Chapter 9 Manage remote hosts using the ssh service.

This chapter explains how to configure network parameters using the nmtui command, view network information through the nmcli command, and manage network session services, allowing you to quickly switch network operating parameters in different work scenarios, and how to manually bind a mode mode dual network card to achieve load balancing of your network.

This chapter also gives an in-depth introduction to the theoretical knowledge of SSH protocol and sshd service program, the remote management method of Linux system and the method of configuring service program in the system, and demonstrates the techniques of remote login using password verification-based sshd service program, as well as using screen service program to remotely manage the continuous session of Linux system.

Once the reader has mastered the contents of this chapter, he or she is fully equipped to manage the configuration of linux systems. And the subsequent chapters will be introduced a large number of practical service configuration content, the reader will use the knowledge learned in this chapter to configure, so that on the one hand, the reader can use in the production environment of most popular service programs have a broad and in-depth understanding, on the other hand, you can also master the appropriate configuration methods.