Displaying a Summary of Interface Errors

Use the Interface Errors window to view a summary of interface errors that may have occurred on one or more interfaces. This information may be helpful in troubleshooting your network.

Field Descriptions

Ifc.# Inteface number associated with the interface.
Type Type of interface. Only the interface types associated with a particular model are displayed. For example, the VNswitch 900EE includes only VNBUS and Ethernet types (and optionally, VLAN), and does not display other interface types.

Following are the possible values of the Type field:

  • VNbus-Encapsulation
  • Ethernet/IEEE 802.3
  • Fast Ethernet (Copper MAU)
  • Fast Ethernet (Fiber MAU)
  • Fast Ethernet (No MAU)
  • FDDI
  • ATM LAN Emulation Client
  • ATM E Bridge Tunnel
  • ATM F Bridge Tunnel)
  • VLAN Interface
Input
Discards Number of packets received unsucessfully.
Errors Number of packets that were defective at the data link.
Unknown Protocol Number of packets received for an unknown protocol.
Flow Drop Number of packets received that are flow controlled on input.
Output
Discards Number of packets the module chose to discard rather than transmit due to flow control.
Errors Number of output errors inlcuding, for example, attempts to send data over a network that is down or that went down during transmission.