3483 Courses in London

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.

3COM SWITCHES TRAINING COURSE DESCRIPTION A hands on course covering the product specifics of 3Com switches. Installation, configuration, maintenance and troubleshooting are all covered in a practical oriented way. WHAT WILL YOU LEARN * Install 3Com switches. * Use the command line interface and the web based interface to manage 3Com switches. * Configure and troubleshoot 3Com switches. * Configure and troubleshoot 3Com switches. * Perform software upgrades. 3COM SWITCHES TRAINING COURSE DETAILS * Who will benefit: Anyone working with 3Com switches. Particularly aimed at engineers and technicians supporting 3Com switches. * Prerequisites: None. * Duration 2 days 3COM SWITCHES TRAINING COURSE CONTENT * Introduction How Ethernet works with hubs, How Ethernet works with switches. Installing 3Com switches. Hands on Building a network with a hub, building a network with a 3Com switch. * Basic troubleshooting The 3Com switch range, LEDs, cabling issues, system resets, default settings. Hands on Building a network with multiple 3Com switches. * Configuration methods Managed vs. unmanaged switches, Console port access, telnet, web based access, SNMP, saving configurations, NVRAM, switch stacks. Hands on Accessing the switch using the console, IP address configuration, telnet. * Console interface Default users, passwords, the menus, menu options, online help, CLI commands. Hands on Setting passwords, displaying the switch configuration. * Web based interface Getting started, basic format. Hands on Configuring the switch using the web interface. * Port configuration Common port configuration tasks, port aggregation, resilient links. Hands on Configuring ports. * STP configuration What is STP? Configuring STP. Hands on Enabling and disabling STP, configuring STP. * VLAN configuration What are VLANS? 802.1Q, tagged/untagged, creating VLANS, applying VLANS. Hands on Setting up VLANS, setting up 802.1Q, Inter VLAN traffic. * Housekeeping TFTP, software upgrades Hands on Software upgrade. * SNMP SNMP configuration, Transcend, other NMS's. Hands on Using SNMP to manage a 3Com switch, putting it all together: troubleshooting.

NNMI FOR ENGINEERS TRAINING COURSE DESCRIPTION A hands on course focusing on network management using Network Node Manager (NNMi) on Microsoft Windows or UNIX. WHAT WILL YOU LEARN * Describe the network management architecture. * Use NNMi. * Diagnose faults using NNMi. * Recognise the MIB structure. NNMI FOR ENGINEERS TRAINING COURSE DETAILS * Who will benefit: Network administrators. Network operators. Those wishing to find out more about how their NNMi works. * Prerequisites: TCP/IP foundation for engineers * Duration 2 day NNMI FOR ENGINEERS TRAINING COURSE CONTENT * Network management What is network management? Benefits, issues, demonstration. * Getting started with NNMi Starting NNMi, IP discovery, IP monitoring, controlling IP discovery. * Using NNMi Mapping devices, map layouts, maps and submaps, objects and symbols, object attributes, colour codings, polling. * Agents Configuring Cisco devices for SNMP support, communities, traps, syslog. * Parts of SNMP SNMP architecture, MIBs, The protocol. NNMi SNMP configuration * NNMi alarm browser NNMi alarms, alarm categories, filtering alarms, alarm details window. * MIBs MIB1, MIB2, The MIB2 groups, additional MIBs, MIB compilers, vendor MIBs. NNMi MIB loader and browser. * Monitoring devices Polling, obtaining MIB information. * Diagnostic tools Poll node, the ping window, protocol test, locate route * NNMi fault management Alarms, polling, fault management, setting thresholds and configuring traps.

