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mahedi
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A skilled System & Network professional. Over 11+ years of working experience in the ICT sector in Bangladesh for different renowned organizations. Currently, He is working as a Sr. System Engineer (Data Center) and worked in different positions for 8 years in BdREN. Has been involved in the core development and operations of the BdREN. He has developed many useful tools and services for the operations of BdREN Networks. He has introduced the Educational Roaming Service (eduroam) in Bangladesh. He is also a freelance trainer for Linux system administration and conducts national and international training and workshop as a trainer. He has participated in different training and workshop programs home and abroad.

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 Systems Administration: Linux: Hands-on experience on advanced DNS System, Enterprise Mail (Qmail, Postfix, SendMail, Dovecot, Roundcube, DKIM, Anti-spam, Antivirus), Web, LDAP, DHCP, Squid Proxy, FTP, SAMBA, Radius, MySQL, Firewall, Telnet/SSH etc. Windows Server: Active Directory, DNS Server, IIS Webserver, Exchange Server, Group Policy, Firewall etc.

 Cloud Systems: Hands-on experience on HP Cloud Service Automation, HP Operation Orchestration (OO), HP SiteScope, HP Virtual Connect (VC Flex-10/10D, VC-FC), HP Cloud System Matrix Administration, HP 3PAecR StoreServ 10800, HP Data Protector, HP MSL6480 Tape Library, HP Blade Server (BL460c Gen8, DL380p Gen8) Administration

 Virtualization: Hands on experience on VMware vSphere 5.5, VMware vCenter Server, VMware Workstation, VMware Player and features like VMware vSphere Cluster, VMware High Availability (HA), VMware Distributed Resource Scheduler (DRS) etc. Virtual Box, Zen Server, Linux Virtualization (KVM, Qemu, OpenVZ)
 Network Monitoring & Management Tools: Cacti, Nagios, Observium, HP SiteScope, MRTG, perfSONAR, LibreNMS, NMIS-Network Management Information System, SmokePing, NetDOT, NetFlow, RANCID, Log Management, Ticketing Systems (OTRS, RT), Kibana 4 and Elastic Search and Wireshark etc.
 Campus Network Design: Experience on Campus Network Survey, Design (HLD & LLD), BoM preparation and Implementation
 Networking: IP Address planning, Sub-netting. The basic configuration of switches and routers e.g. VLAN, NAT, DHCP, STP. Configuring routing (static, default, RIP, OSPF, IGRP, EIGRP, i-BGP and e-BGP etc.) in IPv4 and IPv6. Hands-on experienced in MPLS network deployment with L3VPN, L2VPN, VRF, Route Reflector, and Traffic Engineering. Configure Wireless Controller with Radius authentication, Access point, and wireless router.

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