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.
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 TRILL training course description A comprehensive look at Transparent Interconnection of Lots of Links (TRILL). This TRILL course starts with the problems in traditional switched networks then moves onto to how TRILL solves these problems. As IS -IS is key to loop free topologies in TRILL networks, this protocol is also studied. What will you learn Explain the benefits of TRILL. Explain how TRILL works. Explain the role of IS-IS in TRILL. Integrate TRILL into existing networks. Total TRILL training course details Who will benefit: Technical staff working with Ethernet. Prerequisites: Definitive Ethernet switching for engineers Duration 1 day Total TRILL training course contents What is TRILL? Layer 2 versus Layer 3, STP problems: One path, convergence, MAC explosion. TRILL switches, RBridges, TRILL campus. TRILL standards TRILL components RBridges, mixing Rbridges with bridges, appointed forwarders. IS-IS Link layer IS-IS, SPF trees, traffic management. IS-IS extensions for TRILL. ISIS TLV. How TRILL works TRILL IS-IS hello discovery, Designated bridge, IS-IS flooding, Appointed forwarder, unicast versus multi-destination frames. TRILL nicknames. TRILL packet headers Local link header, TRILL header. TRILL over Ethernet, TRILL over PPP. VLANs. Fine grained labelling. TRILL BFD. TRILL OAM. Frame overheads. TRILL comparisons MPLS, IP, 802.1aq.
Level 2 NVQ Certificate in Highways Maintenance - Kerbs and Channels
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.
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.
REST and RESTCONF training course description An introduction to REST and RESTCONF using Python. The course progresses from how to use them onto how they work and then looks at using them from within Python all the time on network devices. What will you learn Explain what REST and RESTCONF are. Use the REST API on network device. Use RESTCONF. REST and RESTCONF training course details Who will benefit: Network engineers. Prerequisites: Python for network engineers. Duration 1 day REST and RESTCONF training course contents Using REST Curl, Browser plugins, Postman, RESTClient, Python. Hands on Using the REST API on network devices. What is REST? What is REST? Architecture, APIs, RESTful APIs, APIs over HTTP/HTTPS, URIs, resources, HTTP methods, GET, POST, PUT, DELETE. CRUD. Comparison with other APIs. Hands on REST analysis with Wireshark. Rest conventions Passing parameters, return values, HTTP status, JSON. XML. Hands on Configuring REST on network devices, changing format of responses, POST requests, using parameters. Configuring network devices with REST Invoking multiple RPCs. Hands on Device configuration with REST. The request library RESTFUL APIs in Python, the request library, Installation, example to retrieve the interface configuration. Hands on Using the Python requests library on network devices. RESTCONF What is RESTCONF? YANG and NETCONF, relationship with REST, RESTCONF URIs, A RESTCONF example with ietf-interfaces, RESTCONF responses. PATCH. Hands on Using RESTCONF to update a network device configuration.
NETCONF and YANG training course description An introduction to NETCONF and YANG. The course progresses from what they are, why they are needed, and how to configure them onto a more detailed analysis of how NETCONF works and how to read YANG models. What will you learn Recognise the limits and problems of SNMP and the CLI. Describe the relationship between NETCONF and YANG. Configure NETCONF on network devices. Use NETCONF to configure devices. Read YANG models. NETCONF and YANG training course details Who will benefit: Network engineers. Prerequisites: Network management technologies Duration 1 day NETCONF and YANG training course content What are NETCONF and YANG? Network management and configuration issues. What is NETCONF? What is YANG? Protocols, data models, architecture. Hands on Configuring NETCONF on network devices, using NETCONF. NETCONF NETCONF layers, Secure transport: SSH, Messages: rpc, Operations, Content. Base operations: <get>, <get-config>, <edit-config>, <copy-config>, <delete-config>, <lock>,<unlock>, <close-session>, <kill-session> NETCONF datastores: :candidate, :startup, running. Hands on Retrieving a configuration with NETCONF, Editing a configuration with NETCONF. NETCONF more details NETCONF traffic flows, NETCONF capabilities, hello, capabilities exchange., Filtering data, atomic transactions, validating configurations. Hands on Using NETCONF. YANG YANG models, IETF standard YANG models, tree diagrams, an example: YANG interface management, Module header, Imports and includes, Containers, Lists, leaves, Data types, typedef, Instance data, XML. Hands on Reading YANG data models, creating a configuration instance.
