1297 BA courses in Nottingham

TETRA training course description This 2 day training course covers the network architecture required for TETRA. It also looks at the Air Interface, TETRA Functions and Procedures. What will you learn Describe the TETRA Architecture Describe the Air Interface Explain the TETRA Functions Explain the TETRA Procedures TETRA training course details Who will benefit: Anyone working with TETRA. Prerequisites: None. Duration 2 days TETRA training course contents Introduction History of PMR, ETSI development, Tetra function, Tetra markets, Tetra standards, Tetra supplier base, Tetra Release 1, Tetra Release 2. Network Architecture Mobile network Identity, Mobile stations, Base station, Switching & Management, Addresses & Identitie. Air Interface Modulation, TDMA Format, FD, Framin, Burst format, Traffic Channel TCH, Dedicated Channel DCC, Common Control Channel CCC, Signalling Channel SCH, Logical Control mapping LCM, Protocol stack, Voice coded. TETRA Functions Trunked mode operation, User hierarchies, Individual calling, Group calling, Supplementary services, Voice and Data, Data services, Direct mode operation, Tetra WAP, Circuit mode priorities, Circuit mode data, Packet mode data, Discrete and Ambient listening. Automatic vehicle locator. TETRA Procedures MS operational modes, Mobility management, Cell selection, Security & Authentication, Decryption options, Cell setup, Channel assignment, Network management - internal, Network management -external, PSTN Gateway, ISDN Gateway, Control Room Gateway.

ADSL training course description An introduction to ATM. What will you learn Recognise the benefits of ADSL. Describe what ADSL is. Describe how ADSL works. Describe the ADSL architecture Recognise the limitations of ADSL. List the elements required for an ADSL installation. ADSL training course details Who will benefit: Network engineers and anyone who will be working with ADSL. Prerequisites: Intro to data comms & networking Duration 2 days ADSL training course contents What is ADSL? Broadband definitions, OSI layer 1, ADSL services, WANS. ADSL features: always on, point to point, Asymmetric, speeds. ADSL benefits, xDSL family, standards, history, example DSL forum documents. ADSL architecture The big picture, The PSTN and telephones, Digital and analogue, PSTN and modems, ADSL vs. modem speeds, Block 1: Customer premises, Block 2: The last mile, Block 3: The exchange, Block 4: the core network. Customer premises Splitters, micro filters, splitter architectures, Splitterless ADSL, ADSL modems, USB, ADSL routers. The local loop ADSL PHY, Some basics, ADSL margins, speed implications, distances, RADSL, Line testing, whoosh tests, line coding, multiple channels, FDM, echo cancellation, Modulation: AM, FM, PM, QAM, QAM constellations, DMT, CAP, Framing, Superframes, fast data mode, interleaved mode, RADSL revisited. The local loop ADSL PHY, Some basics, ADSL margins, speed implications, distances, RADSL, Line testing, whoosh tests, line coding, multiple channels, FDM, echo cancellation, Modulation: AM, FM, PM, QAM, QAM constellations, DMT, CAP, Framing, Superframes, fast data mode, interleaved mode, RADSL revisited. The exchange Local exchange ADSL items, DSLAMs, ADSL racks, Contention. The core network The role of the core network, ATM, ATM VPI/VCI, ATM cells, ATM layers, AAL5, RAS, Home gateways. ADSL and the higher layers Layer 2 choices, PPPoA, PPP, CHAP, layer 4 and above, ADSL and IP, ADSL and ATM. Installing and configuring ADSL Choosing providers, line activation, hardware requirements, Configuring layer 1 and layer 2, Configuring IP. Summary ITU ADSL standards.

