View real-time activity of the ISDN, T1, and E1 lines on the PortMaster.
Select a modem and use the Reset Counters button to restart incrementing values in PMVision only, not on the PortMaster. Use Restore Counters to restore these counters to their real-time values.
To view Lines simultaneously with other options in the PMVision tree, click New Window.
| PortMaster | IP address or name of the selected PortMaster. |
| Board ID | Number in a PortMaster 4, which matches the number of the slot that the board occupies. |
| Line | Line number (line0 through line<n>). |
| Status | State of the line---up or down. |
| Receive Level | Signal strength on the line, in decibels. |
| Blue Alarm | Number of blue alarms sent from the remote end of the connection. Blue indicates unframed all ones (1s) signal. |
| Yellow Alarm | Number of yellow alarms sent from the local end of the connection. Yellow indicates D4 bit2, D4 12th F-bit, or extended superframe (ESF) mode (framing) signal. |
| Carrier Loss | Number of interrupts resulting in loss of the carrier signal. |
| Sync Loss | Number of interrupts resulting in device loss of synchronization signal. |
| Bipolar Error | Number of bipolar errors---consecutive bipolar violations of the same polarity. |
| CRC Error | Number of errors in the CRC6 code words (ESF framing), or in the Ft framing bit position (D4 framing). |
| Multiframe Sync Error | Number of multiframe received out of synchronization. |