OPENSSL FOR ENGINEERS TRAINING COURSE DESCRIPTION A hands on course covering OpenSSL. The course focusses on the use of OpenSSL from the command line as opposed to using its extensive libraries. Certificate authorities are configured along with key generation, HTTPS and a SSL VPN. WHAT WILL YOU LEARN * Describe OpenSSL. * Use OpenSSL. * Describe and implement: * Explain how the various technologies involved in an OpenSSL work. OPENSSL FOR ENGINEERS TRAINING COURSE DETAILS * Who will benefit: Network personnel. * Prerequisites: IP security foundation for engineers * Duration 2 days OPENSSL FOR ENGINEERS TRAINING COURSE CONTENTS * What is OpenSSL? What is SSL? SSL versions, TLS, TLS negotiation, TLS authentication, What is OpenSSL, Command line tool, SSL library. OpenSSH, OpenVPN. Hands on TLS packet analysis. * Getting started with OpenSSL Downloading, source code, packages, installing, versions, configuration, openssl command. Cipher suite selection. Hands on Encrypting a file with openssl. * Public and private keys Algorithms, creating keys, public keys, private keys, encrypting the private key. Hands on Encrypting a file with keys. * Digital signatures Creating signatures, checking validity of signatures, Self signing SSL certificates. Viewing certificates. Certificate files. Converting between formats. Hands on Securing a web server with HTTPS. * Simple PKI with OpenSSL Root CA, signing CA, configuration files, Certificate signing requests. Email certificates, TLS server certificates. Hands on Implementing a simple PKI with OpenSSL.

HARDENING CISCO DEVICES TRAINING COURSE DESCRIPTION A hands on course focusing on how to lock down Cisco IOS routers and switches. WHAT WILL YOU LEARN * Harden Cisco devices. HARDENING CISCO DEVICES TRAINING COURSE DETAILS * Who will benefit: Technical network staff. Technical security staff. * Prerequisites: TCP/IP foundation for engineers. * Duration 5 days HARDENING CISCO DEVICES TRAINING COURSE CONTENT * Introduction Router security, Switch security, Cisco IOS, IOS versions, Cisco advisories, the management plane, control plane, data plane. Hands on Checking IOS versions and advisories. * Access control Infrastructure ACLs, Transit ACLs. Hands on Restricting access to the device, Filtering data traffic. * Management plane: Securing operations Passwords, privilege levels, AAA, TACACS+, RADIUS. Hands on Password management. * Management plane: Other general hardening Logging best practices, secure protocols, encrypting management sessions, configuration management. Hands on Hardening the management plane. * Control plane Disabling reception and transmission of certain messages, Limiting CPU impact of control plane traffic, securing routing protocols. Hands on Hardening the control plane. * Data plane Transit ACLs, disabling unused services, disabling unnecessary protocols, anti spoofing, limiting CPU impact of data plane traffic, identifying and tracing traffic, Netflow, VLANs, port security. Hands on hardening the data plane.

OPENVIEW TRAINING COURSE DESCRIPTION A hands-on course focusing on network management using HP OpenView network node manager on Microsoft Windows or UNIX. WHAT WILL YOU LEARN * Recognise the benefits of ADSL. * Describe the network management architecture. * Use HP OpenView. * Diagnose faults using HP OpenView. * Recognise the MIB structure. OPENVIEW TRAINING COURSE DETAILS * Who will benefit: Technical staff wanting to learn DNS. * Prerequisites: TCP/IP Foundation * Duration 2 days OPENVIEW TRAINING COURSE CONTENTS * Network management What is network management?, Benefits, issues, demonstration. * Getting started with HP OpenView Starting HP OpenView, IP discovery, IP monitoring, controlling IP discovery. * Using HP OpenView Mapping devices, map layouts, maps and submaps, objects and symbols, object attributes, colour codings, polling. * Agents Configuring Cisco devices for SNMP support, communities, traps, syslog. * Parts of SNMP SNMP architecture, MIB's, The protocol. HP OpenView SNMP configuration * HP OpenView alarm browser HP OpenView alarms, alarm categories, filtering alarms, alarm details window. * MIB's MIB1, MIB2, The MIB2 groups, additional MIB's, MIB compilers, vendor MIB's. HP OpenView MIB loader and browser. * Monitoring devices Polling, obtaining MIB information. * Diagnostic tools Poll node, the ping window, protocol test, locate route * HP OpenView fault management Alarms, polling, fault management, setting thresholds and configuring traps.