Total H.248 training course description A course focusing purely on the H.248 protocol. Anyone working through the ITU standards documents can testify to the need of a training course to explain how H.248 really works. This course already assumes knowledge of other VoIP protocols and starts by positioning H.248 in relation to the other protocols. The course then looks at H.248 architectures and concepts before analysing H.248 messages and call flows. What will you learn Describe what H.248 is Recognise where H.248 fits in relation to other VoIP protocols. Explain how H.248 works. Analyse H.248 packets Total H.248 training course details Who will benefit: Technical staff working with H.248 Prerequisites: Voice Over IP. Duration 2 days Total H.248 training course contents What is H.248? Review of VoIP protocols: RTP, RTCP, SIP, SDP, H.323. The PSTN and SS7. Where H.248 fits into the picture. H.248 history. MGCP. The IETF. Megaco. ITU standards. H.248v1, v2, v3. H.248 architectures Media Gateways, Media Gateway Controllers, Gateway Control functions, Signalling Gateways. Reference architectures: IMS/TISPAN: IBCF, IWF, I-BGF, SPDF. MSF: S-SBG-NC, D-SBG-NC. GSMA: IPX Proxy. Softswitches. H.248 concepts The connection model, terminations, streams, contexts. Termination properties: descriptors, context properties. Events, signals, packages. H.248 messages Protocol stack, UDP, TCP. Message structure. Transactions, actions, commands. Requests, replies, acknowledgements. Sample message flows. Binary encoding, ASN syntax, Text encoding. H.248 commands Termination manipulation: Add, Subtract, Move, Modify. Event reporting: Notify. Management: AuditCapability, AuditValue, ServiceChange. H.248 Descriptors What are descriptors? Relationship with messages and commands. Basic descriptors, Descriptors composed of other descriptors. The 19 descriptors. Defaults. H.248 Transactions Groups of commands, transaction Ids, relationship with actions and commands. Requests and replies. H.248 wrap up What is a package? Basic packages. H.248 security. H.248 - SIP interoperation. H.248 interoperation with other protocols.

H.323 training course description A hands on course covering IP telephony with H.323. The course starts with a brief review of knowledge students should already possess including RTP and RTCP. The main focus is on H.323 protocols though, progressing from what H.323 is through signalling, call processing and architectures, moving onto more advanced issues including security, multimedia, conferencing, and interoperability. Hands on practicals follow each major theory session. What will you learn Explain how H.323 works. Analyse H.323 packets. Deploy H.323 IP telephony solutions. Integrate H.323 with other telephony solutions. H.323 training course details Who will benefit: Technical staff working with H.323 Prerequisites: Voice Over IP Duration 2 days H.323 training course contents VoIP review Brief review of VoIP, IP, telephones and voice. RTP, RTCP, mixers and translators. What is H.323? The framework, Why H.323, history, H.323 standards and the ITU, H.323 versions 1,2,3,4, and 5, Annexes and Appendices, capabilities, services, How H.323 works, a basic call. H.323 protocol stack The overall framework, Audio codecs (H.7xx), Video codecs (H.26x), T.120 data conferencing. H.323 Architecture Endpoints: Terminals, MCUs, gateways. Gatekeepers, border and peer elements, design issues, signalling with and without gatekeepers. H.225 Packet format, ASN.1, Information elements, Call setup, Call control. Gatekeepers Gatekeeper features, admissions, address translation, bandwidth management, call routing, zones, administrative domains, gatekeeper discovery, call establishment, fast connect. RAS packet formats, RAS signalling. Alternate gatekeepers. H.245 Purpose, call control channel, relationship with H.225, message format, tunnelling. H.323 Supplementary services Conferencing: point to point, multipoint, hybrid, broadcast, H.332. H.450.x. Call transfer, diversion, hold and waiting. Remote device control (H.282, H.283). Capability exchange, Video. Security H.235. Authentication, privacy, transport layer level security. Interoperability Gateways, Inter working with PSTN, SIP and H323. H.246. Annexes and Appendices An overview.

