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Introduction to BT21CN

Key Information

  • Level: Introductory (Level 1)
  • Duration: 1 Day Course
  • Delivery: Instructor led
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Outline and Objectives:

The BT 21 CN initiative is in the vanguard of the change all fixed-line operators are making towards an IP-based network, as defined by the ETSI TISPAN architectural framework. The implications for BT, for other competing operators, and for their customers are tremendous, since this infrastructure change will affect products, services, organizations, processes, systems and networks over the next several years. This course gives a comprehensive introduction to the architecture of BT 21CN, to its key technologies, and to the likely migration of networks and services over the next several years.

Who Should Attend:

This course is aimed at product managers, cross-training engineers, operations staff, and anyone who needs to understand quickly and concisely the BT 21CN programme as well as other TISPAN-based initiatives

Course Contents:

  • Key Technologies in BT 21CN
  • MPLS in the Core Network
  • The call server/i-Node Approach to Voice Services
  • MSAN types and Functionality
  • Evolution of the Transport Network using SDH/WDM
  • Native BT 21CN Interconnect
  • Industry Consultations
  • Migration and Implementation Plans

What customers say...

"(Instructor) knowledge excellent, and everyone had fun"

JP, Ascom Wireless Services

"...very well delivered by a technically able and enthusiastic instructor..."

PK, Vodafone Group

"...presenter had excellent knowledge..."

PD, TalkTalk

"Course fully related to the work we do. Found Nagios user friendly..."

AL, UK Government

"...really informative..."

KA, Dimension Data

"...knew his subject in depth, with technical knowledge to add..."

GD, Smith Barney

"Instructor really made a technical subject understandable..."

MT, UK Government

" we received from colleagues was very positive: instructor, quality, materials, content and facilities. Thank you..."

VC, Hewlett Packard

"Instructor could answer any question...would gladly recommend strongly"

MT, UK Government

"...a well run event, thank you."

PM, Orange

"Really great, thanks very much"

IW, Cable and Wireless

"...Thank you, excellent presentation of course..."

LK, Ericsson

" excellent instructor..."

DR, BT Group

" to customise to our requirements in short order....very impressed..."

KP, Central Government

"...a huge knowledge of the subject, and explains things superbly..."

SR, Ericsson

"Very knowledgeable"

CH, UK Government

"A good start to understanding the NGOSS framework"


"Very knowledgeable...have learnt much more than I expected..."

DH, UK Government

"Very well explained, and made it make sense to a newcomer to telecoms"

SG, Home Group

"CD really helpful"

DH, UK Government

"Really enjoyed the course..."

YD, Virgin Media

"...the NGOSS course was a complete sucess...thank you..."

RG, Hewlett Packard

"...excellent instructor!"

TR, Ericsson Services Limited

"Really useful! Helped to meet my work objectives"

KP, Virgin Media

"Very informative, and able to build on knowledge gained"

KM, Ascom Wireless Services

"...very interesting, useful and informative."

PS, Intelsat

"Many thanks for a wonderful course...I thoroughly enjoyed it..."

ND, Commonwealth Telecommunications Organisation

"Nice and informative introductory course"

CO, MTN Nigeria

"Very interesting, and instructor happy to adapt to my needs. Thank you"

PL, Digitalk

"....excellent overview of all the technologies."

MM, Siemens

"It was a very revealing session. It delivered perfectly on my expectations"

BD, DDB Lagos

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