Marwan Al-Shawi, CCDE No. 20130066, is a Systems Engineer with Cisco Systems, Inc., and Cisco Press author whose titles include the top Cisco certification design books CCDE Study Guide and Designing for Cisco Network Service Architectures (ARCH) Foundation Learning Guide, Fourth Edition. He also is an experienced technical architect. Marwan has been in the networking industry for more than 12 years and has been involved in architecting, designing, and implementing various large-scale networks, some of which are global service provider-grade networks. Marwan holds a Master of Science degree in internetworking from the University of Technology, Sydney. He enjoys helping and assessing network designs and architectures; therefore, he was selected as a Cisco Designated VIP by the Cisco Support Community (CSC) in 2012 and 2014. In addition, Marwan was selected as a member of the Cisco Champions program in 2015 and 2016. In his spare time, Marwan writes blogs related to networks design and architectures at netdesignarena.com and enjoys participating in design discussions at Cisco online Communities CLN & CSC.
Maggie Men joined Cisco in 2000. Her primary role at Cisco has been as a Software Development Engineer. She contributed to adding software features on many Cisco products ranging from Network Management Systems, Cisco Catalyst 4500 Switches as well as to Cisco Learning Labs.
When Maggie needs a break from building software and fixing bugs, she pursues Cisco Certifications. She has conquered CCNA and CCNP SWITCH.
Zach Seils is a Technical Leader in the Technical Services Global Technical Center (GTC), responsible for global emerging technology readiness, product serviceability, and critical account support. In addition to working closely with customers and partners, Zach is directly engaged with various Cisco business units on product enhancements, early field trials, and new product architectures.
Zach is currently a core team member focused on readiness and serviceability of Cisco’s Application Centric Infrastructure (ACI) and Software Defined Networking (SDN) initiatives.
Brad Graham has been a Cisco employee for 14 years and has worked as an Instructor, Course Developer, and Test Engineer. At various stages in his career, he has held CCNA, CCDA, CCNP, CCDP, CQS-Security, and CCSP certifications. He has developed and taught many classes on subjects such as Enterprise Network Security, Data Center Security, and SS7 Offload Solutions. In addition to his many other activities, he has authored and co-authored books on network security and telecommunications for Cisco Press. He has also served as a technical editor for several other publications. He is a joint holder of United States patent 7,940,757 (“Systems and Methods for Access Port ICMP Analysis“) with several other Cisco employees. As the Content Manager for Cisco Learning Network Premium, Brad is responsible for the content that powers our industry leading premium subscription service
Outside of work, Brad is a certified EMT in the state of Virginia, and he volunteers his time with local EMS systems as time allows. In addition, Brad is a skilled costume builder and a member of the premiere Star Wars costuming organizations: the 501st Legion and the Rebel Legion. With these costuming organizations, he provides active support for charities around the world by raising money and awareness for their charitable missions. Brad is located in the United States eastern time zone (UTC -5).
Zia has been with Cisco since 2000. He was part of San Jose TAC Security Solutions and Access teams for 4 years. He then joined Cisco Advanced Services and supported major US based accounts like AT&T, Verizon and BT-Infonet for 4 years. He was also part of CCIE operations team for over 5 years and supported CCIE lab in Dubai.
His 13 years in Cisco starts with troubleshooting complex network issues in the area of security, routing, switching and access technologies while in TAC. He has extensive experience of designing, implementing and optimizing large service provider networks while working as a consulting engineer in Cisco Advanced Services. He has vastly contributed in creating simulated labs at professional and expertise level for the Cisco learning network and was also instructor of Cisco Security bootcamp.
He holds a Master's degree in Electrical Engineering from University of Southern California in Los Angeles and is a triple CCIE# 7745 in Security, Routing and Switching and ISP Dial.
He also holds CCNA, CCDA, CCNP, CCDP, CSS1 and MCSE certifications.
Vernon started with Cisco in 2008 as an intern in the NGN (Next Generations Network) Advanced Services team. While there, Vernon worked with Advanced Services engineers and Internet Service Providers to create scale replicas of their networks in the lab. After completing his internship in 2009, Vernon resumed focus on his education and graduated from North Carolina State University in the class of 2011 with degrees in both Computer Engineering and Electrical Engineering.
Immediately after graduation, Vernon returned to Cisco to work in the Technical Assistance Center (TAC) for Telepresence focusing on the Tandberg acquisition. After being with the team for one year Vernon moved into a supervisor role as the technical leader for the Telepresence team.
In 2014 Vernon moved to an operations role with the CIBU team focusing on the Cisco Video Communication Server (VCS).
Vernon presented at Cisco Live 2014 on WebEx Enabled TelePresence Deployment & Troubleshooting. Vernon represents Cisco at the national SkillsUSA Internetworking competition every year. He runs the Network Monitoring & Troubleshooting station. Vernon worked with the Cisco Certification Exam Development team to help produce the CCNA Video Exam.
Vernon has the following certifications: CCNP, CCNA Voice, CCNA Video, RHCSA.