Essential IMS training course description The IP Multimedia Core Network Subsystem (IMS) is defined by 3GPP as a new mobile infrastructure. This course studies the discreet elements in the IMS. What will you learn Describe the IMS. Describe the IMS architecture. Explain how charging, security and QoS is handled in the IMS. Explain how the IMS supports service enablers such as Push to talk and Presence. Essential IMS training course details Who will benefit: Telecommunications staff. Prerequisites: Mobile communications overview Duration 2 days Essential IMS training course contents Mobile communications review The role of IP in telecommunications. GSM to IMS. Enhanced multimedia services, Push To, convergence, conferencing, roaming. What is IMS? What it is, why IMS, standard bodies: 3GPP, IETF, OMA, IMS services. MMD comparison. IMS architecture blocks Overview, IMS functions, IMS interfaces, IMS protocols, IMS elements, IMS reference points. Access network, IMS in GSM, CDMA, WiFi & PSTN networks. Core network. Application, Control and Call planes. HSS - User database Identification. The user database, role of HSS, SLF and multiple HSSs. 'Normal' identities, IMPI, IMPU. IMS signalling: SIP What is SIP? SIP URI, contact address, UAs, Proxies, basic SIP call flow, SIP sessions. IMS other protocols Megaco, Diameter, XML, XCAP, COPS, RTP/RTCP, SDP, H.324M, IM and MSRP. Call/Session Control Call Session Control Functions (CSCF). Domains. Home networks, visited networks. CSCF and SIP. P-CSCF, P-CSCF discovery, P-CSCF functions. I-CSCF, DNS and I-CSCF. S-CSCF, S-CSCF functions, ENUM lookups. QoS. Example call flows. IMS services Open service platform, Application Servers, profiles, AS interface with S-CSCF. 'Normal' services (Caller ID, Call waiting, transfer…) Push to talk Over Cellular (PoC), IMS conferencing, Group management, IMS Presence, IMS Messaging. Other possible applications. Media servers. (MRFC, MRFP). Gateways IMS PSTN procedures, BGCF, PSTN interface. SGW, MGCF, MGW Charging Architecture, Offline, online and flow based charging, charging reference points, CCF, DIAMETER, ICID, IOI. IMS security IMS security architecture, identities, AAA, public and private user ID, service filters, Cx interface, RADIUS, Diameter protocol, 3GPP AKA, integrity, privacy, NDS, IPSEC, trust, assertion.

Essential EVPN training course description Ethernet VPN (E-VPN) and Provider Backbone Bridging E-VPN (PBB-EVPN) are emerging technologies providing Ethernet services over MPLS. This course studies the technologies in E-VPN/PBB-EVPN providing multi-homing, multi pathing, auto discovery, multicast, forwarding and fast convergence. What will you learn Differentiate between E-VPN and PBB-EVPN. Explain how E-VPN operates. Explain how PBB-EVPN operates. Explain how E-VPN provides: Multi homing Multi pathing Auto discovery. Essential EVPN training course details Who will benefit: Network engineers. Staff working for carriers. Prerequisites: Definitive Ethernet switching for engineers Concise MPLS for engineers Duration 2 days Essential EVPN training course contents Introduction to EVPN Network virtualization What Is network virtualization? types of virtual networks, network tunnelling, the consequences of tunnelling, packet load balancing, network interface card behaviour. maximum transmission unit, lack of visibility, VXLAN, protocols to implement the control plane, support for network virtualization technologies, merchant silicon Software, standards. The building blocks of Ethernet VPN A brief history of EVPN, architecture and protocols for traditional EVPN deployment, EVPN in the data center BGP constructs for Virtual networks, address family indicator/subsequent address family indicator, route distinguisher, route target, RD, RT, and BGP processing, route types, modifications to support EVPN over eBGP, keeping the NEXT HOP unmodified, retaining route targets, FRR support for EVPN, automatic propagation of NEXT HOP, RT/RD derivation, what Is not supported in FRR. Bridging with Ethernet VPN An overview of traditional bridging, overview of bridging with EVPN, what Ifs, why does NVE L3 get an advertisement for MACA? handling BUM packets, handling MAC moves, support for dual-attached hosts, the host-switch Interconnect, VXLAN model for dual-attached hosts, switch peering solutions, handling Link failures, duplicate multi-destination frames, ARP/ND suppression. Routing with Ethernet VPN The case for routing in EVPN, routing use cases in the data center, routing models, where is the routing performed? centralized routing, distributed routing, how routing works in EVPN, asymmetric routing, symmetric routing, VRFs in EVPN routing, summarized route announcements, BGP support for EVPN routing, comparing asymmetric and symmetric models, vendor support for EVPN routing. Configuring and administering Ethernet VPN The sample topology, configuration cases, configuring the MTU, the end first: complete FRR configurations, the Invariants: configuration for the spines, firewall, and servers, centralized routing, asymmetric distributed routing, symmetric routing, dissecting the configuration, configuring the underlay, configuring the overlay: FRR configuring the overlay: interfaces, examining an EVPN network, show running configuration, show BGP summary, show EVPN VNIs and VTEPs, identify which VTEP advertised a MAC address, comparing FRR and Cisco EVPN configurations, considerations for deploying EVPN in large networks.

