348 Computing courses in Leicester

Peering at LINX training course description A one or two day induction course covering the technical procedures of LINX along with correct interaction with LINX and LINX members. This course focuses on the implementation of the technologies within the LINX network. For those already competent in BGP the one day version of this course is sufficient. What will you learn Explain the role of LINX in the Internet. Correctly connect to LINX. Recognise the correct procedures for peering at LINX. Use the current Best Current Practices. Peering at LINX training course details Who will benefit: Technical staff of new LINX members. Technical staff of companies preparing to join LINX. Non technical staff may also benefit from this course. Prerequisites: None. (For technical staff with BGP knowledge 1 day) Duration 1 to 2 days Peering at LINX training course contents Introduction and review Networks, The Internet, IP, routers, Autonomous systems, the structure of the Internet, the role of Internet Exchanges. BGP and peering. LINX, EuroIX, RIPE. What you get when you join LINX. LINX products: Connexions, Virtual PoPs, Colocation resales, LINX from anywhere. LINX infrastructure The original architecture, The growth of LINX, the current topology. LINX London locations. Dual LAN topology. LON1, LON2. Use of MPLS to connect London sites. Regional peering: LINX NoVa, LINX Manchester, LINX Wales, LINX Scotland, ManxIX, JEDIX. Connecting with LINX nnecting with LINX Locations. 1/10/100/400G. Interface specifications. Link aggregation. The racks and space provided, access to the racks, connecting WAN circuits into LINX. The connection form, How to link your ISP with LINX, switch assignments, limits on traffic, average measured traffic, getting statistics from LINX, Using looking glass. Allowed traffic. Port security Configuration hints LINX IP details, IPv4, IPv6, PTR records, Cisco base configuration, Juniper base configuration. Peering with other LINX members Preparing for peering, the peering template, setting up the peering, RFC 2142, the RIPE database, contacts, peeringdb.net, solving downed BGP sessions, escalation procedures. Peering configuration hints Cisco BGP configuration, Juniper BGP configuration. LINX additional services Private interconnect, LINX time service. NTP, Strata. The LINX route server Bi lateral peering, Multi lateral peering. How the LINX route server is configured. Use of communities on the route server, template for peering with the route server. Summary Getting further information, the LINX website, the LINX mailing lists.

Fibre splicing training course description A short, concise hands on fibre optic cable splicing course providing comprehensive coverage of fibre splicing. Over 50% of the course is practical based. What will you learn Prepare cable for splicing. Splice fibre optic cable. Fibre splicing training course details Who will benefit: Those wishing to be able to splice fibre. Prerequisites: None. Duration 1 day Fibre splicing training course contents Fibre optic essential review Fibre cable types. SMF, MMF. Safe working practices. Cable handling issues. Hands on: Handling fibre optic cable. Preparing fibre for splicing Cutting and stripping tools, cleaving methods, fibre cleaning materials. Hands on: Fibre preparation. Splicing Joining fibres, splicers, fusion splicing, mechanical splicing, splicing procedure. cleaving, splicing parameters. Splicing vs. connectors. Which splice? Hands on: Splicing fibre. Splice loss mechanisms End gap, concentricity, end angle, NA mismatch, finish and dirt, coaxiality, Axial run out, core mismatch, back reflection. Testing Testing successful fibre splicing. Hands on: Testing spliced fibre.

