1977 Courses in Leicester

SIP in IMS training course description The IP Multimedia Core Network Subsystem (IMS) is defined by 3GPP as a new mobile infrastructure. This advanced course looks at the use of SIP in the IMS. What will you learn Describe the role of SIP in the IMS. Explain how SIP works in the IMS Describe the SIP architecture in the IMS. Explain how SIP and SDP are used in basic IMS procedures. SIP in IMS training course details Who will benefit: Technical telecommunications staff. Prerequisites: SIP for engineers. Duration 2 days SIP in IMS training course contents Introduction SIP review, SIP elements, Simple SIP call flow, What is IMS? Why IMS? Why SIP in the IMS? SIP and IMS relationship. Standards 3GPP, IETF, 3GPPr5, 3GPPr6, 3GPP SIP extensions. SIP and IMS IMS architecture, SIP interfaces. Server functions Registration, home and away, location and directory services, stateful and stateless servers. SIP servers P-CSCF, I-CSCF, S-CSCF, PSTN gateways SIP registration in the IMS SIP REGISTER, IMS identities, registration process, P-CSCF discovery, S-CSCF assignment, IMS subscriber and IMS registrar signalling flow. IMS routing in the registration process. Re and De-registration. SIP sessions in the IMS SIP INVITE, Establishing IMS SIP sessions, User at home network, user roaming, IMS offer answer architecture, SIP preconditions, QoS, reserving resources, IMS bearer network interactions, IMS subscriber and IMS service signalling flow. Typical call flows. SIP services in the IMS IMS specifications, IMS service procedures, call scenarios, call services. IMS multimedia related procedures. IMS presence, IMS messaging, IMS conferencing, IMS PoC. SIP-T SIP and the PSTN, URIs and ENUM, NAPTR, SRV, ISUP numbers and URI mapping, IAM and INVITE, SIP to PSTN/ISUP mapping, PSTN/ISUP to SIP mapping, PSTN to PSTN over SIP. MIME media types for ISUP, DTMF transmission, CLIP and CLIR in SIP, ring tone, split gateways SIP-I ISO standards, translation versus tunnelling. IMS SIP extensions Security (RFC 3310, 3329), Resource reservation (RFC 3312), Media authorisation (RFC 3313), SigComp (RFC 3320), P Headers (RFC 3325, 3455), Mobile registration (RFC 3327, 3608), Reg event (RFC 3680), Preconditions (RFC 4032) Security IMS security architecture, identities, HTTP digest, TLS. Affect of security on SIP media sessions.

Total MPLS VPN for engineers training course description A hands on course concentrating solely on MPLS VPNs. The course begins with a review of VPN basics before moving onto L3VPNs and MBGP, followed by L2VPNs. What will you learn Compare, contrast and evaluate MPLS L2VPNs versus L3VPNs. Describe, configure and troubleshoot MPLS L3VPNs. Configure and troubleshoot MBGP. Describe, configure and troubleshoot MPLS L2VPNs. Total MPLS VPN for engineers training course details Who will benefit: Anyone working with MPLS VPNs. Prerequisites: Concise MPLS for engineers Duration 2 days Total MPLS VPN for engineers training course contents MPLS VPN basics LSR, PE and P router roles. What is a VPN? MPLS VPN types, MPLS VPN comparison, MPLS L3VPN, L2VPN. VPN architectures. Hands on: Building the base network. L3VPN Separate routing tables, The Virtual Routing Table, VRFs, Route Distinguisher (RD), VNPv4 addresses. Hands on: Minimal VRF configuration, routing between customer and provider (PE-CE). MBGP MP-BGP, IPv4 routing, IPv6 routing, VPNv4 addresses, VPNv6 addresses. Exchanging labels. Exchanging routes. Route targets, communities. Route reflectors. Hands on: MBGP setup. MPLS L3VPN troubleshooting. L2VPN Why L2 not L3? Services: TDM, ATM, Frame Relay, Ethernet. Pseudowires. Hands on: Simple L2VPN configuration. Pseudowires VPWS, AToM, Attachment Circuit, Traffic encapsulation, Ethernet over MPLS. Ethernet MTU considerations. VC types. Hands on: PW configuration and troubleshooting. VPLS Ethernet multipoint connectivity. Virtual Forwarding Instance (VFI), Virtual Switching Instance. Flooding, MAC address management, split horizons. Hierarchical VPLS. Signalling: LDP based. BGP based. Auto discovery. Hands on: VPLS configuration and troubleshooting. Next generation L2VPN E-VPN, PBB-EVPN.

