Indra Kumar C

• Worked as Technical Consulting Engineer for CISCO in which capacity i worked for various clients.
• Worked on configuration Best practices for ACI, Nexus and IOS.
• Worked for DBS Bank Singapore as Consulting Engineer where I
  performed Nexus, ACI and IOS security audits.
• Configured L2out, L3out based on clients requirement.
• Worked for Bangalore International Airport Limited as
  Consulting Engineer where I worked on CAP case and performed
• ACI security audits and configuration best practices for ACI.
• Performed ACI, Nexus upgrade.
• Worked on software life cycle management of Nexus and ACI.
• Worked on Field Notices checks for various customers.

Worked on hardware lifecycle management for DBS bank Singapore.

Major Activities Performed

• ACI, Nexus & IOS security audit as per STIG recommendation.
• configuration best practices recommendation for various clients.
• ACI migration.
• Worked of CAP case for Bangalore International Airport Limited and ASML netherlands.

• Managing and monitoring NSE DC Network for maintaining 100% uptime and the premises network consisting of more than 800+ users.
• Upgrading the recommended software of cisco IOS on different catalyst devices and NX-OS upgradation on nexus switches.
• Preparation and Implementation of plan of action related to network changes.
• Configuration of new routers and switches to be installed in the network and performing the hardening commands as per guidelines from SEBI & Cisco.
• Configuring of various network protocols such as OSPF, static routing, VRF, ACL, Mutlicasting, vlans, tacacs, VPC, port-security, STP as per the requirement of the client.
• Configuration of Multicasting for trading members and market watch users and troubleshooting the same in events of any issues.
• Checking feasibility and preparing the plan and configuring the switches for providing network connectivity to new servers and monitoring and troubleshooting of the same in case of any failures.
• I was a part of device upgrading activity of the floor LAN network and data center switches & routers which were end-of-support and the new devices installed are SDA compatible.
• Troubleshooting network related issues in NSE Trading, LAN & RO networks.
• Monthly mock and half yearly BCP Live activity are conducted. Role of our team is to switchover to DR site at Chennai and after completion of the Mock/BCP activity restore back the network to primary site at Mumbai. Any issues encountered are escalated appropriately and resolved.
• Performing monthly network contingency/failover testing of trading devices and other network related activities.
• Capturing & Analyzing IP Packet through Netscout (nGenius one) & Wireshark.
• Raising TAC cases with respective support teams of vendors in case of issues and replacing faulty devices with the received RMA, if any.
• Worked on Load balancers like Citrix Netscaler and NSX-T and performing health and network checks of the same.Worked as Technical Consulting Engineer for CISCO in which capacity i worked for various clients.

Major Activities Performed

• Replaced production Switches.
• Migrating servers from traditional setup to ACI.
• Migrating Scripts on Epsilon to Control-M.
• Co-coordinating with Vunet for setting up monitoring tool for WAN links.
• Establishing connectivity between NSE to MSE and BSE for interoperability.
• Worked in close co-ordination with ISP for new link implementation and bandwidth upgradation.
• Upgradation of IOS and NXOS in coordination with Cisco TAC.
• ACI Audits, Legacy to ACI migration.

• Monitoring Traffic of WAN Connections between different Circles using monitoring tools like Cacti and Network Node Monitoring with Nagios.
• Immediate Escalation to higher levels and Troubleshooting Based on the Issue.
• Performing Frequent Health Checkup and Taking Configuration Backup of Cisco Core Routers c7600, PE Routers c2800, Multilayer Switches Cisco 3560 Series, Field End Routers Cisco ASR 901 Series and ZTE Switches ZXR10 5952 Series.
• Manual switching of traffic towards a secondary route when necessary and Offloading of site traffic after analysis of OSPF Connectivity in respective nodes during outages and Excess Bandwidth Utilization.
• Preparing various Reports based on link utilizations and Performances of Core Devices including temperature and power consumption.
• Creating work plans for making configuration changes on Routers/Switches
  on a daily routine, based on Network connectivity by Raising
  PE (Planned Event) and CR(Change Request) over the Mail and following
  up for getting approval from Clients in different levels.
• Configuring ACL’s on Cisco Routers/Switches based on device vulnerability assessment done by network security team.
• Liaises with the necessary 3rd Party support groups to expedite incident resolution (when necessary).
• Troubleshooting of WAN Connectivity.
• Coordinating with senior level engineering group and site team for
  resolving all technical issues

Major Activities Performed

• Upgraded a total number of 840 Layer 2 Ethernet Sites with Layer 3 Technology.
• Load balanced traffic in around 120 total number of Bandwidths
• Replaced Chassis of Cisco Router c7600 and worked with SUP720 Module.
• (Supervisor Engine) and Line Cards in c7600 Routers and Upgraded IOS for CISCO
• Configured SNMP access for new Monitoring Tool Observium.

• Installation and Configuring EPABX intercom system.
• Laying down Network cable for various clients
• Configuring routers for internet connectivity.
• Configuring switches as per client requirements.
• Managing sales calls for EPABX and network devices