Cihlář Jiří

Jiří Cihlář entered the world of networking after his graduation in 2005. He graduated with an M.Sc. in Electrical Engineering from the Department of Telecommunication Engineering at Czech Technical University in Prague. Then he started to work as a System Engineer for a Cisco silver partner, where he was responsible for projects for ISP and academic world customers. He enjoyed the most being the technical leader of a team in the company that designed and implemented DWDM and upgraded IP/MPLS in national Czech NREN network operated by CESNET between 2005 and 2011.

Jiří has been CCIE certified in Routing and Switching since 2009.

Since 2011  he has worked as a Network Architect at Alef Nula, a Cisco Gold and Learning partner, with responsibility for the development of networks for key enterprise and ISP customers. Besides that he has been an instructor and a member of the Data Center team with focus on routing and switching.

Filip Ondřej

Ondřej studied Computer Science at the Faculty of Mathematics and Physics at Charles University and University of Pittsburgh - Joseph M. Katz Graduate School of Business (MBA). During his studies at Charles University, he started to work at IPEX a.s. Later he became Technical director and Member of board there. Ondřej has been CEO of the CZ.NIC association since December 2004. Along with his duties at CZ.NIC Ondřej serves on the boards of NIX.CZ (Neutral Internet Exchange), Euro-IX (European Internet Exchange Association) and DNS OARC (The Domain Name System Operations Analysis and Research Centre). He is a member of the Multi-stakeholder Advisory Group, which assists the Secretary General of United Nations in convening the Internet Governance Forum. He was a member of cons council (Country Code Names Supporting Organisation) at ICANN (Internet Corporation for Assigned Names and Numbers) and is now a member of important and prestigious Security and Stability Advisory Committee (SSAC). In his free time, Ondřej likes playing basketball, travelling or programming of open source software. He speaks English and German fluently.

Kalmar Zoltan

Zoltan Kalmar joined the hungarian academic network (Hungarnet) in 1994 after spending some decades in the software engineering industry. He participated in several technical deployment steps of HBONE (core of Hungarnet's network) in cooperation with the pan-European academic network projects (TEN-34, TEN-155, GE'ANT). Zoltan joined the Council of Hungarian Internet Providers in 2004 and he has been elected for the technical management of BIX (Budapest Internet Exchange).

Krsek Michal

Michal appeared in the peering ecosystem in 1995 as peering manager of CESNET. From then until today, he has been working with various subjects (both for-profit and not for-profit) on eyeball ISPs and content oriented networks. He built first video oriented CDN in the CEE region (NACEVI) and worked together with large scale CDNs to strengthen their presence in the CEE market. He was occasionally serving the community in the boards of NIX.CZ and CZ.NIC.

For now, wearing his “researcher hat”, he follows new trends in high quality video delivery in a multi domain environment and, wearing his “commercial hat”, he is also creating a spin-off Comprimato based on GPU accelerated video coding and decoding.

In his free time, he enjoys doing some plane spotting and photography -  https://picasaweb.google.com/michalkrsek

Kühne Mirjam


Mirjam Kühne has joined the RIPE NCC in 2009 to set up RIPE Labs (http://labs.ripe.net) and to act as the Community Builder for the RIPE NCC.

Prior to that, Mirjam helped developing and organising technical workshops in developing countries and established and maintained relationships with partner organisations and regional and local operators communities. Mirjam also created the IETF Journal, a publication reporting from developments at the IETF and has  editorial oversight over this publication.

At the start of her career, Mirjam worked at RIPE NCC reviewing and processing member's IP address requests and acquiring a deep understanding of network operations and technology. She then became part of the senior management and participated in the organisations' strategic and financial planning. She was responsible for External Relations and represented the organisation on an international level.

Mirjam earned a Masters of Computer Science at the Technical University Berlin, Germany.

Panigl Christian

Christian Panigl has been involved in the development and operation of the Austrian research network ACOnet (www.ACO.net) since 1986, starting at the University of Technology in Vienna, in the context of RARE and COSINE. In 1992, the whole ACOnet team and their responsibilities moved to the University of Vienna, joining forces with other international networking activities. Christian is in charge of the Vienna Internet eXchange (www.VIX.at) since its creation in 1996 and was also a founding member of the executive board of the Euro-IX.net association from 2001 to 2008. He has been formally leading the ACOnet & Vienna Internet eXchange division at the University of Vienna since 2008.