SAFe® for Architects: In-House Training Enable continuous value flow by aligning technical strategy with business goals, communicating that strategy to development teams, and applying Agile architecture practices. Attendees can improve collaboration and alignment in a SAFe® Lean-Agile enterprise when they become a SAFe® 5 Architect. The SAFe® for Architects course prepares System, Solution, and Enterprise Architects to engage across the organization as effective leaders and change agents who collaboratively deliver architectural solutions. During this course, attendees will explore the roles, responsibilities, and mindset of Agile Architects, and appreciate how to align architecture with business value and drive continuous flow to large systems of systems while supporting SAFe® program execution. What you will Learn To perform the role of a SAFe® Architect, you should be able to: Architect using SAFe® principles Align architecture with business value Develop and communicate architecture vision and intent Plan architectural runway to enable delivery success Architect for continuous delivery and Release on Demand Lead and coach architects and team members during Program Increment (PI) Planning and execution Provide leadership during a Lean-Agile transformation Exemplifying Lean-Agile architecture Architecting for DevOps and Release on Demand Aligning architecture with business value Developing Solution Vision, Solution Intent, and Roadmaps Preparing architecture for Program Increment (PI) Planning Coordinating architecture throughout PI Planning Supporting Continuous Delivery during PI execution Supporting new Strategic Themes and Value Streams Leading as an architect during a Lean-Agile transformation

ITIL® 4 Foundation: In-House Training ITIL® 4 is built on the established core of best practice in the ITIL® guidance. ITIL® 4 provides a practical and flexible approach to move to the new world of digital transformation and embrace an end-to-end operating model for the delivery and operation of products and services. ITIL® 4 also provides a holistic end-to-end picture that integrates frameworks such as Lean IT, Agile, and DevOps. The ITIL® 4 Foundation is based on the exam specifications specified by AXELOS for the ITIL® 4 Foundation certification. The fundamental objective of this course is to help the participants understand the key concepts of service management and the ITIL® 4 service management framework and prepare for the ITIL® 4 Foundation exam. In addition, this course offers a rich learning experience that helps the participants relate ITIL® to their own work environment. The course includes a case study (based on a fictitious organization, 'Axle Car Hire') that will help the participants understand and experience the ITIL® guiding principles, service value, practices through real-world challenges and opportunities. The rich learning experience is supported by additional learning tools such as pre-course reading materials, post-course reading material, and a set of quick reference cards. What You Will Learn At the end of this program, you will be able to: Understand the key concepts of ITIL® service management Understand how ITIL® guiding principles can help an organization to adopt and adapt ITIL® service management Understand the four dimensions of ITIL® service management Understand the purpose and components of the ITIL® service value system, and activities of the service value chain, and how they interconnect Understand the key concepts of continual improvement Learn the various ITIL® practices and how they contribute to value chain activities Course Introduction Let's Get to Know Each Other Course Overview Course Learning Objectives Course Structure Course Agenda Introduction to IT Service Management in the Modern World Introduction to ITIL® 4 Structure and Benefits of ITIL® 4 Case Study: Axle Car Hire Case Study: Meet the Key People at Axle Case Study: The CIOs Vision for Axle Exam Details ITIL® 4 Certification Scheme Service Management - Key Concepts Intent and Context Key Terms Covered in the Module Module Learning Objectives Value and Value Co-Creation Value: Service, Products, and Resources Service Relationships Value: Outcomes, Costs, and Risks Exercise: Multiple-Choice Questions The Guiding Principles Intent and Context Identifying Guiding Principles Key Terms Covered in the Module Module Learning Objectives The Seven Guiding Principles Applying the Guiding Principles Exercise: Multiple-Choice Questions The Four Dimensions of Service Management Intent and Context The Four Dimensions Key Terms Covered in the Module The Four Dimensions and Service Value System Module Learning Objectives Organizations and People Information and Technology Partners and Suppliers Value Streams and Processes External Factors and Pestle Model Exercise: Multiple-Choice Questions Service Value System Intent and Context Service Value System and Service Value Chain Module Learning Objectives Overview of Service Value System Overview of the Service Value Chain Exercise: Multiple-Choice Questions Continual Improvement Intent and Context Key Terms Covered in the Module Introduction to Continual Improvement Module Learning Objectives The Continual Improvement Model Relationship between Continual Improvement and Guiding Principles Exercise: Multiple-Choice Questions The ITIL® Practices Intent and Context ITIL® Management Practices Key Terms Covered in the Module Module Learning Objectives The Continual Improvement Practice The Change Control Practice The Incident Management Practice The Problem Management Practice The Service Request Management Practice The Service Desk Practice The Service Level Management Practice Purpose of ITIL® Practices Exercise: Crossword Puzzle

