Panasonic DP-8020E, Service Manual

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451
SEP 2006
Ver. 1.0
DP-8020E/8020P/8016P
9.10. Troubleshooting from a PC
Troubleshooting is an art of seeking out the cause of a problem and eliminating the problem by managing of
eliminating the cause. No matter what the problem is on your network, the OSI Reference Model serves as
an excellent reference tool to help you locate the area of trouble.
One of the simplest tools available, is the DOS command-line prompt from your Windows PC.
Listed below are the most often used command-line prompts that you can use at the customer's network
PC. Some commands are available as an option for checking with more detail.
Note:
Before taking corrective action, you must check the physical connections or wiring first.
Command Sample Purpose
Ping Ping 192.168.1.30 Checking for physical connection between your PC and the target
destination
(192.168.1.30)
Ipconfig /all Ipconfig /all Checking for current network configuration (Host Name, DNS
server, IP address, Subnet Mask, Default Gateway, MAC address,
WINS etc)
For Windows 95/98/Me, please type “winipcfg” instead of
Ipconfig/all
Tracert Tracert 192.168.2.245 Checking for the datagram route between your PC and the target
destination
(192.168.2.245)
Netstat Netstat
Netstat -nr Active connection list
Active route for your subnet.
All special assigned IP addresses are also shown
Net view Net view Checking for the current file sharing Host Name
Nslookup Nslookup Checking for the DNS server IP address.
This command is available for Windows NT only.