CALL CENTRE TRAINING COURSE DESCRIPTION A theory based course covering the major technologies found in call centres today. WHAT WILL YOU LEARN * ACD * IVR * CRM * CTI * Diallers CALL CENTRE TRAINING COURSE DETAILS * Who will benefit: Anyone needing to know about technologies used in call centres. * Prerequisites: Telecommunications Introduction Introduction to data comms and networking * Duration 2 days CALL CENTRE TRAINING COURSE CONTENTS * Overview What are call centres? What are contact centres, Inbound call centres, outbound call centres, blended call centres, Call centre architectures. * Telephony and telecomms basics PSTN, switching, PBXs, call routing. * Data basics OSI, IP, VoIP. * Routing, queuing and matchmaking Principles, distribution, sequencing. * ACDs PBX features, Users, call processing, agent features, supervisor features, ACD telephones, ACD calls vs PBX calls, agent positions, ACD groups, routing calls, skills based routing. IVR Types, architectures, choice and control, best practices, IVR input technologies, IVR output technologies, speech recognition, call routing, IVR sizing, web based self service. CRM Contact management, databases, integration, use in call centres, benefits and features. * Call centre integration Media types, VoIP, unified messaging, VoiceXML. * CTI Simple CTI, 1st and 3rd party integration, CTI benefits and applications in call centers. * Diallers History, campaigns, campaign types, Call Progress Detectors, Preview and Predictive Dialling. * Management tools Measuring, managing, optimising, recorders, forecasting call centre resources.

MIKROTIK ROUTERS TRAINING COURSE DESCRIPTION A fast paced practical hands on introduction to Mikrotik routers concentrating on basic product knowledge needed for the real world. Starts with the basics of accessing the routers through configuring static routes, RIP and OSPF, ending with firewalls. Hands on sessions follow all the major chapters. WHAT WILL YOU LEARN * Use Winbox. * Use the Mikrotik command line. * Perform basic troubleshooting. * Configure Interfaces, RIP and OSPF. * Perform housekeeping tasks such as: - save and load configurations - upgrade the OS - recover lost passwords MIKROTIK ROUTERS TRAINING COURSE DETAILS * Who will benefit: Anyone who will be working with Mikrotik routers. * Prerequisites: TCP/IP foundation for engineers * Duration 2 days MIKROTIK ROUTERS TRAINING COURSE CONTENT * Mikrotik routers RouterOS, RouterBoard. System resources. * Getting started Accessing the router, Winbox, Webfig, Quickset. telnet. * The command line interface Contexts, online help, basic troubleshooting. * Configuring Interfaces Basics, Enabling interfaces. Ethernet, loopback interfaces. Adding IP addresses. * Static routes Why use static routes? Configuring static routes, default routes. * Configuring RIP How RIP works, configuration, troubleshooting. * OSPF Configuration and troubleshooting. * Housekeeping Configuration management, offline editing and FTP usage. RouterOS upgrades. Packages. Bypassing passwords. * Other functions DHCP server. * Firewall Connections, chains, actions, filters.

