Linux – information gathering (part 4)

2017-10-08 von admin

This is the fourth part of Linux – information gathering.

Network

Find all available network connections.

In the following files you can find specific information about the desired network configuration.

You can find the configuration file for DNS resolvers here:

With the administration tool for IPv4/IPv6 packet filtering and NAT you can list all filters.

Show or set the system’s host name.

Show the system’s DNS domain name.

Connections

The command „lsof“ lists open files.

List port socket numbers of standard services.

The command „netstat“ or „chkconfig“ lists network connections

Cache

With „arp“ you can manipulate or display the kernel’s IPv4 network neighbour cache.

The following command displays existing routes.

 

Previous parts

Linux – information gathering (part 1)

Linux – information gathering (part 2)

Linux – information gathering (part 3)

Linux – information gathering (part 4)

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