Senthil Kumar
Senior Technical Lead HCL Cisco
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Result oriented Networking Professional with 11 years' experience in
testing network products diversified skills includes testing ACI SDN fabric,
UCSD orchestration, Routing and Switching: design, deploy and
troubleshoot customer network
Extensive knowledge of Testing and Deploying network test plans,
protocols, Strategies and Lab Setup.
In-depth knowledge of ACI fabric, Routing and switching protocols
Proven communication skills and the ability to troubleshoot and solve
network issues
Skilled in providing support in various networking testing activities to
provide effective support and handling of customer escalation and for
ensuring timely and effective support
WORK EXPERIENCE
Senior Technical Lead
HCL Cisco Bengaluru, Karnataka
October 2015 to Present
Project Title: Feature testing and Deployment on ACI fabric for Cisco IT and UCSD
ACI Fabric deployment in single POD and Multi-POD environment
Deployed Cisco ACI Multi-Site Controller with ACI fabric for Testing stretched
EPG's between Data centers
Deployed Cisco IT replica Setup in Local Lab
Handling Cisco IT customer network and pre-deployment of image testing before handing to
CISCO IT Customer
End to end testing of Cisco IT test bed, upgrade and downgrade of Various
images
Configured SDN Controller (APIC) Decommissioned and Commissioned in cluster
Configured UCS manager
APIC upgrade downgrade, Cisco Nexus 9k leaf spine downgrade upgrade testing.
Bring up ACI leaf and spine fabric with UCS fabric interconnect
Implementation of VMware DVS and Cisco AVS in Esxi host and tested the AVS
functionality
Tested redundancy testing on leaf, spine and fabric interconnect
Communicated inconsistencies between System Specifications and Test Results
to development and/or analyst team
Involved in Defect Review meetings escalating and prioritizing issues effectively
Experience in implementation of VMware Infrastructure 5.5 / 6.0
Managed Virtualization environment using VMware EXI 5.5/6.0, Vcenter 5.5/6.0
Creating and Managing virtual machines and Templates
Migration of VM using Vmotion between clusters
Configured Windows iSCSI SAN and integrated to VMware
Testing Cisco APIC with UCSD integration with Multi Site Controller
Technical Lead
Aricent Cisco
July 2012 to September 2015
client Cisco Systems
Project Title: Feature testing and Deployment on CISCO CARRIER PACKET
TRANSPORT
Worked on EFT with Bharti Telecom and China Telecom Demo for 9.7 rings features
Conducting the Dev-test activities for CTP for Rings 9.7 feature. Bring up new setup,
written test cases for CPT 50 Ring feature to test REP and also to validate MPLS TP and P2MP
EVC
Tested MPLS TP, single segment and multi-segment Pseudowire, P2MP EVC, REP
features.
Tested EVC P2MP type on that carried out Single tag, Double tab of 802.1q and Dotlad
Based on Cisco Resilient Ethernet Protocol feature CPT 9.7 testing is carried out.
Created open and closed end segment for REP topology and tested Rings CTP 9.7 feature
Tested Mac learning, aging, flushing and limiting features
Tested multiple frame size and JUMBO frame verification with MPLS TP
Tested Link Aggregation verification with MPLS TP
Tested Memory Backup verification with fully loaded CPT configuration
Hardware redundant Plug in and Plug out Circuit Pack test and High availability testing
for CTP 600
Network Protection verification testing with MPLS TP working LSP and Protected LSP
Tested DHCP Snooping
Tested EVC P2MP type on that carried out Single tag, Double tab of 802.1q and Dot1ad
Tested Mac learning, aging and limiting features
Supporting customer queries for the product
Technical Lead
Aricent Group
December 2011 to June 2012
Client KeyMile Germany
Conducting the Dev-test activities for Eth-Sys series switch. Bring up new setup,
preparation of FT test plan, derive test estimate for the Release.
Tested the various images submitted by release -ops team
Carried out manual testing on Plan 802.10 ( Mac aging, Mac flooding, Tag and untag)
using SNMP mib browser and Aricent ISS
Written test cases for RSTP and MSTP features and tested it.
Debug the failures by configuring the test bed manually and filing the defects
Technical Lead (HCL)
client Cisco Systems
January 2010 to December 2011
Cisco 12000 Gigabit
Switching Router)
Performed the Role of Technical lead for a team member size of 4
Test the various images submitted by release -ops team
Carried out manual testing of Connection Server (HSRP) and OSPF features to verify
the functionality
Tested OSPF point to point and Broadcast network
Bring up new setup, prepare test plan, derive test cases and execute the test cases
Debug the failures by configuring the test bed manually and filing the defects
Interact & co-ordinate with Dev-test and Development team to review the CFD'S and script
coverage.
Find defects through manual testing and verify the defects
Analyze both internal and externally found defects and come up with a plan to reduce the
defects missed out in the scripts.
Test Lead (HCL)
client Cisco Systems
May 2007 to December 2011
Virtualization)
Performed the Role of lead for a team member size of 5
Image testing on ACE module and ACE 4710 Appliance.
Coordinating with onsite/offsite teams in resolving the defects found when performing
Testing.
Given white paper & Presentation document in ACE High Availability and Securing
ACE 4710 with ACS server
Test Plan writing, reviewing and planning test strategies.
Peer to Peer Reviews to avoid Post Delivery Defects
Lab Test Bed creation and Infrastructure Maintenance
Configured High Availability of ACE Module, ACE Appliance and ANM Servers
Configured End to End traffic Load balancing of Data center using the ACE 4710, ACE
module and CSM devices
Deployed different topologies NAT, Routed and Bridged for End to End traffic Load
balancing of Data center
Lab Administrator