1416 Courses delivered Online

XSLT training course description This course has been designed as a follow on course for the XML primer course. The course looks at the use of XSLT in the transforming and styling XML documents. What will you learn Transform and style XML documents using XSLT. XSLT training course details Who will benefit: Anyone working with XSLT. Prerequisites: XML primer Duration 2 days XSLT training course contents Introduction Extensible Stylesheet Language (XSL), transforming and formatting XML. XML refresher The basic rules for building an XML document. An introduction to XSLT The basic concepts of XSLT, xsl:output, xsl:template, xsl:value-of. XML documents as trees How the original XML is transformed into a set of nodes, the general terms for manipulating node trees. Paths (XPath) Use of path matching to select required nodes for transformation. Using templates xsl:apply-templates, xsl:template match, nested templates, xsl:copy , <comment> and <element> , default templates, parameters. Control xsl:if, xsl:choose, xsl:for-each, xsl:sort. Constructing the result tree xsl:output, xsl:attribute, xsl:attribute-set, xsl:comment, xsl:processing-instruction, xsl:text, xsl:value-of, xsl:variable. Combining templates xsl:include, xsl:import, xsl:apply-imports. Transforming to text

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 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.

Advanced HP switches training course description A hands on course covering advanced features of HP switches. The focus of the course is on Layer 3 switching advanced features. Delegates will benefit the most from this course if they can supply us with their own configurations before the course. These configurations can then be used by the trainer in the course. What will you learn Configure and troubleshoot HP layer 3 switching. Configure and troubleshoot OSPF Harden HP switches. Explain the majority of their own configurations (if configurations are supplied to us before the course). Advanced HP switches training course details Who will benefit: Technical staff working with HP switches. Prerequisites: HP switches for engineers. Duration 2 days Advanced HP switches training course content Introduction VLAN review. Tagged and untagged ports. MSTP, PVST, UDLD, BPDU guard. Hands on VLANs, diagnostic tools debug, LLDP, remote port mirroring. L3 switching What are L3 switches? L3 lite, IPv4 and IPv6, routing protocols, routing tables. IP address on VLAN, no ip address on VLAN, connected interfaces, RIP. Hands on Routing between VLANs. Configuring and troubleshooting RIP. VRRP Default gateways, dead router detection, resilience. Hands on Configuring and troubleshooting VRRP. Static routes Why use static routes? Configuring static routes, default routes. OSPF Link state protocols, operation. Router types, LSA types, area 0. Hands on Configuring and troubleshooting OSPF. QoS Layer 2 QoS, 802.1Q, priorities, dscp mapping, rate limiting. Access lists Filtering traffic through the switch, controlling access to the switch, enabling and disabling ACLs, standard ACLs, extended ACLs Security DHCP snooping, ARP protection, STP guards, switch hardening. Summary Walkthrough of delegate configurations.

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.

RADIUS training course description A fast paced hands-on introduction to RADIUS. Moves from installation and configuration through to packet analysis and accounting. Practical exercises are spread throughout the course to maintain student interest. What will you learn Configure PPP and PAP/CHAP. Install and configure RADIUS servers. Describe how RADIUS works. Setup RADIUS accounting. Analyse RADIUS packets. Troubleshoot RADIUS installations. RADIUS training course details Who will benefit: Network Administrators. Support personnel. Anyone who will be working with RADIUS. Prerequisites: Knowledge of the TCP/IP protocols would be advantageous. Duration 2 days RADIUS training course contents What is RADIUS? AAA services, Authentication, Authorisation, Accounting, local AAA services, remote AAA services, What is RADIUS? RADIUS as a protocol, RADIUS as an architecture, RADIUS as a standard. Installing RADIUS RADIUS platforms, RADIUS servers, client server communications, services, daemons. Hands on Installing RADIUS and testing with NTRadPing. Server configuration Configuring clients on the server, shared secrets, usernames and passwords. IP address pools. Hands on Configuring a server and testing with NTRadPing. Client configuration Example clients, client configuration steps, enabling RADIUS, pointing clients to the server, shared secrets, example Cisco authentication, example Cisco authorization. Hands on Configuring clients for RADIUS. How RADIUS works RADIUS architecture, RADIUS and authentication, PPP, PAP, CHAP, RADIUS SUCCESS, RADIUS FAILURE, the RADIUS protocol stack, the RADIUS protocol, the RADIUS header, RADIUS codes, RADIUS attributes, ACCESS-REQUEST example, ACCESS-ACCECPT example, CHAP example, proprietary attributes, using unassigned type codes, RADIUS attribute 26, Cisco specific attributes. Hands on Analysing RADIUS packets, configuring PPP CHAP to work with RADIUS. RADIUS accounting Simplified operation, Accounting codes, Accounting attributes, client and server configuration for accounting. Hands on Configuring RADIUS accounting. RADIUS architectures Traditional architecture, multiple RADIUS servers for resilience, Proxy RADIUS servers, Realms, RADIUS in VPNs, RADIUS with 802.1x. Hands on Using multiple RADIUS servers, Proxies. Troubleshooting RADIUS General problem solving, basic tools, RADIUS troubleshooting, Common configuration errors, log files, RADIUS design and performance. Hands on Fixing RADIUS problems.