Ishan Sambhi has worked in the Cisco Technical Assistance Center for over four years, serving Cisco partners and customers in the Asia-Pacific and RTP time zone. Ishan worked with the call manager TAC team where his focus was on Cisco Unified Communications Manager, gateways and other VoIP-related devices. Now, as part of the Telepresence team, his expertise is VCS and MCU's. Prior to joining Cisco he worked as an intern with Huawei Technologies on SIP protocol development. He holds a bachelor of engineering degree in information technology from VTU University and holds RHCE, VCP and CCIE certifications. Ishan is located in the XXXX time zone (UTX +X).
Sarthak Saksena has worked in the Cisco Technical Assistance Center for over four years, serving Cisco partners and customers in the Asia-Pacific time zone. As part of the call control and multiservices modules, he focuses on Cisco Unified Communications Manager, Cisco Unified Attended Console, gateways, Cisco Unity Connection, and other VoIP-related devices. Prior to joining Cisco he was a systems engineer with Infosys Technologies LTD. He holds a bachelor of engineering degree in information technology from College of Engineering Roorkee and holds RHCE and CCIE certifications.”
Vasanth Kumar is a technical services engineer in the Cisco Technical Assistance Center in Bangalore. He is an expert on Cisco Unified Communications Manager and has also worked on TDM gateways, Cisco Unified IM & P, Cisco Unified Border Element, SIP gateways, and integration of various other third-party products with Cisco Unified Communications Manager. He has worked as a senior engineer in the U.S. and Canada theaters and is currently supporting customers in the EMEA theater. He has been helping customers, as well as Cisco partners, with installation, configuration, and troubleshooting of unified communications products for more than three years. He holds a bachelor's degree in electronics and communication from Anna University and CCIE in voice and RHCE certifications.
Gagarin Sathiyanarayan has worked in the Cisco Technical Assistance Center for over two years, serving Cisco partners and customers in the Asia-Pacific time zone. As part of the call control and multiservices modules, he focuses on Cisco Unified Communications Manager, Cisco Unified Attended Console, gateways, Cisco Unity Connection, and other VoIP-related devices. Prior to joining Cisco he was a Network Engineer with HCL Technologies LTD. He holds a bachelor of engineering degree in Electronics and Communication Engineering and holds RHCE and CCNP-Voice certifications.”
Alok Singh has been working in the Cisco Technical Assistance Center for over four years now in Unified Communications. He has served Cisco partners and customers in the US and currently works in the Asia-Pacific region. His prime area of focus in Unified Communications is on Cisco Unified Communications Manager, Cisco Unified Attended Console, voice gateways, and other VoIP-related devices. He graduated in 2010 and holds a Bachelor of Engineering degree. He also holds RHCE and CCNP Voice certifications.”
Anirudh Mavilakandy has been working in the Cisco Technical Assistance Center for over three years, serving Cisco partners and customers in the Asia-Pacific region. As part of the Collaboration portfolio, he focuses on Cisco Unity Connection, Cisco Unity and Cisco Unified Communications Manager. He is a CCIE in Voice and certified in RHCE. He was a part of the team that participated in Cisco NetRiders. Cisco NetRiders is hosted by the Cisco Networking Academy and focuses on skills in Routing and Switching. In 2009, the team came first in India and represented India at the Asia Pacific Level. In 2010, the team came second in India and was one of the three teams that represented India at the SAARC Level. He is a technical content writer and has written troubleshooting documents on CUCM, CUC and Unity, some of which are available for customers externally on CCO.
Pragathi N S
"Pragathi N S has worked in the Cisco Technical Assistance Center for over four years, serving Cisco partners and customers in the Asia-Pacific region. As part of the call control and multiservices modules, she focuses on Cisco Unified Communications Manager, Cisco Unified Attended Console, gateways, Cisco Unity Connection, and other VoIP-related devices. She holds a bachelor of engineering degree in information technology RHCE certification."
Shashank Kaul is one of the senior engineers at Cisco’s Technical Assistance Center and has been servicing accounts for close to 5 years in both Americas and Asia Pacific region; primarily for Cisco’s collaboration product portfolio, such as Call Manager (CUCM), Gateways, Attendant Consoles and their interoperability across other UC products. His areas of interest are CUCM Architecture, CTI integrations, SIP, and SDL in trace diagnostics. He holds a Bachelors of Engineering degree in Electronics and Telecommunication from College of Engineering Roorkee.
Karan Moudgil is a lead customer services engineer in the Cisco Technical Assistance Centre, Asia-Pacific region. He has vast experience and knowledge in configuring, troubleshooting, and designing gateways, gatekeepers, Cisco Unified Border Element Enterprise & SP Edition, Cisco Unified Call Manager, and has deep knowledge of signaling protocols such as SIP, H.323, MGCP, SCCP and others. He has been involved in several bug fixes, escalations, and critical account cases in Asia Pacific region. He holds a Bachelor of Technology degree in Electrical and Electronics Communication from PEC University of Technology Chandigarh and holds CCIE, RHCE, RHCSA, VCP, IPCC-Specialist and Presence certifications.
Harshdeep Singh is an engineer with the Multiservice Backbone. He has been working with Gateways since he joined Cisco. During his three years at Cisco, he has built his expertise around gatekeepers, Cisco Unified Border Element Enterprise, FAX, CUCME and CUSP. He also works on other technologies including Unified Communications Manager and UCCE. He has been involved in many technical escalations in the Asia Pacific region.