Vipul Vashistha

# Working for Data Center IP network infrastructure projects for UK clients. # Solutions/Design, implementation/deployment/testing and support for Cisco DC ACI network infra projects. # Routing & switching, SDN network underlay/Overlay Cisco ACI and VMware NSX-T, DC Fabric, Spine, Leaf, Border Leaf, Leaf, Load Balancers F5-GTM, LTM, Network Security (NSX-T DFW), Cisco SDN ACI Nexus-9K,ACI 16x-13x, APIC 6.x,5.x,4.x,3.x), ISN-Cisco 9504, MSO/NDO, Nexus NX-OS, DC Edge Cisco NCS,Change MOP, Cisco DC migration, ACI Fabric, VxLAN, EVPN, VRFs, L2/L3out, Tenant, EPGs, BDs etc.

# Provided Solutions for IP Network Infrastructure (Cloud -AWS, VPNs, IP/MPLS, Carrier Ethernet) # Conducted trainings on different topics in IP networking (Load Balancer-F5, Cisco/Juniper-Routing, Switching and ASA Firewall) # Worked on Virtualization technologies (VMware) # Remote work (Global)

Dimension data (NTT group) is major SI and channel partner for Cisco. DD also has solution partnership with other network vendors (F5, A10, Arista, Infoblox, Riverbed, Palo Alto, Fortinet,Allot etc.) # Associated with telco and enterprises as trusted solution partner. # Prepared Solution document based on customer requirements. # Prepared HLD/LLD document (based on solution discussions) # Contribution for RFI and RFP work. # Participated in Customer workshop, PoC and Customer Lab testing. # Supported MS team for Solution testing, implementation and support. IP Backhaul, IP access, IP aggregation, IP Core, IS-IS, BGP, RR, IP Addressing (IPv4, IPv6), Multicast, IP/VPN, Security, F5 Load Balancing (GTM, LTM), 5G/4G, vGi LAN, vEPC, Fortinet Security Firewall, GTP, SCTP, Diameter protection, NFV, VNFs, Cisco-NSO (orchestration), Netconf/Yang, VNFM (Cisco ESC), MANO, vCPE, network virtualization, NFVI, VMware NSX, VMware SD-WAN.

Worked for IP Network Design and Engineering: # I’ve worked for converged architecture design for Mobile (LTE) and wireline Carrier Ethernet services. # Network consolidation (BellTel and Eastern Telecom) #Assessed Belltel LTE network (IP RAN, IP pre-aggregation/Aggregation, IP Core, IP Backbone, Security for converged network architecture design.) IP RAN (ZTE CSR and Access router), Cisco-Pre-Agg and aggregation network (ASR9K), IPBB Core, Juniper Firewall (SRX 5800), Cisco Border router (Internet gateway-ASR9K), Cisco Firewall (ASA 5585), A-10 URL Filter, IP MPLS, BGP, IS-IS, VRFs, Multiple 1G/10G Rings Network, Nexus-7710, ASR 9010, 9006, 907 etc. Eastern Telecom, Philippines (Carrier Ethernet/Metro Ethernet): #Assessed Eastern Telecom Carrier Ethernet network services for converged architecture and network modernization design. # Provided high level design for network modernization. IP/MPLS, EoMPLS, L2 /L3 VPN, Internet direct Services, Metro Ethernet, Cisco Routers, Switches, Allot Enforcer bandwidth manager, Internet Gateway border routers etc. Cisco7600 series, Cisco 7500, Cisco 7200, Cisco C6500, Cisco3750, Cisco 2550, Cisco3600, ASR9606, ASR9610, ASR9001, Cisco4503, ASR920, Cisco Prime, PRTG, Allot Bandwidth Manager-SIGMA etc. Note: # I was on 1-year contract but Belltel acquired by opposition and closed for business.

# Worked for Professional Services Team and Provided Solutions (Architecture/Design/Deployment support) for RSC (Roaming Service Control-Network Policy control in roaming environment). # Prepared & reviewed Solutions HLDs/LLDs documents and recommended Solutions-overseeing solutions integration. # Worked on Mobileum DRA product in UMTS/LTE and guided the evolution of network services. # Also, worked on IP Networks-Cisco-3750 L3-switches. Plan, design and configurations, VLANs, gateway redundancy VRRP/HSRP, Cisco ASA firewall configuration, HP L3 Switches -Plan, design and configurations, IP Infrastructure-plan/design for cloud (Data Center-Europe). # Led the technical team which was responsible for Professional services.