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.

Definitive 802.1X training course description A hands-on training course concentrating solely on 802.1X. Hands on sessions follow major chapters to reinforce the theory. What will you learn Describe 802.1X. Explain how 802.1X works Configure 802.1X Troubleshoot 802.1X. Definitive 802.1X training course details Who will benefit: Technical network staff. Technical security staff. Prerequisites: SIP for engineers Duration 2 days Definitive 802.1X training course contents Introduction What is 802.1X? Authentication access, 802.3, 802.11. IEEE, 802, 802.1X-2001, 802.1X-2010. Architecture Supplicant, Authenticator, Authentication server, EAP, EAPOL, RADIUS, Diameter. Port configuration 802.1X in a switch environment. Hands on Configuring 802.1X. How it works Controlled ports, uncontrolled ports. Authentication flow chart, Initialisation, initiation, negotiation, authentication. Hands on 802.1X packet analysis. 802.1X and 802.11 WiFi, WiFi security. Hands on 802.1X WiFi port access. EAP Extensible Authentication Protocol, RFC 3748, RFC 5247. EAP methods: Weak, MD5, LEAP, Strong: TTLS, TLS, FAST. Encapsulation: 802.1X, PEAP, RADIUS, Diameter, PPP. 802.1X accounting RADIUS, accounting messages, 802.1X accounting AV pairs. 8021.X and VLANS VLANs, Guest VLAN, restricted VLAN, voice VLAN. Hands on VLAN assignments with 802.1X.

Session Border Controllers course description A hands on course covering Session Border Controllers with a focus on the technical workings of features commonly found in Session Border Controllers. Hands on practicals follow each major theory session. What will you learn Explain how Session Border Controllers work. Explain the SIP call flow using a SBC. Deploy Session Border Controllers Describe the features found in Session Border Controllers. Session Border Controllers course details Who will benefit: Technical staff working with SIP. Prerequisites: Definitive SIP for engineers Duration 2 days Session Border Controllers course contents SIP review Signalling, media, RTP, SIP, peer to peer, SIP proxies, SIP call flows. Hands on: SIP packet analysis. Session Border Controllers What is a SBC? SBC features, peering scenario, access scenario, NNI SBC, UNI SBC, enterprise SBC. Hands on: SBC call flows SBC topology hiding Header privacy, B2BUA. Hands on: Header analysis. Session control Call admissions, QoS, statistics and billing, redundancy and scalability. Hands on: SBC session control SBC and NAT NAT traversal, STUN, ICE, NAT and SIP, NAT and RTP. Hands on: SBC and NAT traversal. SBC and security DoS, access control, encryption, authentication, toll fraud, regulatory issues, lawful intercept. Hands on: Security. Interoperability mediation Manipulating SIP headers, IMS, IETF, TISPAN, SIP-I. SBC interworking.

IP CCTV training course description This hands on course covers the technologies used in IP CCTV systems. The focus is not on operating or cabling but more advanced configuration and troubleshooting. Hands on sessions are used to reinforce the theory rather than teach specific manufacturer equipment. What will you learn Install IP CCTV. Configure IP CCTV. Explain how IP CCTV protocols work. Troubleshoot IP CCTV. IP CCTV training course details Who will benefit: Technical staff working with IP CCTV. Prerequisites: None. Duration 2 days IP CCTV training course contents Introduction What is IP CCTV? Camera types, Video, Audio, two way audio, IP CCTV software. Hands on Installing IP CCTV. CCTV architecture Components, servers, storage, LANs, WANs. Centralised versus decentralised. Hands on Using IP CCTV. Ethernet What is Ethernet? Ethernet cabling, Inside versus outside, hubs, switches, PoE, VLANs. Hands on Ethernet connectivity. Wireless WiFi, other wireless solutions, 802.11, variations, frequencies, Access Points, bridges, repeaters. WEP, WPA, WPA2, Hands on WiFi Configuration Ways to configure, IP addresses, subnet mask, default gateway, DHCP, NAT, access from the Internet. Hands on CCTV configuration. How IP CCTV works TCP, UDP, IP, RTP, RTSP, SIP, PTZ, NTP, Wireshark. Port numbers. Hands on Using Wireshark to troubleshoot IP CCTV. Network issues with IP CCTV Bandwidth, video resolution, compressions, codecs, frame rates, audio. QoS. One way versus two way traffic. Hands on Analysing CCTV traffic. Security VPNs, Firewalls. Hands on CCTV through a firewall. Troubleshooting ping, tracert, arp, ipconfig, pathping, tracert. Cable issues, switch issues, WiFi issues.CCTV issues. Hands on CCTV troubleshooting. Miscellaneous Design issues, multicasting, gateways. DVR technology. Calculating storage requirements.