There 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