Supriyo Chowdhury Email and Phone Number

> Total Experience of 10 years in Operation & implementation & deployment through ITIL process and change deployment in following Agile methodology in Cisco IPT, WebEx Cloud Support, Cisco Jabber, Cisco Hybrid Facility, Microsoft Teams & Microsoft Video Conferencing technology.> Senior Consultant at Infosys. Leading a team as a Technical Lead for a Global Client.> Managing project delivery and daily operations in Cisco VOIP & IPT, MSTeams, Crestron & MTR and AWS Connect for Contact Center.> Also leading the team in migration project (over 60000 users & device) from Cisco to MS Teams domain for both voice & video platform.> Implementation of Audio Code SBC’s and monitoring through OVOC for better troubleshooting.> Revamped as a SME in Webex Workspace Collaboration & VOIP and IPTNetwork infrastructure. > Successfully upgraded and troubleshooted Cisco Call Manager, CER &Cisco Unity from 12.6 to 14x version.> Updated Cisco Voice Routers (ISR & Analog) routers firmware version as a part of project improvement work.> Hands-on troubleshooting knowledge over Analog Communication (E1/T1) and Cisco 44XX series routers, Translator X and RTMT for Log reading.> Implemented Cisco Jabber soft-phone technology based out of IM & P node for all the users remote working.> Possessed good knowledge in IP Telephony protocols like SIP, H323, MGCP, RTP, RTCP and different Audio Codecs.> Debugging live calls (SIP & ISDN) for better log tracing and live troubleshooting.> Implemented and troubleshooted Analog Communication (T1/E1) on gateway, Configured translation pattern & route pattern for new developed sites.> Configured new System call handlers and distribution list in unity for the new branches.> User SolarWinds tool for better monitoring of Voice devices registered.> Hands-on experience in troubleshooting Cisco routers (1900 series, 2900 series & 3900 series), Cisco switches (2900 series, 3500 series, 4500 series & 6500 series) with basic routing protocols like OSPF & BGP.> Have troubleshot DSLAM (ZHONE, PARADYNE) and Modems (ZHONE,PARADYNE, HUAWAE & SPEEDTOUCH) and basic level in BRAS for fixed and broadband customers.