LTE BACKHAUL TRAINING COURSE DESCRIPTION This course provides a concise insight into the LTE backhaul. Key parts of the course are detailed looks at the transport of messages and the S1 and X2 protocols. WHAT WILL YOU LEARN * Describe the overall architecture of LTE. * Explain how data and signalling messages are transported in LTE. * Describe the S1 protocol. * Describe the X2 protocol. LTE BACKHAUL TRAINING COURSE DETAILS * Who will benefit: Anyone working with LTE. * Prerequisites: Mobile communications demystified * Duration 2 days LTE BACKHAUL TRAINING COURSE CONTENTS * Introduction In the first section of the course, we review LTE and its hardware and software architecture. Requirements and key features of LTE. LTE Architecture and capabilities of the UE. Architecture of the E-UTRAN, functions of the eNB. EPC architecture, and functions of the MME, SGW, PGW and PCRF. System interfaces and protocol stacks. Example information flows. Dedicated and default bearers. EMM, ECM and RRC state diagrams. * Architecture of the radio access network In this section, we look in more detail at the architecture of the evolved UMTS terrestrial radio access network (E-UTRAN). Logical and physical architecture of the E-UTRAN. Numbering, addressing and identification. E-UTRAN functions. E-UTRAN protocol stacks. Timing and frequency synchronisation in LTE. * Transport of data and signalling in LTE Here, we look in more detail at the techniques and protocols that are used to transport data and signalling messages across the evolved UMTS terrestrial radio access network and the evolved packet core. Quality of service in LTE. The GPRS tunnelling protocol. Differentiated services Multi-protocol label switching (MPLS). The stream control transmission protocol (SCTP). * The S1 application protocol This section gives a detailed account of the signalling procedures in the S1 application protocol, which the MME uses to control the operation of the eNB. The material looks at the procedures, messages and information elements, and relates them to the system-level procedures in which they are used. S1 setup procedure. UE context management procedures. Non access stratum information transport. Procedures for managing the evolved radio access bearer (E-RAB). Paging procedures. Mobility management procedures for S1-based handovers. Procedures in support of self-optimising networks. * The X2 application protocol This section gives a detailed account of the signalling procedures in the X2 application protocol, which is used for peer-to-peer communication between eNBs. The material looks at the procedures, messages and information elements, and relates them to the system-level procedures in which they are used. X2 setup procedure. Mobility management procedures for X2-based handovers Procedures in support of self-optimising networks. * High level system operation In the final section, we bring our discussions of the S1 and X2 application protocols together by reviewing the system-level operation of LTE. Attach procedure. Transitions between the states of RRC Idle and RRC Connected. Tracking area updates in RRC Idle. Handover procedures in RRC Connected.

DATA CENTRE INFRASTRUCTURE COURSE DESCRIPTION This course provides a foundation in data centre infrastructure technologies. It begins with a tour of virtualisation and the impact of this on the network before moving on to the spine and leaf design, how it works and how to scale. Layer 2 technologies enabling this architecture are studied in terms of the impact on the data centre. The course then progresses onto how Layer 3 technologies such as BGP, EVPN and VXLAN are used in data centre networks. The course then studies interconnecting data centres finishing with a section on automation and orchestration of both underlay and overlay networks. WHAT WILL YOU LEARN * Explain the spine and leaf architecture * Recognise the impact of virtualisation, containers and orchestration on the network * Describe how the following technologies are used in data centres: Multi port aggregation Overlay networks MBGP, VRFs, EVPN VXLAN COOP DATA CENTRE INFRASTRUCTURE COURSE DETAILS * Who will benefit: Staff involved with Data centres. * Prerequisites: Network fundamentals for engineers * Duration 2 days DATA CENTRE INFRASTRUCTURE COURSE CONTENTS What is Ethernet? Data centres versus enterprise networks. Servers, Blades, Racks, Clusters, Storage, Virtual Machines, Hosts, guests, containers, orchestration. Virtual switches. Distributed switches. Live migrations (e.g. vMotion). IP addressing and VM traffic. Data centre network architecture Spine leaf design. North south traffic, East West traffic, Scaling: Ports, bandwidth. N+1 redundancy, ratio East West optimisation, oversubscription. 2 tier versus 3 tier Leaf/Spine. Pods. Underlay, Overlay L2 technologies STP vs link aggregation vs multi link aggregation. LACP, LLDP, CDP. Scalability. VLANs and VLAN pruning. L2 design recommendations. Disabling STP on edge ports. L3 technologies Underlay, Overlay, VXLAN, VTEP, VXLAN overlay forwarding, EVPN, IS-IS, COOP, MP BGP, VRFs, EBGP, IBGP, AS numbers, route reflectors. Anycast gateways. MTU considerations-for data and control planes. BUM traffic. Data centre interconnects Pods, fabrics, multi pods, multi fabric, multi site. VXLAN with BGP/EVPN Data center interconnect. Cloud integration, Inter Site Networks. Automation Automation and orchestration, Zero touch provisioning, Devops, Netops, telemetry automated configuration for underlay and overlay, SDN.