Hari Krishnan Email & Phone Number

Chennai Area, India

Chennai Area, India

Maintaining and troubleshooting the National Knowledge Network (NKN) WAN links across the Tamilnadu region.Configuring, Monitoring & Maintaining lease line like Department of Post (DOP), Central Government Health Schemes (CGHS), Pay and account office (PAO) and other central Ministry Department.Implementing Routing using Static, OSPF & Virtual Routing Forwarding(VRF). Responsible for configuring and troubleshooting Cisco routers and switches (… Show more Maintaining and troubleshooting the National Knowledge Network (NKN) WAN links across the Tamilnadu region.Configuring, Monitoring & Maintaining lease line like Department of Post (DOP), Central Government Health Schemes (CGHS), Pay and account office (PAO) and other central Ministry Department.Implementing Routing using Static, OSPF & Virtual Routing Forwarding(VRF). Responsible for configuring and troubleshooting Cisco routers and switches ( GSR12410,ASR9010,ASR1002,3925,1941,1841,C6500,C3750,ME3800,c2960-s,2960,2950 series).Implementing VLAN across the server & client Forms.Monitoring Servers and Networks Includes various trunk links, Point to point links Using WHATSUP GOLD & CA Spectrum.Monitoring Network bandwidth utilization by using MRTG(Multi Router Traffic Grapher) Instrumental in attending to & resolving complaints / queries on network-related issues raised by customers.Co-ordination with Department Of Telecomm (BSNL, Railtel, Power grid, Airtel & Tata) for Implementing and maintaining MPLS and Point to Point Leased Circuits.Monitoring and maintaining around 200 Leased lines 2 MBPS, 34 MBPS, and 100 MBPS,1 GBPS & 10 GBPS.Troubleshooting IP link related issues like link failure, Configure mismatch, latency, packet drops.Remote Administration Through – SSH, Telnet, Putty and Team viewer. Configured ACL to Ensure genuine Show less

Chennai Area, India

Handling all the escalated call from IBM Helpdesk. Non Critical Assets managementCo-coordinating all the onsite Engineers.Maintaining the SLA Reports, Call Log ReportsInstallation, Assembling and troubleshooting Computer Hardware’s.Installing and Configuring Printers and Scanners. Troubleshooting its Issues.Windows XP, win7, win8.win8.1 OS installation and troubleshooting. Driver Installation andConfiguration.Application Software’s and Antivirus Updating and… Show more Handling all the escalated call from IBM Helpdesk. Non Critical Assets managementCo-coordinating all the onsite Engineers.Maintaining the SLA Reports, Call Log ReportsInstallation, Assembling and troubleshooting Computer Hardware’s.Installing and Configuring Printers and Scanners. Troubleshooting its Issues.Windows XP, win7, win8.win8.1 OS installation and troubleshooting. Driver Installation andConfiguration.Application Software’s and Antivirus Updating and Maintenance.System Security, Users Based Permission & Restrictions and Backup.Setting up LAN, WAN and Maintenance. Troubleshooting Network & Internet issues.Configuring Modem, Wireless Router and Forming Wireless Networks.Provide Training and Technical support to customers.Preparing Monthly work Status Report. Show less

Chennai Area, India

Computer Assembling And MaintenanceTroubleshooting in Software Problems, PC Hardware, Laptop, And Printers.Installation of Windows – XP, Vista, 7, 8, 8.1 Operating Systems.Expertise in Network Administration; Installation And Configuration of System, Maintenance, Troubleshooting And Network User Management with Expertise in Installation, Up gradation Configuration In Network.Installation of Antivirus and Knowledge in Network Layers, Protocols, Topology, Networking… Show more Computer Assembling And MaintenanceTroubleshooting in Software Problems, PC Hardware, Laptop, And Printers.Installation of Windows – XP, Vista, 7, 8, 8.1 Operating Systems.Expertise in Network Administration; Installation And Configuration of System, Maintenance, Troubleshooting And Network User Management with Expertise in Installation, Up gradation Configuration In Network.Installation of Antivirus and Knowledge in Network Layers, Protocols, Topology, Networking Devices.Configuring the TCP/ IP, DNS, DHCP, POP3, SMTP and IMAP Protocols.Installing, Configuring and Troubleshooting Of Network Printer .Client to Server Network IssuesWorking knowledge In Lan, Wan and Wireless Formation.Configuring MS Outlook and Take the Backup of E-mail.. Show less

Diploma In Computer Science, Computer Engineering

High School

Engineer’S Degree, Computer Science