LTE training course description This course is designed to give the delegate an understanding of the technologies used within a 3G UMTS mobile network. During the course we will investigate the UMTS air interface and the use of Wideband-Code Division Multiple Access (WCDMA) to facilitate high speed data access, together with HSPA to offer mobile broadband services. We will describe the use of soft handover rather than hard handover procedures and soft capacity sharing. The course includes a brief exploration of the UMTS protocol stack and the use of PDP Context and QoS support features. What will you learn Explain the 3G UMTS architecture. Describe the role of a Drifting & Serving RNC. Explain the use of ARQ & HARQ for mobile broadband. Describe how IMS integrates into the architecture. Describe the use of Media Gateway Controllers. Identify the temporary identities used within 3G UMTS. LTE training course details Who will benefit: Anyone working within the telecommunications area, especially within the mobile environment. Prerequisites: Mobile communications demystified Telecommunications Introduction Duration 2 days LTE training course contents LTE Introduction The path to LTE, 3GPP. LTE to LTE advanced. LTE Architecture The core, Access, roaming. Protocols: User plane, Control plane. Example information flows. Bearer management. Spectrum allocation. LTE technologies Transmission, reception, OFDMA, multiple antenna, MIMO. LTE Air interface Air interface protocol stack. Channels, Resource Grid, cell acquisition. Up and downlink controls. Layer 2 protocols. Cell acquisition Power on, selecting networks and cells. RRC connection. Attach procedure. Mobility management Roaming, RRC_IDLE, RRC_CONNECTED, cell reselection, handover, interoperation with UMTS and GSM networks. Voice and text IMS, QoS, policy and charging.

Docker for engineers training course description Docker is the container platform of choice. This course covers how to use Docker to package your applications with all of their dependencies and then test, deploy, scale and support your containers. Hands on sessions follow all the major sessions. What will you learn Work with Docker images, containers and command line tools. Deploy and test Docker containers. Debug Docker containers. Describe Docker networking, deployment tools, orchestration and security. Docker for engineers training course details Who will benefit: Anyone working with Docker. Prerequisites: Introduction to virtualization. Duration 2 days Docker for engineers training course contents Introduction The birth of Docker, the promise of Docker, what Docker isn't. Docker at a glance Process simplification, broad support and adoption, architecture, getting the most from Docker, the Docker workflow. Installing Docker Important terminology, Docker client, Docker server, test the setup. Working with Docker images Anatomy of a Dockerfile, building an image, running your image, custom base images, storing images. Working with Docker containers What are containers? creating a container, starting a container, auto-restarting a container, stopping a container, killing a container, pausing and unpausing a container, cleaning up containers and images, next steps. Exploring Docker Printing the Docker version, server information, downloading image updates, inspecting a container, getting inside a running container, exploring the shell, returning a result, docker logs, monitoring Docker, exploration. The path to production containers Deploying, testing containers. Debugging containers Process output, process inspection, controlling processes, network inspection, image history, inspecting a container, filesystem inspection, moving along. Docker at scale Docker swarm, centurion, amazon EC2 container service. Advanced topics Pluggable backends, containers in detail, security, networking. Designing your production container platform The twelve-factor app, the reactive manifesto. Conclusion The challenges, the Docker workflow, minimizing deployment artifacts, optimizing storage and retrieval, the payoff, the final word.

