About

Nitin Chauhan is a Technical Consulting Engineer II-Security at Cisco with over 2 years of experience in cloud security, routing, and switching. He is open-minded and always willing to learn new technologies to contribute to an organization's success. Nitin is knowledgeable and qualified in configuring and maintaining enterprise communication networks and adept at monitoring network performance and supporting network operations. He holds multiple certifications including CCNA-RS, CCNP-RS, CCIE-RS, Cisco & Viptela SD-WAN Certifications, ZCCA-IA, and RHCSA. Currently, Nitin is working as a Cloud Security Engineer II at CSS CORP, where he is responsible for network incident and change management, network configurations, cloud security, and network integration management. He possesses excellent customer handling and communication skills, both verbal and written. Nitin has expertise in IP data layer 2 & 3 networks (LAN/WAN), OSI model, IPv4/ IPv6, FTP, SMTP, TCP/IP, UDP, HTTP/HTTPS, DNS, DHCP, ARP, IP-subnetting, SSL, TLS, DTLS, PPPoE, NAT/PAT, CDP/LLDP, PPP/HDLC, routing protocols (EIGRP, OSPF, BGP, MP-BGP, BFD), route map, ACL, CoPP, SPAN, RSPAN, ERSPAN, inter-VLAN routing, 802.1Q/ISL, switching (STP, RSTP, MSTP, STP protection, VLAN, DTP, VTP, HSRP, VRRP, GLBP), Ethernet channel L2&L3, PAGP, LACP, IP MPLS-VPN services, VRF, VPN (GRE, DM-VPN, IPSEC), IP-SLA, RMON, NetFlow, NTO, QoS, software-defined networks: Cisco & Viptela SD-WAN, LINUX/UNIX, PYTHON, and working with software like PRTG (Network Monitoring Tool), SOLAR-PuTTY, CISCO PACKET TRACER, EVE-NG, GNS3, WIRESHARK, TCPDUMP, WinMTR, Fiddler, Zscaler Analyser, Packet Sender, VPN Access Manager. Nitin is proficient in analyzing customer logs through jump servers and has experience in Zscaler client connector, Zscaler traffic forwarding, and authentication (SAML, Ker