SMPTE 2110 training course description This course studies the new SMPTE ST 2110 suite of standards. The course covers all parts of the standard from SMPTE ST 2110-10 through to SMPTE ST 2110- 50. The course begins with an introduction to all IP studios and separating video and audio streams, then moves on to PTP and synchronisation. Video encapsulation is then followed by audio encapsulation. Handling ancillary data finishes the course. What will you learn Recognise the benefits of SMPTE ST 2110. Describe SMPTE ST 2110. Explain how the SMPTE 2110 standards work. Compare and contrast SMPTE 2110 and SMPTE 2022. SMPTE 2110 training course details Who will benefit: Anyone working in broadcast. Prerequisites: IP broadcast fundamentals Duration 1 day SMPTE 2110 training course contents Introduction The all IP studio. Review of IP and RTP. Role of SMPTE, SMPTE 2022, What is SMPTE 2110, SMPTE 2022 versus 2110, SMPTE 2110 parts, multiplex standards, 2110 separate streams, Video, Audio, ANC. Essences. Separate streams and synchronisation The old way, blackburst, time code, DARS. SMPTE 2110-10, ST2059, PTP, PTP architecture, PTP accuracy, How PTP works, Offset and delay PTP clock types, Hardware time stamping SDP. Hybrids. Uncompressed video SMPTE 2110-20, 2110-21. Image support, raster sizes, bit depth, active video and no blanking, bandwidth and bandwidth savings, pgroups. Timestamps. Packing modes. Packet sizes, pixels per packet. Audio SMPTE 2110-30, 2110-31, PCM, AES3. Allowed versus required. Channels and streams. Ancillary data SMPTE 2110-40, RFC on RTP payloads for ST 291 ancillary data.
QSIG training course description A concise overview of QSIG, covering the development, current use and future of this private network signalling protocol. What will you learn Describe the use of QSIG. Describe the evolution of QSIG. Describe functionality of the QSIGProtocol Stack. Describe functionality and use of the main Supplementary Services and Additional Network Functions within QSIG. QSIG training course details Who will benefit: Network/Systems Engineers Operators/Planners or anyone working within the QSIG Arena. Prerequisites: Telecommunications Introduction Duration 1 day QSIG training course contents Introduction What is QSIG? User benefits, flexible interconnection, public ISDN synergy, feature transparency-end to end intelligence, innovation specialist features - heterogeneous environment. Evolution of QSIG Evolution of QSIG, ISDN PBX Networking, Specification forum (IPNS), QSIG standardisation. The ITU-T reference model extended for corporate networks. QSIG Protocol Q Protocol stack, QSIG basic call layer 3 - SubLayer 1, QSIG Generic Functional layer 3 Sub-Layer 2 (GF), QSIG protocols for supplementary services & ANF's- Layer 3, Sub-Layer 3, Layer 3 Message Overview. Supplementary Services and ANFs QSIG supplementary services standardisation methodology. QSIG Services and additional network features: Advice of charge, Call Completion, (CCBS, CCNR), Call Forwarding and diversion (CFB, CFNR, CFU, CD), Services (CINT, CI, CO, CT, CW, DDI) Services cont. (DND, DNDO), Identification Services - (CLIP, COLP, CLIR, CNIP, CONP, CNIR), Other QSIG services and additional network features (Mobile, Multi Subscriber Number (MSN), Operator Services, Recall (RE), Sub-Addressing (SUB)), User to user signalling, compliance with services. Conclusion - QSIG1 FAQ's, European Computer Manufacturers Association. The Future.