Layer 3 switching training course description A hands on switching course for those already familiar with the basics of Ethernet switching. The course focuses on L3 switching along with the QoS and security features that layer 3 switches can add to the network. What will you learn Explain how layer 3 switches work. Troubleshoot layer 3 switching. Implement QoS on switches. Secure networks with L3 switches. Layer 3 switching training course details Who will benefit: Technical staff working with Ethernet switches. Prerequisites: Definitive Ethernet switching for engineers Duration 2 days Layer 3 switching training course contents Switches Switch review, VLANs, inter VLAN routing. Hands on VLANs and tagging, separating networks with routers. VLANs and IP addressing IP addresses, subnet masks, default gateways. Hands on L3 switches and VLANs What are layer 3 switches Routers in switches, configuring a switch to route, switch ports, router ports, when to switch, when to route. What is the difference between a router and a L3 switch? Hands on Analysing packet flows through a L3 switch. L3 switches and static routes Why use static routes? Default routes. Hands on Configuring static routes. L3 switches and routing protocols RIP, OSPF. Hands on RIP, OSPF. First hop redundancy Default gateways, VRRP/HSRP/GBLP. Load sharing, critical IP addresses. Interaction between STP and L3 redundancy Hands on VRRP. Multicasting and L3 switches IGMP, IGMP snooping, multicasts and routers, PIM. Hands on Multicasts between VLANs. IPv6 IPv6 and L2 switches, IPv6 and L3 switches. Hands on Adding IPv6 into the network. QoS DSCP, 802.1Q, 802.1p, mapping, classification, policy, Ingress queues, Egress queues. Dropping frames, limiting bandwidth. Hands on Voice through switches. Security Layer 2 security, filtering at layer 3. Hands on Controlling inter VLAN traffic.

Total SIPp course description SIPp is a robust performance testing tool designed for evaluating the SIP protocol. This comprehensive course takes you on a journey from the initial installation of SIPp to mastering fundamental scenarios, exploring diverse architectures, delving into statistics analysis, and crafting XML scenario files. What will you learn Monitor SIP traffic with SIPp. Use SIPp for performance testing. Use the standard SIPp scenarios. Create custom scenarios in XML for SIPp. Total SIPp course details Who will benefit: Those working with SIP. Prerequisites: Definitive SIP for engineers Duration 2 days Total SIPp course contents Introduction What is SIPp? SIP review: UAC, UAS, INVITE, BYE. Sample SIP call flows. Hands on Wireshark, SIP call flow. Installing SIPp Getting SIPp, installing SIPp. Using SIPp Running sipp. sipp with uas scenario, sipp with uac scenario. The integrated scenarios. Online help. Hands on uac, uas. Controlling SIPp Hot keys, commands, UDP socket. Running SIPp in the background. Traffic control. SIPp performance testing. Hands on Changing call rates, remote control, pausing traffic. Monitoring SIP traffic Scenario screen, statistics. Response times, counters. Hands on Monitoring SIP traffic. More integrated scenarios SIPp and media and RTP. 3PCC. 3PCC extended. Transport modes: UDP, TCP, TLS, SCTP, IPv6 mono and multi socket. Hands on Third Party Call Control. XML What is XML? Content, markup, elements, attributes. Start tags, end tags. Hands on Displaying embedded scenarios, looking at the XML files of the integrated scenarios. Creating your own XML scenarios scenario, message commands, send, recv, nop, pause, sendCmd, recvCmd, common sipp scenario attributes, command specific sipp scenario attributes. XML DTD, jEdit. Hands on uac and uas scenario XML files. Recv actions Log and warning, exec, variables, variable types, variable scope. External variables. Hands on RTP streaming, Change a calls network destination, injection files. Regular expressions What is an RE. POSIX 1003.2. Re injection. Validation. Hands on regex example.

