How to Check Software or Packages Version in Linux

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versionThere are a variety of software installed on linux and windows servers. In particular time, we are required to review and check the version of the software or packages that we have installed on any operating system. I have prepared a list command line on how to check the software and packages versions of linux CentOS operating system.

1. How to check postfix MTA version :

# postconf -d | grep mail_version
mail_version = 2.10.1
milter_macro_v = $mail_name $mail_version

2. How to check PHP version. The result will also shows ionCube loader if any :

# php -v
PHP 5.4.16 (cli) (built: Oct 31 2014 12:59:36)
Copyright (c) 1997-2013 The PHP Group
Zend Engine v2.4.0, Copyright (c) 1998-2013 Zend Technologies
    with the ionCube PHP Loader v4.7.5, Copyright (c) 2002-2014, by ionCube Ltd.

3. How to check PHP fast CGI version :

# php-fpm -v
PHP 5.4.37 (fpm-fcgi) (built: Jan 21 2015 11:13:07)
Copyright (c) 1997-2014 The PHP Group
Zend Engine v2.4.0, Copyright (c) 1998-2014 Zend Technologies
    with the ionCube PHP Loader v4.7.5, Copyright (c) 2002-2014, by ionCube Ltd.

4. How to check Nginx version :

# nginx -v
nginx version: nginx/1.8.0

5. How to check Nginx version and configuration options :

# nginx -V
nginx version: nginx/1.8.0
built by gcc 4.8.2 20140120 (Red Hat 4.8.2-16) (GCC)
built with OpenSSL 1.0.1e-fips 11 Feb 2013
TLS SNI support enabled
configure arguments: --prefix=/etc/nginx --sbin-path=/usr/sbin/nginx --conf-path=/etc/nginx/nginx.conf --error-log-path=/var/log/nginx/error.log --http-log-path=/var/log/nginx/access.log --pid-path=/var/run/nginx.pid --lock-path=/var/run/nginx.lock --http-client-body-temp-path=/var/cache/nginx/client_temp --http-proxy-temp-path=/var/cache/nginx/proxy_temp --http-fastcgi-temp-path=/var/cache/nginx/fastcgi_temp --http-uwsgi-temp-path=/var/cache/nginx/uwsgi_temp --http-scgi-temp-path=/var/cache/nginx/scgi_temp --user=nginx --group=nginx --with-http_ssl_module --with-http_realip_module --with-http_addition_module --with-http_sub_module --with-http_dav_module --with-http_flv_module --with-http_mp4_module --with-http_gunzip_module --with-http_gzip_static_module --with-http_random_index_module --with-http_secure_link_module --with-http_stub_status_module --with-http_auth_request_module --with-mail --with-mail_ssl_module --with-file-aio --with-ipv6 --with-http_spdy_module --with-cc-opt='-O2 -g -pipe -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m64 -mtune=generic'

6. How to check Apache version :

# httpd -v
Server version: Apache/2.4.6 (CentOS)
Server built:   Mar 12 2015 15:07:19

7. How to check Apache version and configuration options :

# httpd -V
Server version: Apache/2.4.6 (CentOS)
Server built:   Mar 12 2015 15:07:19
Server's Module Magic Number: 20120211:24
Server loaded:  APR 1.4.8, APR-UTIL 1.5.2
Compiled using: APR 1.4.8, APR-UTIL 1.5.2
Architecture:   64-bit
Server MPM:     prefork
  threaded:     no
    forked:     yes (variable process count)
Server compiled with....
 -D APR_HAS_SENDFILE
 -D APR_HAS_MMAP
 -D APR_HAVE_IPV6 (IPv4-mapped addresses enabled)
 -D APR_USE_SYSVSEM_SERIALIZE
 -D APR_USE_PTHREAD_SERIALIZE
 -D SINGLE_LISTEN_UNSERIALIZED_ACCEPT
 -D APR_HAS_OTHER_CHILD
 -D AP_HAVE_RELIABLE_PIPED_LOGS
 -D DYNAMIC_MODULE_LIMIT=256
 -D HTTPD_ROOT="/etc/httpd"
 -D SUEXEC_BIN="/usr/sbin/suexec"
 -D DEFAULT_PIDLOG="/run/httpd/httpd.pid"
 -D DEFAULT_SCOREBOARD="logs/apache_runtime_status"
 -D DEFAULT_ERRORLOG="logs/error_log"
 -D AP_TYPES_CONFIG_FILE="conf/mime.types"
 -D SERVER_CONFIG_FILE="conf/httpd.conf"

8. How to check 389 Directory version :

# /usr/sbin/ns-slapd -v
389 Project
389-Directory/1.3.3.1 B2015.118.1941

9. How to check installed packages :

# rpm -qa | grep 389
389-adminutil-devel-1.1.21-2.el7.x86_64
389-ds-base-libs-1.3.3.1-16.el7_1.x86_64
389-admin-1.1.38-1.el7.x86_64
389-ds-base-devel-1.3.3.1-16.el7_1.x86_64
389-adminutil-1.1.21-2.el7.x86_64
389-ds-base-1.3.3.1-16.el7_1.x86_64

10. How to check Bind named server version :

# /usr/sbin/named -v
BIND 9.9.4-RedHat-9.9.4-18.el7_1.1 (Extended Support Version)

11. How to check zimbra collaboration suites version :

# su - zimbra
$ zmcontrol -v
Release 8.5.0_GA_3042.RHEL6_64_20140828192005 RHEL6_64 FOSS edition.

12. How to check vsftp server version :

# /usr/sbin/vsftpd -v
vsftpd: version 3.0.2

13. To check OpenSSH client version :

# /usr/bin/ssh -V
OpenSSH_6.6.1p1, OpenSSL 1.0.1e-fips 11 Feb 2013

14. How to check mysql Client version :

# /usr/bin/mysql -V
/usr/bin/mysql  Ver 15.1 Distrib 5.5.41-MariaDB, for Linux (x86_64) using readline 5.1

15. How to check varnishd version :

# /usr/sbin/varnishd -V
varnishd (varnish-4.0.3 revision b8c4a34)
Copyright (c) 2006 Verdens Gang AS
Copyright (c) 2006-2014 Varnish Software AS

16. How to check logical volume manager (LVM) version :

# lvm version
  LVM version:     2.02.115(2)-RHEL7 (2015-01-28)
  Library version: 1.02.93-RHEL7 (2015-01-28)
  Driver version:  4.29.0

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