Linux Server and Workstation Configuration How To

1. How to get Default Port Numbers

Tags: [network, port, number, linux, unix]  ...

2. Transfer of static routes to DHCP

...  # Usage: # make_classless_option(); # subnet the subnet address, 4 dot-separated numbers # mask the subnet mask length (e.g. /24 corresponds to 255.255.255.0, /8 corresponds to 255.0.0.0) ...

3. Internet gateway on FreeBSD

... the cache, and query with an answer will not be cached acl QUERY urlpath_regex cgi-bin \? # no_cache deny QUERY # cache memory cache_mem 256 MB # The directory for the cache, the number - ...

4. vi editor commands

...  Position with the line number 1G Go to the first line in file G Go to the last line in the file ^g Show a line number and state of the file Search pattern /pattern ...

5. HowTo setting up NFS server and client on FreeBSD and Linux

...  rsize = 32768, wsize = 32768, intr, noatime The number of clients and servers running on FreeBSD regulated through the parameter "-n" in the variables rc.conf: nfs_client_flags and nfs_server_flags ...

6. GNOME 2.30.1 release corrections

Released correcting release GNOME 2.30.1, which fixes errors found in this month since released GNOME 2.30.0. Also updated documentation and made a large number of updates in the translation. Next issue ...

7. wc

Command wc Displays the number of bytes, words and lines found in the file. Syntax wc [options] [files] Options -c displays only the number of bytes. -w only shows the number of words. -l ...

8. uptime

... the number of users in the system and the average system load over the last 1, 5, and 15 minutes.  ...

9. uname

... (eg, i586). -n displays the hostname of the machine. -p displays the processor type (usually unknown). -r displays the number of operating system release -s displays the name of the operating system. ...

10. tail

Command tail Displays the last few lines of the file. Syntax tail [options] file Options -N (where N - number) displays the last N lines. -n N (where N - number) displays the last N lines. -f ...

11. more

Command more Performs view text files. Syntax more [options] file_names Options +N (where N - number) displays the file, starting at the specified line number. +/pattern begins with a display ...

12. ldd

Command ldd ldd command displays the names of shared libraries required for execution. Syntax ldd [options] program Options -v displays the version number of ldd. -V displays the version number ...

13. kill

Command - kill Kill command sends a signal to the process. Syntax kill [options] id_process Options -Nsignal sends a specified signal (where Nsignal - the number or name). -l displays the number ...

14. head

Command head head command displays the first few lines of a file to standard output. Syntax head [options] file Options -n nline number of displayed rows. Description Displays the first line ...

15. gzip

... detailed output. -V displays the version number. Description The command gzip compresses files using the compression algorithm Lempel-Ziv LZ77. After compression gzip file replaces the original file ...

16. grep

Command grep grep command provides search in one or more files, lines that match the regular expression (search patterns). Syntax grep [options] pattern files Options -N (where N-number) displays ...

17. free

Command free free command displays the number of free and used memory in the system. Syntax free [options] Options -b displays the amount of memory in bytes. -k displays the memory size in kilobytes ...

18. dos2unix

... the team. -k destination_file preserves the creation date of the original file. -q suppresses the messages and warnings during the execution team. -V displays the version number. -c sets the conversion ...

19. diff

... the output through pr to pagination. -n like -f, but counts the number of changed lines. -r recursively compare files with same name in all subdirectories. -s said that the files are identical. -t ...

20. df

Command df df command displays the number of free and occupied space on all mounted filesystems systems. Syntax df [options] [filesystem] Options -a displays all file systems. -i displays information ...