H3C Technologies H3C Intelligent Management Center User Manual

Page 218

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196

{

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

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