Fluke Network Tester, Руководство пользователя

Страница: 45 / 102

Troubleshooting a Network Device
Verifying a Device’s Configuration
4
4-7
3. You can also find out what VLAN a device belongs to.
Press the Down
b
arrow key to locate VLAN
statistics, as shown in Figure 4-9:
ahn322s.bmp
Figure 4-9. VLAN Information
NetTool can provide information for up to five
discovered VLANS. This screen shows the VLAN’s
ID, its priority, frame counts, and the untagged frame
count. This information is updated every two
seconds.
You can monitor VLANs during a VoIP call to see
which ones are being used (see entries in the “VoIP
Logs” in Appendix B).
Identifying Network Resources
To find out what network resources are being used, select
Servers Used to display the Servers Used screen (Figure
4-10):
ahn14s.bmp
Figure 4-10. Servers Used Screen
This screen lists all servers, routers and printers that are
attached to the network by name or IP address, along with
MAC (Media Access Control) address, services provided
and encapsulation methods used.
Network resources can include the following: HTTP,
SMTP, POP, WINS, Nearest NetWare, DHCP and DNS
servers, CDP and VLAN, as well as the router gateway.