This chapter describes directions and notes about computer network maintainance and configuration. We welcome all suggestions for refining a replenishing of this topic.
Windows OS network tools
The software utilities listed below are always contained in
Windows OS and can be launched, for example, from the command line.
If launched without an parameter, or with the
/? parameter, then the optional help is displayed.
>ipconfig /all ... Displays IP protocols and Ethernet adapters configuration.
>route print ... Displays and processes network routing tables.
>arp -a ... Displays and configures IP to MAC (physical) address translation table. This table is used by the ARP protocol.
>tracert www.google.com ... Reports detailed information regarding the specific points on the path to the network target.
>netstat ... Displays current network connections and TCP/IP statistics.
"HOSTS" file:
There is a text file
hosts (without the extension) in the "
/Windows/system32/drivers/etc" folder. This file contains IP address mapping to host names. There is a possible of specify names for IP address manually. In this file there is always a line:
The universal address
127.0.0.1 always specifies this current computer. This address can also be replaced by the word
localhost. It is useful to edit this file manualy if you have the IP address (e.g.
121.47.0.15) of another computer that has no name in the current network.
If the following line is entered into the file, then the computer can be adressed by name (e.g.
promotic2):
