This document discusses software installation and configuration of Linux services including RPM packages, YUM, DNS server, and Apache web server. It provides instructions on installing software using RPM and YUM, configuring BIND as a DNS server, and setting up an Apache web server. Key steps include installing software, editing configuration files, starting and enabling services, and testing the DNS lookups and web pages.

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5. You can uninstall a package just as easily

6. the package can contain information about what else it needs to work properly

8. rpm -qd httpd list all documentation files in the httpd package rpm -qc httpd list all configuration files in the httpd package rpm -qi httpd display information about the package rpm -V httpd verify that the httpd package is correctly installed rpm -qf /etc/passwd determine which package the /etc/passwd file belongs to

10. library y must be in place

11. if library y isn’t there, you must obtain an install it separately

12. finding library y can be hard

15. Do entry in repo file by following method: [software name] baseurl=file:///pakage path gpgcheck=0

18. Allows machines to be logically grouped by domain names

22. The root servers refer to the DNS server for that domain (in case the domain is a top level domain) or the Country Root Server (in case the domain is country level domain).

28. command cd /var/named

29. Copy the localhost.zone file into the forward file

30. command cp localhost.zone forward

31. Copy the named.local file into the reverse file

33. chgrp named forward

34. chgrp named reverse

38. Fourth: Starts the following services Comm. Service named start Permanently server on Comm. chkconfig named on Fifth: Lookup the server: comm. nslookup address (forward) nslookup ip address (reverse)

39. Lookup of www.gecj.ac.in Reverse lookup of 172.24.0.254

40. Look up of kuldeep.gecj.ac.in Reverse lookup of 172.24.0.254

43. Virtual hosting allows one Apache installation to serve many different actual websites. For example, one machine with one Apache installation could simultaneously serve www.example.com, www.test.com, test47.test-server.test.com, etc.

49. Set document root where your index page is save

50. Set server name which open this page

51. Set Document Root where your Web pages are saved

54. www.gecj.ac.in

56. kuldeep.gecj.ac.in