L3-Routing and switching

2 weeks ago


tamil nadu, India Tata Consultancy Services Full time
Job Role - L3-Routing and switching
Experience Range: 6 to 10 years
Job Locations: Chennai
Job Description
Roles and responsibilities:
- CCNA(mandatory) /CCNP certification is preferred.
- Strong Understanding of Higher end CISCO switches and ISR routers (Nexus7K, 5K, 2K, Cisco 6500, 4500, 3750 and 2900) and Routers (4000, 7200,3800 and 2800).
- Should be able to handle complex Routing and Switching issues, route redistribution, IPSEC /Crypto issues, ·
- Preferred to have work experience and knowledge on VPC, VSS, HSRP/VRRP / Cisco ACI Leaf – Spine Design , Wireshark , Net flow, Good understanding of MPLS, GRE / SD-WAN Cloud. Knowledge/Hands-on of HP Aruba Switches.
- Experience of managing large scale network infrastructure and Data Centres in accordance to industry best practice.
- In depth knowledge of configuring and troubleshooting switching technologies like STP, VTP, GRE and IPSEC Tunnels , L2 and L3 best practices of Implementation Cisco Devices along with L2 Traffic Flow analysis.
- In depth knowledge of configuring and troubleshooting routing protocols including static, dynamic (BGP, OSPF and EIGRP) and PBR. · Preferable Knowledge on Firewall, Load Balancers, Wifi

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