DevOps demystified training course description This course is an introduction to DevOps. The course emphasizes communication, collaboration , integration, and automation to improve the workflow between developers and IT operations professionals. Improved workflows lead to more opportunities to design software and services in a more agile fashion. This course is a basis for discovering the most important DevOps concepts and to understand the principles and methods behind this. The course will leave you with the inspiration to be the advocate of change. What will you learn Explain DevOps principles. Describe the relationship between Agile , Lean and IT Service Management ( ITSM). Describe methods for automation and technology factors. Describe considerations when changing. Describe challenges, risks and critical success factors. DevOps demystifieds training course details Who will benefit: Non-technical staff involved with DevOps. Prerequisites: None. Duration 1 day DevOps demystified training course contents Why DevOps? From a business perspective From an IT perspective Stereotypes of Dev and Ops: perception and reality What is DevOps? Introduction DevOps Goals DevOps Added value of DevOps Proven Results DevOps for businesses DevOps principles (The Three Ways) DevOps and other frameworks DevOps and Agile DevOps and Lean DevOps and IT Service Management DevOps culture Characteristics of a DevOps culture Organizational Considerations DevOps DevOps stakeholders DevOps roles DevOps teams DevOps organizational structures DevOps methods Continuous Integration Continuous delivery Continuous deployment Value stream mapping Kanban Theory of Constraints Improvement Kata Deming's quality circle ITSM processes DevOps and Automation Methods for DevOps automation Longevity and tools categories DevOps applications Transitioning to a DevOps culture Implementation Challenges, risks and critical success factors Measuring DevOps successes

Regular expressions training course description Regular expressions are an extremely powerful tool for manipulating text and data. They are now standard features in a wide range of languages and popular tools, including Python and MySQL. Regular expressions allow you to code complex and subtle text processing that you never imagined could be automated. Once you've mastered regular expressions, they'll become an invaluable part of your toolkit. You will wonder how you ever got by without them. What will you learn Use Regular Expressions. Troubleshoot Regular Expressions. Compare RE features among different versions. Explain how the regular expression engine works. Optimize REs. Match what you want, not what you don't want. Regular expressions training course details Who will benefit: Anyone looking to use regular expressions. Prerequisites: None. Duration 1 day Regular expressions training course contents Introduction to Regular Expressions Solving real problems, REs as a language, the filename analogy, language analogy, RE frame of mind, searching text files: egrep, egrep metacharacters, start and end of the line, character classes, matching any character with dot, alternation, ignoring differences in capitalization, word boundaries, optional items, other quantifiers: repetition, parentheses and backreferences, the great escape, expanding the foundation, linguistic diversification, the goal of a RE, more examples, RE nomenclature, Improving on the status quo. Extended introductory examples A short introduction to Perl, matching text with regular expressions, toward a more real-world example, side effects of a successful match, Intertwined regular expression, intermission, modifying text with regular expressions, example: form letter, example: prettifying a stock price, automated editing, a small mail utility, adding commas to a number with lookaround, text-to-HTML conversion, that doubled-word thing. Regular expression features and flavours The regex landscape, origins of REs, care and handling of REs, Integrated handling, procedural and object-oriented handling, search-and-replace example. strings character encodings and modes, strings as REs, character-encoding issues, unicode, regex modes and match modes, common metacharacters and features, character representations, character classes and class-like constructs, anchors and other 'zero-width assertions', comments and mode modifiers, grouping capturing conditionals and control. The mechanics of expression processing Two kinds of engines, new standards, regex engine types, from the department of redundancy department, testing the engine type, match basics, about the examples, rule 1: the match that begins earliest wins, engine pieces and parts, rule 2: the standard quantifiers are greedy, regex-directed versus text-directed, NFA engine: regex-directed, DFA engine: text-directed, first thoughts: NFA and DFA in comparison, backtracking, two important points on backtracking, saved states, backtracking and greediness, more about greediness and backtracking, problems of greediness, multi-character 'quotes', lazy quantifiers, greediness and laziness, laziness and backtracking, possessive quantifiers and atomic grouping, possessive quantifiers ?, +, *+, ++ and {m,n}+, the backtracking of lookaround, is alternation greedy? taking advantage of ordered alternation, NFA DFA and posix, the longest-leftmost', posix and the longest-leftmost rule, speed and efficiency. Practical regex techniques Continuation lines, matching an IP address, working with filenames, matching balanced sets of parentheses, watching out for unwanted matches, matching delimited text, knowing your data and making assumptions, stripping leading and trailing whitespace, matching and HTML tag, matching an HTML link, examining an HTTP URL, validating a hostname, plucking a hostname, plucking a URL, parsing CSV files. Crafting an efficient expression Efficiency vs. correctness, localizing greediness, global view of backtracking, more work for POSIX NFA, work required during a non-match, being more specific, alternation can be expensive, benchmarking, know what you re measuring, benchmarking with Python, common optimisations, the mechanics of regex application, pre-application optimizations, optimizations with the transmission, optimization of the regex itself, techniques for faster expressions, common sense techniques, expose literal text, expose anchors, lazy versus greedy: be specific, split into multiple REs, mimic initial-character discrimination, use atomic grouping and possessive quantifiers, lead the engine to a match, unrolling the loop, observations, using atomic grouping and possessive quantifiers, short unrolling examples, unrolling C comments, the free flowing regex, a helping hand to guide the match, a well-guided regex is a fast regex.