HTTP streaming training course description This course looks at the delivery of video streams using HTTP adaptive streaming. Both MPEG DASH and HLS are investigated. Hands on sessions primarily involve using Wireshark to analyse streams. What will you learn Use Wireshark to analyse and troubleshoot HTTP video streams. Explain HTTP adaptive streaming works. Evaluate and compare MPEG DASH and HLS. Use tools to create HTTP adaptive streams. HTTP streaming training course details Who will benefit: Anyone working in the broadcast industry. Prerequisites: TCP/IP foundation for engineers Duration 2 days HTTP streaming training course contents What is HTTP streaming? The old way. Progressive downloads versus streaming. Why not UDP and RTP for delivery? Adaptive bit rate streaming. Standards. Hands on Base network setup. Using WireShark for HTTP streams. HTTP protocol stack IP, TCP, IPv6. HTTP. HTTP 1.0, HTTP 1.1, HTTP 2.0, HTTP header fields. HTML 5. Hands on Analysing HTTP. Adaptive bitrate streaming principles Chunks, fragments, segments. Manifest files. Encoding, resolution, bitrates. Addressing, relative and absolute URLs, redirection. When does the client switch streams? Switch points. Hands on Walk through of client behaviours on a stream. HTTP streaming architecture Server components, distribution components, client software. CDN, caching, multiple servers. Hands on Analysing CDN and Internet delivery. TCP and HTTP streaming interactions TCP ACK, TCP connections, unicast only. TCP flow control, TCP and performance. Hands on TCP window sizes. MPEG DASH Stakeholders, DASH architecture and model, codec agnostic, XML, Media Presentation Description, Media Presentation, segment formats. Hands on MPEG DASH analysis. HTTP Live Streaming and others Stakeholders. Media segments, media playlists, master playlists. Adobe HTTP dynamic streaming, Microsoft smooth streaming. Hands on Analysing HLS. Tools mp4dash, mp4fragment, libdash. Apple developer tools for HLS. Hands on Creating segmented content. Security HTTPS, encryption, content protection. Hands on Encryption analysis. Summary Choosing a streaming method. Impact of live versus VoD. Web sockets.

OTT TV for engineers course description This course covers OTT TV by primarily looking at the delivery of video streams using HTTP adaptive streaming. Both MPEG DASH and HLS are investigated. Hands on sessions involve using Wireshark to analyse streams as well as crafting segmented content. What will you learn Explain what OTT TV is, and how it works. Describe the OTT TV architecture. Use Wireshark to analyse and troubleshoot OTT video streams. Explain how HTTP adaptive streaming works. Evaluate and compare MPEG DASH and HLS. Use tools to create OTT TV adaptive streams. OTT TV for engineers course details Who will benefit: Anyone working in the broadcast industry. Prerequisites: TCP/IP foundation for engineers. Duration 2 days OTT TV for engineers course contents What is OTT TV? Brodeo providers vs ISPs. Progressive downloads versus streaming. Why not UDP and RTP for delivery? Adaptive bit rate streaming. Standards. Hands on: Base network setup. Using WireShark for HTTP streams. HTTP protocol stack IP, TCP, IPv6. HTTP. HTTP 1.0, HTTP 1.1, HTTP 2.0, HTTP header fields. HTML 5. Hands on: Analysing HTTP. Adaptive bitrate streaming principles Chunks, fragments, segments. Manifest files. Encoding, resolution, bitrates. Addressing, relative and absolute URLs, redirection. When does the client switch streams? Switch points. Hands on: Walk through of client behaviours on a stream. OTT TV streaming architecture Server components, distribution components, client software. CDN, caching, multiple servers. Hands on: Analysing CDN and Internet delivery. TCP and HTTP streaming interactions TCP ACK, TCP connections, unicast only. TCP flow control, TCP and performance. Hands on: TCP window sizes. MPEG DASH Stakeholders, DASH architecture and model, codec agnostic, XML, Media Presentation Description, Media Presentation, segment formats. Hands on: MPEG DASH analysis. HTTP Live Streaming and others Stakeholders. Media segments, media playlists, master playlists. Adobe HTTP dynamic streaming, Microsoft smooth streaming. Hands on: Analysing HLS. Tools mp4dash, mp4fragment, libdash. Apple developer tools for HLS. Hands on: Creating segmented content. Security HTTPS, encryption, content protection. Hands on: Encryption analysis. Summary Choosing a streaming method. Impact of live versus VoD. Web sockets.

