I have 21 years of IT Networking & System administration as well as firewall implementation experiences with MNC companies in Singapore as well as 12 years of total experience in IT network, firewall and systems platform. Very good understanding and hands-on experiences on VPN technologies (IPSEC, PPTP, OPENVPN, SSL, site-to-site & remote access)
I am an experienced professional on the following grounds -
Linux (SuSe, Ubuntu, RedHat, CentOS, Debian, BSD, Fedora, Solaris)
Windows - NT4, 2000, 2003, 2008R2, 2012 R2 Server platform
Firewalls - IPTABLES, Cisco ASA, Fortigate, Juniper NS 25, CheckPoint, SonicWall, MonoWall, PFSense
Opensource application - Apache, PHP, MySQL, Perl (installation, configuration and integration) and most applications.
Routing Protocol - TCP/IP, BGP, OSPF, RIP, EIGRP
Mail Servers - Zimbra, Postfix, OpenWebmail, Qmail, Courier-IMAP
Email Deliverability - Sendgrid, Active Campaign, Sendy & AWS SES, Acoustic, JangoMail, Mailgun, Google Workspace, Office365,
DNS - Bind, TinyDNS, Windows DNS, Godaddy, Namecheap, Route53, Cloudflare, WHM/CPanel
Network Planning & Design (MS Visio)
Routers & Swithces (3Com, Cisco, HP, Alcatel)