LTE Airside training course description This course provides a concise insight into the LTE airside. Key parts of the course are detailed looks at the air interface protocol stack, cell acquisition, transmission and reception of data and of he layer 1 procedures along with layer 2 procedures. What will you learn Explain the RF optimisation flowchart. Describe the importance of Reference Signal Received Power (RSRP). List many of the 3GPP recommended KPIs. Describe the concept of APN AMBR and UE AMBR within LTE. Describe the use of planning and optimisation computer tools. LTE Airside training course details Who will benefit: Anyone working with LTE. Prerequisites: Essential LTE Duration 2 days LTE Airside training course contents Introduction and review of LTE This section describes the requirements of LTE and key technical features, and reviews the system architecture. LTE Architecture, UE, E-UTRAN and EPC. Specifications. OFDMA, SC-FDMA and MIMO antennas This section describes the techniques used in the LTE air interface, notably orthogonal frequency division multiple access (OFDMA) and multiple input multiple output (MIMO) antennas. Communication techniques for fading multipath channels. OFDMA, FFT processing and cyclic prefix insertion. SC-FDMA in the LTE uplink. Multiple antenna techniques including transmit & receive diversity and spatial multiplexing. Introduction to the air interface This section covers the operation of the air interface, the channels that it uses, and the mapping to the time and frequency domains of OFDMA and SC-FDMA. Air interface protocol stack. Logical, transport and physical channels. Frame and slot structure, the resource grid. Resource element mapping of the physical channels and physical signals. LTE spectrum allocation. Cell acquisition This is the first of three sections covering the air interface physical layer. Here, we cover mobile procedures to start low-level communications with the cell, and base station transmission of the corresponding information. Primary/secondary synchronisation signals. Downlink reference signals. The master information block. Physical control format indicator channel. Organisation and transmission of the system information. Data transmission and reception In this section, we cover procedures used for data transmission and reception on the shared channels, and describe in detail the individual steps. Data transmission and reception on the uplink and downlink. Scheduling commands and grants on the PDCCH. DL-SCH and UL-SCH. Physical channel processing of the PDSCH and PUSCH. Hybrid ARQ indicators on the PHICH. Uplink control information on the PUCCH. Uplink demodulation and sounding reference signals. Additional physical layer procedure This section concludes our discussion of the air interface physical layer, by discussing a number of procedures that support its operation. Transmission of the physical random access channel. Contention and non-contention based random access procedures. Discontinuous transmission in idle and connected modes. Uplink power control and timing advance. Air interface layer 2 This section describes the architecture and operation of layer 2 of the air interface protocol stack. MAC protocol, interactions with the physical layer, use for scheduling. RLC protocol, transparent, unacknowledged and acknowledged modes. PDCP, including header compression, security functions and recovery from handover.

LTE optimization training course description This course gives delegates an understanding of the Key Performance Indicators used within the 3G LTE (4G) network environment. We investigate the 3GPP standards for KPIs (including TR 32.814, TS 32.410 & TS 32.455) these cover GERAN, UMTS & LTE environments. The course details the optimisation procedures and the use of Self optimisation, Selforganising & Self-healing equipment now being deployed across all releases of mobile networks. What will you learn Explain the RF optimisation flowchart. Describe the importance of Reference Signal Received Power (RSRP). List many of the 3GPP recommended KPIs. Describe the concept of APN AMBR and UE AMBR within LTE. Describe the use of planning and optimisation computer tools. LTE optimization training course details Who will benefit: Anyone working with LTE. Prerequisites: Essential LTE Duration 2 days LTE optimization training course contents Introduction to the cellular environment The architecture, 2G (GSM), GPRS/EDGE, The NGMN (Next Generation Mobile Network), media gateway controller, 3GPP Rel99 the 3G introduction, HSPA deployments, 3G LTE (4G). Cellular network procedures GSM/GPRS call setup, GPRS data call setup, 3G UMTS data call setup, Data call (Voice over LTE) in LTE (using IMS), Circuit Switched Fall Back (CSFB) in LTE, IP packet session in LTE. Introduction to the standards The 3GPP specifications body, The numbering structure for KPIs, 2G KPIs, 3G/UMTS KPIs, 3G LTE KPIs, IMS KPIs. Introduction to the KPI definitions KPI definitions, accessibility KPIs, retainability KPIs, mobility KPIs, utilisation KPIs. In-depth overview of the air Interfaces GSM/GPRS FDMA & TDMA solution, 3G UMTS WCDMA solution, HSPA+ sharing spare power (Codes), The 3G LTE uplink & downlink interface explained, Initial attach procedures explained. Problem analysis Reference Signal Received Power (RSRP), Signal to Interference Noise Ratio (SINR), handover success rates, power adjustments, classification of coverage problems, weak coverage & coverage holes, lack of dominant cells, cross coverage, improper tilt settings, uplink/downlink imbalance, signal quality, Azimuths & tilts to reduce interference, Handover failure due to interference, Service drop causes. Mobile RF performance in 2G/3G Performance counters, KPIs, testing & measurement, Drive testing and survey, Data collection and post processing of data, LTE service optimization, bandwidth, poor coverage, Quality, optimization process, KPI optimization, Root Cause Analysis (RCA) applied to RF issues, optimization tools and software. Advanced LTE network planning & optimization LTE UE measurements (RSRP/RSRQ), LTE capacity planning, RF configuration parameters, LTE cell selection/reselection planning, LTE radio network KPIs, LTE user-centric KPIs, LTE network performance KPIs, LTE system utilization KPIs, LTE RF channel performance predictions, LTE channel information processing, LTE channel multiplexing, Physical layer and structure, MIMO in LTE, LTE resource plan LTE and Self-Organizing Networks (SON). Radio network optimization work flow Work flow, the existing network, Optimization team establishment and cluster division, Single site verification, Alarm check, Cell state check, Radio parameters check, Site verification, Statistics analysis, Coverage problem analysis. Mobile internet and QoS issues Cellular QoS reference models. How QoS impact on KPIs and measurements, Introduction to mobile internet, The concept of shared access technologies, Support for QoS in the WCDMA environment, The PDP context model, Supporting end-to-end QoS, EPS bearer concepts, Default EPS bearer, Dedicated EPS bearer, APN-AMBR, UE-AMBR.