Sanghani Bijal


Bijal Sanghani is Head of the Euro-IX Secretariat that she started in October 2011 and since then has been closely involved in working with European Internet Exchange Points. She is in personal and regular contact with more than 100 IXPs and does her best to keep an eye on the rest of the community in Europe and other regions around the world.
Before joining Euro-IX, she worked at Reliance Globalcom (formerly FLAG Telecom), where she and the original team started building the AS15412 network. She has been involved with the Peering Community since 2003 and has been a RIPE NCC Services Working Group Co-chair since 2005 and been on the UKNOF Programme Committee since 2006.

Semrád Martin

Martin Semrád has been involved in the Internet business since the year 1996. In 2000 he founded the company NETWAY.CZ, providing housing services and wireless internet access. His company became the member of NIX.CZ in 2004. He is also the founder and CEO of i-registry, .co.cz domain registry.  

In 2008 he was elected as the member of the Supervisory Board of NIX.CZ (the largest Neutral Internet eXchange in the Czech Republic) and in 2010 he became the Director of NIX.CZ where he is applying his rich experience from the Internet environment.

 Slinták Martin

He graduated with a M.Sc. in Electrical Engineering and Communication  from the Department of Telecommunications at Brno University of Technology. Afterwards he worked at Alef Nula, L.L.C., a Cisco Gold and Learning partner  as a Cisco certified Internetworking Professional and Instructor for six years. Since 2006 he has been a Systems Engineer at Cisco Systems Inc. (CZ) specialising in IP NGN, SP video, and application aware networking.

Surý Ondřej

Ondřej Surý, manager of CZ.NIC Laboratories, is responsible for a twenty-member team whose primary task is to identify possible problems regarding the security and stability of the Internet, to propose solutions to such problems and make their own tools for the development of the Internet infrastructure. He acquired the necessary knowledge of these skills during his studies of informatics at the Mathematical-Physical Faculty of the Charles University in Prague. Ondřej gained experience with the world of Internet domains when he worked for ACTIVE 24 (formerly, Globe Internet) from 1998 to2005. He has been working for the CZ.NIC association since 2005. Since November 2010, Ondřej is  one of 13 arbiters of the RIPE NCC organization which manages the IP address blocks for  Europe and Central and East Asia. Ondřej likes to devote his free time to charitable projects and playing the piano and he is also the founder of the local Czech  Ubuntu Linux team. He speaks English fluently.

Worrall Stephen

With more than 20 years' experience in the networking industry, Stephen is a key member of Brocade's System Engineering team, specialising in Software Defined Networking (SDN) and Service Provider Networks.

Stephen works hand-in-hand with customers to construct networking strategies that meet immediate needs while scaling to support future demand. Prior to his tenure at Brocade, Stephen held similar positions at Cray Communications, Cable & Wireless and Foundry Networks (prior to its acquisition by Brocade).

The CEE Peering Day 2013 was jointly hosted by the Internet Exchange Points NIX.CZ and VIX.at for network engineers and peering coordinators of Internet Service Providers, Cloud and Content Providers and Data Centre operators in the Central and Eastern European Region. The agenda was complemented by partner's exhibitions and a lot of time and space for social networking and "peering". The evening programme included a dinner and a lot of entertainment and surprises.

The Hosts and Sponsors thank to coming you to the Václav Havel Airport Prague and they are looking forward to second annual in 2014!

Konferenci CEE Peering Day Prague 2013 hostily společnosti NIX.CZ a VIX.at. Byla určena pro všechny síťové inženýry, peering koordinátory, poskytovatele internetu, cloudových řešení a provozovatele datových center ve střední a východní Evropě. Program byl doplněn o prezentace sponzorů konference, hodně prostoru bylo věnováno sociálním sítím a peeringu. Večerní program zahrnoval večeři a přinesl spoustu zábavy a hodně překvapení.

Hostitelé a Sponzoři konference děkují všem za účast na Letišti Václava Havla v Praze a těší se na druhý ročník v roce 2014!