338 Computing & IT courses in Cardiff

SDH training course description Our SDH training course is designed for those with a basic knowledge of the principles of telecommunication digital transmission techniques. An overview of the existing transmission hierarchies and their limitations is provided with an introduction to the Synchronous Digital Hierarchy (SDH). The advantages of SDH are explained fully. What will you learn Identify the major limitations of the PDH network. Outline the advantages of using the SDH. Illustrate the various SDH equipment and network topologies. Describe the principles of the SDH multiplexing structure. SDH training course details Who will benefit: Anyone working with SDH. Prerequisites: It should be noted that this course will assume some basic telecommunication transmission knowledge from the delegates attending. This may be accomplished by attending the Introduction to Telecommunications course. Duration 2 days SDH training course contents Introduction to SDH Timing and synchronisation of digital signals, the plesiochronous digital hierarchy (PDH), the synchronous digital hierarchy (SDH), service protection with SDH SDH Multiplexing Techniques The multiplexing principles of SDH, mapping and aligning a 2Mbit/s tributary into a TU-12, aligning the VC-12 in a TU-12, multiplexing TU-12's into a TUG-2, multiplexing TUG-2's into a TUG-3, multiplexing TUG-3's into a VC-4, the VC-4 path overhead, the STM-1 frame, the AU-4 pointer, the STM-1 section overheads, multiplexer section protection, transmission at rates higher than STM-1, concatenation line transmission functions in SDH SONET Multiplexing Techniques Mapping a DS1 tributary into a virtual tributary, aligning the VT-SPE into a VT frame, mapping the VTGs into a STS-1 SPE, the STS-1 synchronous payload envelope, the STS-1 frame SONET network sections and lines transmissions at higher rates than STS-1 SDH Functions and Facilities SDH network topologies, structure of SDH equipment, synchronisation of SDH networks, protection switching in SDH networks, SDH alarm structure, SDH performance monitoring, testing of SDH, equipment and systems, network management and SDH, asynchronous transfer mode (ATM), future services and technologies OSI Telecommunications Network Management Definition of network management, managing telecom equipment, the managed object library, the management information base, the telecommunications management network (TMN), the Q3 protocol.

Total FabricPath training course description A comprehensive look at Cisco's FabricPath. This course starts with the problems in traditional switched networks then moves onto to how FabricPath solves these problems. As IS-IS is key to loop free topologies in FabricPath networks, this protocol is also studied. What will you learn Explain the benefits of FabricPath. Explain how FabricPath works Explain the role of IS-IS in FabricPath. Integrate FabricPath into existing networks. Total FabricPath training course details Who will benefit: Technical staff working with FabricPath. Prerequisites: Definitive Ethernet switching for engineers Duration 1 day Total FabricPath training course contents What is FabricPath? Layer 2 versus Layer 3, STP problems: One path, convergence, MAC explosion. Frame routing. Shortest path. Comparison with TRILL. FabricPath architecture Core and edge, VLANs, vPC+. IS-IS Link layer IS-IS, SPF trees, traffic management. IS -IS extensions for FabricPath. ISIS TLV. FabricPath forwarding Routing table, Switch IDs, multi destination trees, IGMP snooping. Roots. MAC versus switch tables. FabricPath Dynamic Resource Allocation Protocol (DRAP). FabricPath frames Encapsulation, frame format, Switch ID, Forwarding tag. Miscellaneous Basic configuration, interoperation with STP, TCN forwarding

SMPTE 2022 training course description SMPTE 2022 is the standard for IP video transport in the broadcast industry. This course covers the seven section of the standard in detail. Particular attention is given to FEC and seamless protection switching areas of the standard. What will you learn Use Wireshark to analyse. SMPTE 2022 streams. Explain the role of FEC in SMPTE 2022. Explain how SMPTE 2022 provides resilience. SMPTE 2022 training course details Who will benefit: Anyone working with TV distribution. Prerequisites: TCP/IP foundation for engineers Duration 1 day SMPTE 2022 training course contents Introduction What is SMPTE 2022, SMPTE 2022 parts. SDI over IP. Contribution and distribution versus delivery. The SMPTE 2022 protocol stack SMPTE 2022-2 (mapping of MPEG TS into IP) and SMPTE 2022-6 mapping uncompressed video into IP. IP: Best effort, connectionless, DF flag, routers, Diffserv, RSVP. IPv6. UDP: Unreliable, connectionless, broadcasts, multicasts and unicasts. RTP RTP, ports, payloads types, sequence numbers, timestamps. RTP header extensions. RTCP. MPEG2-TS: Elementary streams, transport over IP. FEC Forward Error Correction. SMPTE 2022-1, SMPTE 2022-5. Logical rows and columns. 1D and 2D parity. FEC header format. FEC configuration and choosing dimensions. FEC traffic shaping. Overheads and delays. Seamless protection switching IP failover. SMPTE 2022-7: Sending two matching streams over different paths. Stream synchronization. The HBRMT header. Calculating the packet to switch over. Summary Summary of the 7 sections of the SMPTE 2022 standard. Clock recovery.

