Posted in: Linux, Unix

All you need to know about User Management in Linux

A group is a set of users to whom a name is assigned. For example, group of ‘students’, ’employees’, ‘actors’, ‘developers’. A user can be part of one or multiple groups. In unix, all users are part of at least one group, called the user’s primary group. – /etc/passwd file :- In unix you will […]

Posted in: Linux, Networking, Unix

Networking Performance Troubleshooting in Linux

– ping : This command is used to test network connectivity. It sends a 32 bytes ICMP (Internet Control Message Protocol) packet to the destination host. If the destination host is unreachable due to any issue, you will notice packet loss. ping is also used to check the network latency as it shows the RTT(Round Trip […]

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