# Technical lead (Hands-on) for QA and solution testing (Functional, feature, Geo-red, HA, inter-operability and solutions) # Led a team of engineers for 4G/3G PCRF testing activities. # Testing requirements gathering, functional design, technical design, integration, testing (Hands on), field support-maintenance, upgrade and deployment. # Participation during Presales-use cases requirement evaluation and future needs # Worked on vSphere (vCenter, ESXi, vSphere client), VMware Workstation # Provided technical guidance to individuals and team, understood how a feature is implemented in order to develop test cases for the feature tests, functionality and fault conditions. # Developed and maintained test plans/check-lists, test procedures and test cases for solutions/integration/features under test etc. # Worked with AS team for implementation and filed issues. Worked on Cisco in-house tool (Python based), UCS C series (blade center), VMware, vSphere ESXi, Cisco QPS, Cisco ASR-5000/5500, Cisco PCRF, PCEF, IBM blade-center based SPR, UCS -B and C series, serving GW+PDN GW, 3GPP -3G/4G, HSS, DRA, 3GPP IMS Architecture etc.

I was part of global Center of Competence and worked worldwide for IP Service Control Portfolio projects. # Worked on PCRF/PCEF, Sandvine DPI, Cisco/Juniper-Routing and Switching. # Participated in Customers workshop, Design/test/deployment support for Nokia Siemens Networks and I’ve also worked with NSN partner companies (Juniper, Sandvine). # Worked in conjunction with account team (NSN) to support NSN's solutions. # Prepared and reviewed Solutions design documents. # Provided training to NSN Managed services team (in different projects) # Participated in field trials, PoC, Solution testing and deployments. # Worked globally for some of the best Service Provider (tier-1 and 2)

Worked for US based clients on IP network infrastructure projects (Also worked at client’s US data center). # Plan, design and implementation LAN/WAN-provisioning and troubleshooting, maintain Cisco Router/Switch/Firewall/VPN configurations (CiscoWorks, Config management) for existing IP networks and new project work for newly acquired companies (worked for Project management office for integration of many IP networks –multiple small/medium Branch office. # Worked for IP network infra migration. # Configuration support for Cisco CSS Load balancing devices. # Worked for LAN/MAN connectivity and architecture. # Troubleshoot existing L2 and L3 architecture. Advanced support and troubleshooting on LAN/WAN and Cisco Pix Firewalls-Data Centers /Remote Site Support, Troubleshoot, and Manage DC specific configurations for high availability and high performance, including HSRP, LB, LACP / PAGP ether-channel, PVST+, IPSEC/GRE VPN specific configurations for remote site connectivity. # Lead a team of Network Engineers at onsite/ODC. # Also worked for Project Management Office for different IP Infra projects. Cisco7200 series, Cisco series 2500, Cisco3600 and 3825, Cisco 6500 and 4500 series switches, Cisco 3750 and 3560, Pix firewall ASA5501, PIX525,515,506, Juniper Netscreen, F5 (GTM, LTM), InfoBlox, Wireless APs etc.

# Worked in Lucent Worldwide Services (LWS/TAC)-Carrier Ethernet Solution Group and supported production network related issues for Lucent Worldwide customers -Deployments, Network upgrade, migration, troubleshoot, recreate problems in R&D Lab network, L2, L3, IP MPLS, VPLS, Triple play network. # Worked on Riverstone Networks products in the field of Routing & Switching -L2, L3, MPLS, Ethernet, OSPF, VPLS, troubleshoot complex routing/MPLS/L2 problems, simulating complex scenarios, test customer network/services in Lab and provided feasible solutions. # Worked in conjunction with Solution Architects and Field engineers. # Increased credibility and client awareness by developing technical support.

Worked in Lucent Worldwide Services (LWS/TAC)-Carrier Ethernet Solution Group and supported production network related issues for Lucent Worldwide customers -Deployments, Network upgrade, migration, troubleshoot, recreate problems in Lab network.L2, L3, MPLS, Triple play network. Worked with Riverstone networks in Customer Solution Testing Group, for overseas clients. Worked on Riverstone Networks products in the field of Routing & Switching -L2, L3, MPLS, Ethernet, OSPF, STP, troubleshoot complex routing/MPLS/L2 problems, simulating complex scenarios, test customer network/services in Lab and provide feasible solution. Worked in conjunction with Solution Architects and Devolpment team.