IP demystified training course description A concise overview course covering TCP/IP with particular emphasis on the addressing and security issues of TCP/IP networks. What will you learn Describe TCP/IP. List the rules of IP addressing. Recognise the impact of the addressing rules on adds/moves and changes. Recognise the use of subnet masks. Explain how firewalls work. Recognise the role of DNS. IP demystified training course details Who will benefit: Anyone, although the course is particularly aimed at non-technical personnel needing some knowledge of TCP/IP. Prerequisites: Network fundamentals Duration 1 day IP demystified training course contents What is TCP/IP? What is IP? What is TCP? What is TCP/IP? Internetworking, protocols, services. The Internet, RFCs, comparison with OSI 7 layer model. Basic configuration IP addresses, subnet masks, default gateways, DHCP, ping. Addressing IP address format, rules of IP addressing, where to get IP addresses, private addresses, subnet masks, How subnet masks are used to determine network numbers. Ranges of addresses. NAT Private versus public IP addresses, NAT, NAPT. IPv6 What is IPv6, IPv6 usage, Why IPv6, 128bit IPv6 addresses, IPv6 migration, dual stack, tunnelling. Routing What is a router? how routers join networks, benefits and disadvantages of routers, default gateways, routing tables, routing protocols. Traceroute. Firewalls What is a firewall, firewall architectures, filtering, DMZ, Proxy servers, stateful packet inspection. DNS How hostnames are converted to IP addresses.

LAN training course description A concise overview course covering Local Area Networks with particular emphasis on the use of Ethernet and Wireless LANS. As well as explaining buzzwords we cover how the technology works at a simple level. After defining LANs the course moves onto Ethernet and switching also covering VLANs. WiFi is then covered, with coverage of 802.11 standards and frequencies along with integrating WiFi with Ethernet. The course then covers routers and their role in connecting networks and the course finishes with a comparison of Ethernet vs WiFi and when to use them. What will you learn Describe how Ethernet works (in simple terms) and when to use Ethernet. Explain the difference between a switch and a router. Describe how WiFi works (in simple terms). Describe the role of Access points. Evaluate wireless technologies and when to use them. List the speeds of various LAN technologies. LAN training course details Who will benefit: Sales staff, managers and other non technical staff. Prerequisites: None. Duration 1 day LAN training course contents LANS What is a LAN? LAN standards, LAN choices, choosing the media, copper, UTP, cat5e, fibre, RF, bandwidth speeds, link aggregation, Full/half duplex. Ethernet What is Ethernet? 802.3, parts of Ethernet, Ethernet evolution, MAC addresses, frames, broadcasts. Ethernet switches What are switches, switches versus hubs, how switches work, ways to configure switches, Loops, STP. VLANs What are VLANs? Why have VLANs, impact of VLANs, Tagging (aka trunking), 802.1Q Wireless LANS Type of wireless LAN, RF frequencies, 2.4GHz, 5GHz, others, interference, standards, 802.11 and variants, CSMA/CA. Wireless LANS NICs, Access points, integration with Ethernet, multiple access points, mesh networks, WiFi security. Interconnecting LANs Routers, connecting networks, interconnecting VLANs, IP addressing, Layer 3 switches. Summary WiFi vs Ethernet.