Signalling training course description An intensive course that defines and explores the signalling methods that are to be found in today's telecommunications services. What will you learn Describe the Functionality and Features of Signalling. Describe the Functionality of Analogue & Digital Subscriber Signalling. Describe the various types of signalling used on different network types. Describe the Functionality of Private Network Signalling. Describe the Functionality of Public Network Signalling. Signalling training course details Who will benefit: Personnel involved with systems design, implementation and support. Prerequisites: Telecommunications Introduction Duration 2 days Signalling training course contents Introduction What is Signalling?, Standards, ITU-T Recommendations, Signalling Categories - Supervisory Addressing, E.164, Call Information, Network Management, Network Components, Inband/Outband Switch Signalling, Analogue Vs Digital Signalling. Analogue Subscriber Signalling Analogue Local Loops/Switches/Trunks, Digital Switches/Local Loops, Telephone Handset, Accessing the Local Exchange, Pulse/Tone Dialling. Digital Subscriber Signalling Integrated Digital Access, DASS2 & DPNSS, DASS2 - Call, IMUX, Euro ISDN, Q.931 Call Control, Message Identification, Message Types, Call Establishment Messages, Call Clearing. Network Types Service Types, Circuit Switched, Packet Switched, Signalling Terminology, In-Channel Signalling, G.704, Performance and Quality, Digital Signalling, CAS, CAS Applications, Foreign Exchange, CCS, Break-In/Out Private Network Signalling Types Networking PABXs, Inter PABX Analogue Signalling Methods, E & M, Tone-On-Idle, Inter PABX Digital Signalling Methods, DPNSS, DPNSS Deployment, PABX Support for DPNSS, DPNSS Call, Q.Sig, Q.Sig support/functionality/protocol, Message Overview, Call Establishment. Public Network Signalling SS7, SS7 Operations, SS7 Topology, SSP, STP, SCP, Database Types - CMSDB NP LIDB HLR VLR, Signalling Modes, Link Types, Further Redundancy, Linksets, SS7 addressing, Point Codes, Sub-System, Global Title Addressing and Translation, ANSI PCs, ITU-T PCs, SS7 Protocol Stack, MTP Level 1, MTP Level 2, Flow Control, FISU, LSSU, MSU, MSU SIF, MTP Level 3, SCCP, TCAP, TUP, Facility Format, Main Facilities, Flow Control Negotiation, Closed User Groups, Reverse Charging, Fast Select Facility, Throughput Class Negotiation, Call Barring, On-Line Facility Registration. BTUP, ISDN ISUP, Supplementary Services, ISUP Call - IAM, Progress/Answer/Suspend/ Resume/Release Messages, Intelligent Network (IN) Introduction, IN Evolution, IN Conceptual Model, IN Target Services & Service Features, Service Independent Building Blocks

Total NetFlow training course description A comprehensive hands on course covering NetFlow. The course starts with the basics of flows moving swiftly onto configuring NetFlow and studying the information it provides. What will you learn Describe NetFlow. Configure generators and collectors. Recognise how NetFlow can be used. Describe the issues in using NetFlow. Compare NetFlow with SNMP, RMON and sflow. Total NetFlow training course details Who will benefit: Technical staff working with NetFlow. Prerequisites: TCP/IP Foundation Duration 2 days Total NetFlow for engineers What is NetFlow? Flows. Where to monitor traffic. Hands on Wireshark flow analysis. Getting started with NetFlow NetFlow configuration. Hands on Accessing NetFlow data using the CLI. NetFlow architecture Generators and collectors. When flows are exported. NetFlow reporting products. SolarWinds. Hands on Collector software. NetFlow features and benefits Real time segment statistics, real time top talkers, traffic matrices. Hands on Traffic analysis with NetFlow. NetFlow issues NetFlow impact, agent resources, server resources, comparing NetFlow with SNMP, RMON and sflow. Hands on Advanced NetFlow configuration. Export formats Flow aging timers, NetFlow versions, export formats, templates, IPFIX. Hands on NetFlow packet analysis. NetFlow MIBs The NetFlow MIB, configuration, retrieving NetFlow statistics. Hands on Integrating NetFlow with SNMP.