Total SPB training course description A comprehensive look at Service Provider Bridging (SPB) as standardised in 802.1aq. This SPB course starts with the problems in traditional switched networks then moves onto to how SPB solves these problems. As IS-IS is key to loop free topologies in SPB networks, this protocols is also studied. What will you learn Explain the benefits of SPB. Explain how SPB works. Explain the role of IS-IS in SPB. Integrate SPB into existing networks. Total SPB training course details Who will benefit: Technical staff working with Ethernet. Prerequisites: Definitive Ethernet switching for engineers Duration 1 day Total SPB training course contents What is SPB? Layer 2 versus Layer 3, STP problems: One path, convergence, MAC explosion. Virtualisation issues: VRF. Service Provider Bridging (SPB), 802.1aq. Virtual Services Network. SPB variants 802.1Q, 802.1ad, Q-in-Q, VLAN IDs, 802.1ah, M-in-M, I-SID. SPBV, SPBM. SPBM frame format. How SPB works Node ID, Backbone Edge Bridges, Backbone MAC address, Customer MACs, I-SID. IS-IS. Forwarding database. VSN. IS-IS Link layer IS-IS, SPF trees, traffic management. IS-IS extensions for SPB. ISIS TLV. SPB services Data centre bridging, server virtualisation, multitenant applications. Integration of SPB into existing networks. VLAN to ISID mappings. Inter ISID routing, IP/SPB Layer 3 VRF extensions. Miscellaneous Multicast in SPB environments. Source specific multicast trees. SPB configuration. SPB deployment considerations.

Definitive SRv6 course description This one day SRv6 training course is a condensed, intensive program designed to provide network professionals with a fast-track introduction to SRv6 (Segment Routing over IPv6). SRv6 is a revolutionary networking technology that combines the power of IPv6 with the flexibility of Segment Routing, enabling efficient and scalable network operations. In just one day, participants will gain essential knowledge and practical skills to understand, configure, and work with SRv6 in modern network environments. Hands on sessions are used to reinforce the theory rather than teach specific manufacturer equipment. What will you learn Explain packet paths when implementing SLB. Explain how SRv6 works. Explain the difference between SR and SRv6. Implement SRv6. Troubleshoot SRv6. Definitive SRv6 course details Who will benefit: Network engineers, architects, and administrators who want to quickly grasp the fundamentals of SRv6 and its practical applications in their network. Prerequisites: Definitive Segment Routing for engineers Duration 1 day Definitive SRv6 course contents Introduction to SRv6 What is SRv6? Source based routing, difference between SR-MPLS and SRv6. IPv6 headers review, routing headers. SRv6 simplified solution. Hands on Enabling IPv6 in the legacy network. SRv6 transport Segment Routing Extension Header. SRv6 segment identifiers. End SID, End.X SID. ISIS distribution of SIDs. Header processing in a SRv6 topology. Locators. Hands on Configuring SRv6 transport. Analysing SRv6 operation. SRv6 services End.DT4 SID, End.DT6 SID. SRH encapsulation modes: Insert and Encap modes. SRv6 TE policy. Hands on Migrating to SRv6, TI-LFA protection. Micro loop avoidance. SRv6 integration with 'older' technologies MPLS. The role of iBGP and eBGP v6 sessions. Hands on Integration with legacy network. Troubleshooting SRv6 SRv6 ping and traceroute. Hands on: Used throughout the course during exercises.

Streaming telemetry training course description An introduction to streaming telemetry. The course progresses from a brief look at the weaknesses of SNMP onto what streaming telemetry is, how it differs from the xflow technologies, the data formats available and how to configure it. What will you learn Describe streaming telemetry. Explain how streaming telemetry works. Describe the data presentation formats available. Configure streaming telemetry. Streaming telemetry training course details Who will benefit: Network engineers. Prerequisites: TCP/IP foundation for engineers. Duration 1 day Streaming telemetry training course content What is streaming telemetry? SNMP weaknesses, Netflow, sflow, polling and the old models, push vs pull, What is streaming telemetry? Telemetry streaming architecture Model driven versus event driven telemetry, subscriptions, publications. Periodic versus on change, model selection and scalability. Telemetry streaming protocols TCP, UDP, SSH, HTTP, HTTP2, NETCONF, RESTCONF, gRPC, gNMI. Models and Encoding The role of YANG. YANG models and tools. XML/ NETCONF, JSON/RESTCONF, JSON over UDP. Protocol buffers/gRPC. Google Protocol Buffers Decoder ring, protocol definition file. GPB-KV, GPB-Compact. Keys. Streaming telemetry configuration Router: Destination, Sensor, subscription. Collector: YANG models, .proto file. Pipeline. ELK: Consume, store, visualise streaming data. Collection tools APIs, YANG development Kit, Downstream consumers, influxdata, Grafana, Kafka, Prometheus, others.

