Judy Joseph Email and Phone Number

Working with Enterprise Switching Group, which owns and maintains the entire portfolio of catalyst switches viz c3850x, c4500x, c9300x, c9400x, in the platform/infrastructure, ASIC forwarding team.• Fast Reload feature, to limit the Data plane down time while control plane is reloading/upgrading. Worked on ASIC control packet path, stack interface modules, process synchronization and persistent cache design.• Proof of concept for the next generation “Elastic Switching Node” where the Cisco IOS-XE control plane is virtualized with KVM, QEMU and libvirt, using features like PCI Pass Through, DPDK.• Leading the Switch Stacking feature integration team on Catalyst 9300 switches. End to end understanding of Stacking Infrastructure and data path programming. Lead the team in the bring up and troubleshooting L2/L3 packet forwarding problems across the stacking backplane.

Working with Enterprise Switching Group, which owns and maintains the entire portfolio of catalyst switches viz c3850x, c4500x, c9300x, c9400x, in the security and wireless domain.• Team lead for “Cisco TrustSec Software-defined segmentation” solution on Catalyst 4500 series switches based on Cisco XFE/VFE ASIC.• Wireless traffic termination on the Catalyst 4500X SUP Card. Work involved understanding and integrating CAPWAP/DTLS/mobility tunnels from Access point. • Auto Link Aggregation feature on Catalyst 3k and 4k series of switches.• Auto Smart Ports (ASP), which helps in identifying the devices connected to an access port and apply the various auto configuration templates See less

Worked on a project to add the GMPLS protocol suite to ZebOS 7.8 Network Platform for IP Infusion, USA • Implementation of GELS based on draft-ietf-ccamp-gmpls-ethernet-pbb-te-03 Detailed Design for GELS (GMPLS Controlled Ethernet Label Switching) Implementing the PBB_TE label handling mechanisms in PBB-TE/RSVP modules in ZebOS to create the GMPLS based Ethernet LSPs.

Fujitsu Fiber MSAN is part of “GeoStream Access Gateway solution” designed and developed for BT21 CN network. Worked at Fujitsu facility in Birmingham UK as a consultant from Wipro Technologies.• Architecture, design and implementation of BFD module UML modeling of classes with Rational Rhapsody based on draft-ietf-bfd-base-04. Integrating BFD with existing IPDCN infrastructure.• Design and implementation of the Fast path Route cache using “Vxworks fastPathLib”.

Worked on developing a new IP DSLAM node for Calix Networks, USA• Design Software modules and their interactions on the new xDSL Line Card based on the Wintegra Network Processor.• Integrating the various Wintegra provided third party Layer2 stack for STP, Bridge Source Learning, DHCP, IGMP, QoS (802.1p) etc.

Worked on Omni Switch products and 7770 Core IP Router for client Alcatel Lucent, USA• Feature enhancements and bug fixing in various areas like Source Learning, 802.1D/802.1Q, Auto tracker VLANs and Group mobility, Fast (Hardware) and Slow (Software) path routing. • Handled the switch SNMP/CLI for various modules as well.