Ericsson LBI-39224 Manual do Utilizador descarregar pdf (Página 259)

LBI-39224

4-21

VFR = 0 (invalid frame received)

CRC = 0 (CRC check failed)

RAB = 1 (received frame was aborted from transmitting station)

U_FRMR Tx/Rx

A count of U-frame FRMR (frame reject) responses transmitted and

received.

S_REJ Tx/Rx

A count of S-frame REJ commands/responses transmitted and received.

T1 Polls

A count of polls issued to the remote station due to its failure to

acknowledge an I-frame, U-frame command, or polled S-frame

command within a given time limit. For channel B, this count also

includes the number of polls issued to all remote stations when no

messages have been transferred over the link after a given time interval.

Rx Queue Overflows

A count of received frames lost due to a full receive queue condition.

HDLC Channel B

In addition to the fields described above, the Channel B HDLC

statistics screen also contains information on up to eight Audio Boards

or T1/E1 Interface Cards (TEC) that may be assigned to the current

Controller Board. These fields display "Y" to indicate an active Audio

Board or TEC (a response is being received via the HDLC link), or "N"

to indicate an inactive Audio Board or TEC (no response is being

received via the HDLC link).

4.5.2 GSC Node Statistics

The (GSC) NODE STATISTICS dialog box displays various interface

module specific data.

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Ericsson LBI-39224 Manual do Utilizador Página 259