InstaCarma boasts of an extremely skilled workforce, thanks to a lot of reasons like great training and a vast knowledge capital formed over several years. But the biggest reason perhaps is the fact that we're out and out technology enthusiasts, passionate about linux and system administration.

Operating systems : RHEL, CentOS, Fedora, Debian, FreeBSD, Windows 2000/2003 Server
Control panels : cPanel/WHM, Plesk, Ensim, DirectAdmin, Hosting Controller, Helm, LxAdmin, Webmin
Virtual Private Servers : Virtuozzo, OpenVZ, VMWare, Xen, HyperVM
Web Servers : Apache, IIS, Lighttpd, Mongrel, Nginx, Litespeed
Web application environments : PHP, Ruby, Ruby on Rails, Django, ASP, ASP.NET, ColdFusion, Perl, Python
Mail servers : Exim, Sendmail, Qmail, MS Exchange, Mail Enable, Courier
Database servers : MySQL, PostgreSQL, MS SQL, MS Access, Sqlite
Monitoring : Nagios, Monit, God, MRTG
Spam protection and antivirus : Spamassassin, spamd, Mailscanner, Mailfoundry, ClamAV, RBL checking
Backup : CDP (R1Soft), cpbackup
Scripting : Shell scripting, Perl
High availability hosting : Wed/database Clusters, load balancer Ultramonkey with heartbeat and ldirectord, Ganglia    
RoR and developer hosting specific skill set : Capistrano, Subversion, Git, Trac, Bugzilla, Collaboa, Django, Typo, Mephisto, TurboGears (Read in detail about our Ruby on Rails/ Developer Hosting support capabilities)
Virtuozzo VPS specific skill set summary : Administration using VZCC/VZPP and backend administration using vzctl, vzstat, vztop, vzmemcheck, vzcpucheck, vzcalc, vznetstat, vzbackup,vzrestore, vzmigrate, vzup2date, vzpkgcache, VPS firewall (normal mode and advanced mode), UBC and SLM.
Security skill set :

  • Firewalls such as APF and CSF
  • Intrusion detection and reporting systems such as BFD, LFD, Denyhosts, snort, tripwire, Logwatch
  • Vulnerability scanning of servers using Nessus, Nikto, chkrootkit and rkhunter
  • Kernel hardening
  • Security for apache (mod_security, mod_evasive)
  • Safe mode and open_basedir
  • Hardening sysctl.conf
  • Implementing SSH v2
  • Securing /tmp, /var/tmp and /dev/shm
  • Hardening PHP
  • SSL and stunnel
  • Portwatch and Port Monitor (PMON)
  • Hardening of DNS and mailserver

Read in detail about our security services

Networking knowledge :

  • Knowledge of TCP/IP layers (important protocols like DHCP and ICMP at the network layer, TCP and UDP at the transport layer, and various application layer protocols like HTTP, FTP, SMTP, POP and IMAP ) and common networking commands such as netstat, nmap, tcpdump,route,ifconfig etc.

Below we detail our expertise in the four pillars of popular hosting environments, namely, The Web, DNS, Mail and Database services (We've used apache, bind, exim/courier, and MySQL as reference)

Apache :

  • Installation and configuration of Apache, tuning it for optimum performance
  • Making server wide settings for apache as well as settings inside VirtualHosts
  • SSL installation and mod_ssl configuration with Apache
  • PHP installation with Apache as a DSO and CGI
  • Installing/configuring modules as a DSO
  • Installing PHP as CGI
  • Apache suexec setup and its working
  • Tweaking/installing Security modules such as mod_security, mod_evasive etc
  • Server Side Includes, .htaccess Configuration
  • Troubleshooting PHP, perl and CGI scripts
  • Safe mode and open_basedir
  • Redirects and rewrite rules

DNS :

  • Set up bind DNS server in master or slave configurations
  • Set up DNS zones and DNS records such as CNAME, A, MX, PTR
  • Setting up ndc and rndc and using that to intruct the DNS server
  • Management of DNS clusters
  • Fix issues with DNS server not starting up

Mail :

  • Setting up exim, spamd, spamassassin, Mailscanner, ClamAV
  • Troubleshooting email issues
  • Fixing SSL email issues

MySQL :

  • Installing MySQL server and client
  • configuring MySQL via my.cnf
  • Setting/resetting a root password
  • Troubleshooting server wide MySQL problems such as the missing socket error
  • Fix problems where their web application is not connecting to the database due to incorrect connection parameters
  • Creating database dump, and restoring database from dump
  • Using of mysqladmin to check the list of connections
  • Repairing crashed tables

Detailing our entire skill set would take up many more pages, as system administration is a very vast field and our skill set is the sum total of all the experience and knowledge gained working in this vast field for years. It is safe to say that we're experts of hosting technologies, and we would love to make all our expertise available to your company!

 

 
SERVICES :

24x7 Technical support
24x7 Server Management
Security Services
Advanced System Administration Services
Ruby on Rails services

DELIVERY MODELS : Customized delivery
models, including Dedicated Teams available
Details

CLIENT SUCCESS : We have a great track record of supercharging the growth of our clients' businesses.Read what they have to say about our services

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