BGP training course description A study of BGP for non engineers working in the Internet. The course starts with a review of the basics of routers and routing tables and then moves on to a simple overview of how BPG works with a focus on BGP metrics influencing the route traffic takes through the Internet. Hands on with routers follow the major sessions to reinforce the theory. Note these hands on sessions are more demonstrations by the trainer but some can be followed along and done by delegates (e.g. looking at Internet routing tables.) What will you learn Explain how routing tables influence Internet traffic. Describe how BGP works. Explain the methods BGP can use to influence Internet traffic. Use traceroute, peeringdb, route collectors and looking glasses to analyse traffic flows. Explain the difference between bi lateral and multilateral peering using a route server. BGP training course details Who will benefit: Non technical staff wishing to know more about BGP. Prerequisites: None. Duration 1 day BGP training course contents Networks, routers and routing tables What is a network, what is a router, routing tables, static routes, routing protocols. When an ISP uses static routes and when they use BGP. IP addresses, subnet masks, groups of IP addresses. IPv6. Hands on: Showing a full routing table. Seeing traceroute being used. Basic BGP What's BGP? BGP versus other routing protocols, ASs, AS numbers. RIPE database, peeringdb. Hands on: Finding AS numbers. Showing simple BGP configuration and routing tables in an EVENG example. How BGP works Simple walk through of BGP incremental updates and how routes change when links go down. Hands on: Showing packets and route changes when a link goes down/comes up. BGP path selection Transit, peering, routing policy and route filtering. Longest matching rule in routing tables, route selection order, Local preference, AS prepend, MEDs. Hands on: Seeing BGP influencing traffic. Looking at peering policies in RIPE and peeringdb. Route servers What are route servers? LINX route servers, route server policy control and communities, What are route collectors, Looking glasses. Hands on: Seeing the LINX route server details in peeringdb, using a looking glass.

VoIP and IP Telephony training course description A concise overview course for management covering voice communications using IP networks. The course focuses on how VoIP works at a simplified level enabling delegates to recognise the key decisions to be made when implementing VoIP. What will you learn Describe the key buzzwords used in the VoIP arena. Explain how VoIP and IPT work (at a simplified level). Describe the issues of providing a converged architecture. Recognise the key decisions to be made when implementing VoIP VoIP and IP Telephony training course details Who will benefit: Anyone, although the course is particularly aimed at non-technical personnel needing some knowledge of VoIP. Prerequisites: Network fundamentals Duration 1 day VoIP and IP Telephony training course contents Introduction What is VoIP, brief review of IP, brief review of telephones, voice and signalling. VoIP issues Bandwidth, Delay, Jitter. Voice coding and compression, packetising voice, comparison of techniques, MOS.IP performance and QoS. The need for QoS, prioritising voice. Architectures Hard phones, soft phones, video phones, desktop, backbone, gateway, integrating analog phones and PCs, carriers, Softswitches. VoIP protocol stack RTP, RTCP. H.323 vs SIP, other signalling protocols. H.323 Architecture, Call setup, Gatekeepers. SIP Comparison with H.323, SIP proxy, proxy servers, redirect servers, location servers. MGCP and MegaCo Carrier networks, PSTN breakout, SS7 gateways, MGCP, Megaco. IP PBXs Integrating IP into 'normal' PBXs, IP PBXs, Asterisk. UM, other telephony applications.