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H3C Technologies H3C Intelligent Management Center User Manual

Page 218

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{

Tx Rate (Mb/s)—Transfer rate for the corresponding local mesh link.

{

Signal (dBm)—Signal strength at which the local mesh link transmits.

{

Noise (dBm)—Amount of radio interference (noise) in the radio signal path.

{

SNR (dB)—Relative strength of the remote radio signals versus the radio interference (noise)
in the radio signal path. In most environments, SNR is a good indicator for the quality of the

radio link between the local and remote nodes. A higher SNR value means a better quality
radio link.

{

Authorized—Indicates whether the remote node has authorized the local node.

{

Tx Packets (Packets)—Number of transferred packets through the local mesh link.

{

Tx Dropped (Packets)—Number of dropped packets by the local mesh link.

{

Tx Errors (Packets)—Number of errors during the transmission of packets through the local

mesh link.

{

Rx Rate (Mb/s)—Reception rate of the local mesh link.

{

Rx Packets (Packets)—Number of received packets through the local mesh link.

{

Rx Dropped (Packets)—Number of dropped packets by the local mesh link.

{

Remote MAC Address—Remote MAC address.

{

Encryption—Type of encryption used on the link.

{

Link to Master—Specifies whether the local mesh link is linked to master or not.

Bridge Status tab

Bridge List

{

Port—A unique ID assigned to a port. This ID cannot be changed. The last digit in the ID
corresponds to the port number used in the bridge forwarding table.

{

Port Status—State of the LAN port. Options are:

Listening—Initial state. Port is not forwarding packets, but listens for other bridges.

Learning—Bridge learns about other bridges on that port. Port is not forwarding packets.

Forwarding—Port is forwarding packets. Bridge is operational on the port.

Blocking—Port is not forwarding. A loop was detected in the bridging network.

{

Port Type—Type of port, such as LAN, Ethernet, UDP, and GRE.

Spanning Tree Protocol List
For definitions of these fields, see the following document, which is available on the Internet:

ANSI/IEEE Std 802.1D, 1998 Edition - Part 3: Media Access Control (MAC) Bridges.

{

Spanning Tree Protocol—Status of the spanning tree protocol.

{

Bridge ID—Bridge unique identifier.

{

Designated Root—MAC address of the root switch.

{

Root Path Cost—Cumulative cost of all links to reach the root switch.

Table 14

shows the root path cost values.

Table 14 Root path cost list

Bandwidth

STP cost value

4 Mb/s

250

10 Mb/s

100