Worked on Nortel Enterprise Secure Router (SR4134):- Design and implementation of PIM static RP override.- Involved in porting of Anycast RP and Embedded RP feature in Zebos7.4 stack.- Design and implementation of PIM-SM join/prune aggregation- Design of IGMP static group functionality.- Involved in Mtrace design and implementation.- Involved in multicast bug fixingWorked on Avici's terabit core router:- Involved in the Functional test planning for RSVP-TE FRR, scripting and testing- Bug fixingWorked on Fujitsu Hub1000 project:- Enhancement of IM (Interface Manager) for ADSL2/2+, dual-pair operation for G.SHDSL, Inverse multiplexing over ATM for NIM/IML cards - Enhancement of SCPM to support bulk-data MIB Worked for HPUX OS:- Support for RIPng, BGP4+, ISIS over IPv6 for HPUX11.11 & HPUX11.23

- Support ISIS over IPv6 for HPUX11.11Worked on Alcatel's terabit core router - Xantium 7770 RCP on the following projects:- Involved in design and Implementation of Multicast Traceroute message handling- Involved in design and Implementation of IGMPv1/v2 (Involved in testing of IGMPv1/v2/v3 testing, Enhancement of Multicast Dispatcher for IGMP support, Enhancement of PIM-SM to support IGMP EXCLUDE report messages)- Development of PIM-SM, PIM-BSR (Involved in design discussion, design, coding & tetsing)PIM-DM porting for Enterasys Networks- Involved in design for PIM-DM porting- OpenIP TCP/IP stack code Support and Maintenance

- Simulation of packet scheduling algorithms - Analysing QoS-based issues in OSPF