WhatsUp Gold training course description A hands on course focusing on network management using WhatsUp Gold. What will you learn Discover devices using WhatsUp Gold. Use WhatsUp Gold. Poll and monitor devices using WhatsUp Gold. Create Alarms, alerts and reports. Diagnose faults using WhatsUp Gold. Administrate a WhatsUp Gold system. WhatsUp Gold training course details Who will benefit: Technical staff working with WhatsUp Gold. Prerequisites: None. Duration 2 days WhatsUp Gold for engineers Getting started with WhatsUp Gold Starting WhatsUp Gold, manual discovery, automatic discovery, controlling IP discovery, mapping network devices. Hands on Using WhatsUp Gold. Agents Configuring Cisco devices for SNMP support, communities, traps, syslog. MIBs. Hands on Device discovery. Adding devices. Customising maps. Using WhatsUp Gold Polling, obtaining MIB information, MIB walking, Active monitors, critical monitors, passive monitors. Hands on Monitoring devices. Groups. MIB walking. SNMP trap monitor. Syslog monitor. Alarms Actions, Alert centre, thresholds, actions on events. Hands on Using the alert centre. Web tools. Reports Creating reports, automatic reports, customising reports. Hands on Performance reports. Graphs. Administration Users, backups, the database. Hands on Adding a user. Backups.

SNMPc training course description A hands on course providing a solid foundation on network management using SolarWinds. The course specifically focusses on SolarWinds Orion Network Performance Monitor. The course starts with configuring agents and device discovery, onto exploiting SNMP with SolarWinds and then Alerts, reports and customisation of menus, views and maps. What will you learn Discover devices using Solarwinds. Use Solarwinds. Poll and monitor devices using Solarwinds. Create Alarms and reports. Diagnose faults using Solarwinds. SNMPc training course details Who will benefit: Technical staff working with Solarwinds. Prerequisites: None. Duration 2 days SNMPc training course content Getting started with SNMPc Manual discovery, automatic discovery, controlling IP discovery, mapping network devices. Hands on Using SNMPc. Agents Configuring Cisco devices for SNMP support, communities, traps, syslog. MIBs. Hands on Device discovery. Adding devices. Customising maps. Using SNMPc Polling, obtaining MIB information, MIB walking. Compiling MIBs. Hands on Monitoring devices. Groups. MIB walking. SNMP traps. Alarms Events and alarms, thresholds, event actions. Hands on Automatic alarms. Reports Creating reports, trend reports, customising reports. Hands on Performance reports. Graphs. Administration Users, customised views, backups, the database. Hands on Adding a user. Backups.