH 3sec ]    RETURN