Total sFlow training course description A comprehensive hands on course covering sFlow. The course starts with the basics of flows moving swiftly onto configuring sFlow and studying the information it provides. What will you learn Describe sFlow. Use Nmap. Recognise how sFlow can be used. Describe the issues in using sFlow. Compare SFlow with SNMP and NetFlow. Total sFlow training course details Who will benefit: Technical staff working with sFlow. Prerequisites: TCP/IP foundation for engineers. Duration 1 day Total sFlow training course content What is SFlow? Where to monitor traffic. Packet based sampling, Time based sampling. Adaptive sampling. Flow samples, Counter samples. Hands on Wireshark flow analysis. Getting started with sFlow sFlow configuration. Enabling sFlow. Per interface. Hands on Accessing sFlow data using the CLI. sFlow architecture SFlow agents and collectors. When flows are exported. Distributed sFlow architecture, subagents. sFlow reporting products. SolarWinds. Hands on Collector software. sFlow features and benefits Troubleshooting with sFlow, controlling congestion, security and audit trail analysis. Hands on Using sFlow. sFlow versus other technologies Flows. sFlow impact and scalability. sFlow versus SNMP and RMON, SFlow versus NetFlow/IPFIX. Hands on Advanced sFlow configuration.

Essential SD-WAN training course description SD-WAN is rapidly growing in use. This vendor neutral course starts with an introduction to what SD-WAN is and when it is useful. Each main area of SD-WAN is then studied in more detail to enable delegates to recognise the technologies used in SD-WAN and then use this information to evaluate SD-WAN products. What will you learn Describe what SD-WAN is (and isn't). Explain how SD-WAN works. Evaluate SD-WAN products. Compare and contrast SD-WAN with other technologies such as MPLS, Ethernet, SDN, NFV and WAN optimisation. Essential SD-WAN training course details Who will benefit: Anyone wishing to learn about SD-WAN. Prerequisites: Network fundamentals. Duration 1 day Essential SD-WAN training course contents What is SD-WAN? What is SD and SDN? What is WAN? Branch/ Office. MPLS, MPLS vs Internet, Ethernet, Broadband, LTE/4G, Cable, Satellite. The impact of the cloud. Single console, Dynamic path selection, automation. Why SD-WAN? Single console Network management, orchestration, administration. Example GUI interfaces. Northbound and southbound APIs. Dynamic path selection SD-WAN transports, Overlay networks, security. VPNs, IPsec. QoS and prioritization. Policies, traffic path rules. Application specific routing, bonding, optimisation. Automation Time saving, removing errors. Zero touch, ZOOM, ZTP. The role of the orchestrator. Real time monitoring of the network. APIs. Architecture and products Hardware solutions, software solutions, virtual appliances. Clouds. SD-WAN edge devices, SDWAN controllers, Orchestrators. HA and SD-WAN. Riverbed, Cisco, Juniper, others. Summary SD-WAN doesn't replace MPLS, virtualisation and SD-WAN. Relationship with SDN and NFV. SDWAN versus WAN optimisation.

DDOS demystified training course description This course covers DDOS attacks and how to defend against them. The course starts by studying DOS attacks and then DDOS attack. Reflectors, booters and stressers are followed by reflection and amplification. Once the various DDOS attacks have been covered we then study the ways to defend against DDOS attacks. What will you learn Describe DDOS. Explain how DDOS attacks work. Recognise DDOS attack types. Describe how to defend DDOS attacks. DDOS demystified training course details Who will benefit: Anyone involved in network security. Prerequisites: Network fundamentals Duration 1 day DDOS demystified training course contents What is DOS? Denial Of Service, outages, Attackers, Command and control, Bots. Why DOS? What is DDOS? Distributed, reflectors, botnets, botnet topologies, amplification, attack bandwidth, attack vectors, booters, stressers, backscatter, DirtJumper, XOR. RUDY. High and Low orbit Ion Cannon. Attack types Application layer attacks, HTTP flood, protocol attacks, SYN floods, teardrop, volumetric attacks, slowloris, DNS cachebusting, fraggle, smurf. IP address spoofing. Reflectors Reflector attacks, amplification attacks, quotients, embedded devices, DNS, NTP, SSDP. DDOS defence Protecting devices from becoming bots. Onsite, outsourced scrubbing, Defending self, defending the Internet, Black hole routing, rate limiting, intelligent application firewalls, anycast, IPS, upstream filtering, BCP38, BCP 140. uRPF.

Jenkins training course description An introduction to Continuous Integration and development (CI/CD) in network automation using Jenkins. The course focusses specifically on the network Devops case of using Jenkins. What will you learn Explain how Jenkins can help with network automation. Configure Jenkins for network Devops. Use Jenkins for network automation. Jenkins training course details Who will benefit: Network engineers. Prerequisites: TCP/IP Foundation Duration 1 day Jenkins training course contents What is Jenkins? DevOps, CI/CD, version control systems, git, automating execution of tasks, Jenkins job, Jenkins pipeline, Jenkins plugins, CI server. Hands on Installing Jenkins. Example pipeline for network automation YAML, GitHub, Jenkins, ansible, network devices. Hands on Investigating a workflow: Auto deploying network configurations. Configuring Jenkins Code repository, build triggers, gerrit and reviews, build environment. A Jenkins job, build step, post build actions, running a Jenkins job, build log, home directory. Hands on Configuring Jenkins. CI using Jenkins Branches, pipeline, git, the git plugin. Hands on A Jenkins job to poll, build and unit test network configurations.