3Com 4.2.2 manual Path Assistants for, Identifying, Connectivity, Performance Problems

Models: 4.2.2

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6-6CHAPTER 6: NETWORK TROUBLESHOOTING TASKS

To unify the split VLANS:

Check that all the LAN Emulation Configuration Servers have the

 

same LAN that is displaying the split.

 

Using the Network Management Station, move the ports displayed in

 

the primary VLAN to a temporary VLAN. Move the ports from the

 

temporary VLAN into the backup VLAN.

 

Empty ELANS in the network are indicated with a brown color key.

 

 

Path Assistants for

You can use the ATM and VLAN Management Path assistants to display

Identifying

the paths ATM devices and between network elements that are part of

Connectivity and

LAN Emulation.

Performance

 

Problems

 

LE Path Assistant

The LE Path Assistant allows you to select any two LE Clients or two LAN

 

segments and to obtain the following information:

 

Address resolution through the LE Server

 

Control distributed path (direct)

 

Multicast forward addressing through the BUS

 

Data direct path

 

The Path Assistant displays the corresponding segment, its proxy client, its

 

LE services ATM address, and assists in verifying that the connections are

 

viable.

 

To access the LE Path window, in the Topology Browser, click on two ATM

 

Switches and then click on the Path icon.

ATM Path Assistant The ATM Path Assistant allows you to select any to ATM UNI or NNI endpoints across the network and to see the physical path as well as the VCCs established between the two endpoint. The following information can be obtained from this assistant window:

The physical path including all the intermediate switch nodes and the physical link between them

The ports at the ends of the physical links

The VCCs established between the end points

Page 184
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3Com 4.2.2 manual Path Assistants for, Identifying, Connectivity, Performance Problems, LE Path Assistant