SM Khiroul Bashar

System AdministratorFull Time

• Job Details: • Installed and Configured Linux based server like DNS, DHCP, Apache with PHP, Mail servers (SMTP & POP), FTP, Mysql server. • Network design and implementation for Eyeball Network’s test environment. • Configure and maintain different kind of NAT environment & linux Servers (PRC NAT, FC NAT, Symmetric NAT, UDP-BL environment and many others firewalls) • Windows Server 2008 and 2012 Active directory, Domain controller & root CA. • Microsoft Lync2010 and Lync2013 and Edge Server installation and Configuration. • Install, configure and maintain different SIP server (Asterisk, OpenSER, OpenSIP). • Install, configure Eyeballs and other standard XMPP, SIP, AFS and TURN server. • Design and manage the LAN, WAN and Eyeball’s Amazon EC2 cloud infrastructure. • Manage a team of system engineers and other quality assurance resources • Ensuring the smooth operation of the entire IT infrastructure. • IPv4 and IPv6 supported wire and wireless based network, VPN Tunnel. • Troubleshoot and support all engineers based on their requirement. • Configure and maintain different types of Cisco, Netgear and Asus routers and switch.