399 Security courses in London

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

NFV training course description Network Functions Virtualization (NFV) brings many benefits, this training course cuts through the hype and looks at the technology, architecture and products available for NFV. What will you learn Explain how NFV works. Describe the architecture of NFV. Explain the relationship between NFV and SDN. Recognise the impact NFV will have on existing networks. NFV training course details Who will benefit: Anyone wishing to know more about NFV. Prerequisites: Introduction to Virtualization. Duration 2 days NFV training course content Introduction What is NfV? What are network Functions? NfV benefits, NfV market drivers. ETSI NfV framework. Virtualization review Server, storage and network virtualization and NfV. Virtual machines, containers and docker. Data centres, clouds, SaaS, IaaS, PaaS. Virtualization of Network Functions Network virtualization versus Network Function virtualization. ETSI NfV architecture ETSI documents, Architecture overview, compute domain, hypervisor domain, infrastructure network domain. IETF and NfV Creating services, Service Functions, Service Function Chaining. SPRING and source packet routing. YANG and NetConf. RESTCONF. VLANs, VPNs, VXLAN. MANO Management and Orchestration. OpenStack, OpenDaylight PaaS and NfV. The VNF domain. Service graphs, MANO descriptors, Open orchestration. The virtualization layer VM centric model, containers versus hypervisors, FD.io. Summary Deploying NfV, performance, testing. Futures.

Essential SDN training course description Software Defined Networking (SDN) has become one of the industries most talked technologies. This training course cuts through the hype and looks at the technology, architecture and products available for SDN along with looking at the impact it may have on your network. What will you learn Explain how SDN works. Describe the architecture of SDN. Explain the relationship between SDN and OpenFlow. Recognise the impact SDN will have on existing networks. Essential SDN training course details Who will benefit: Anyone wishing to know more about SDN. Prerequisites: None. Duration 2 days Essential SDN training course contents Introduction What is SDN? What is OpenFlow? SDN benefits. The SDN stack and architecture. SDN architecture SDN applications, SDN switches, SDN controllers, Network Operating Systems. Control plane, data plane. Control to Data Plane Interface (CDPI), Northbound interfaces. SDN components, control and data plane abstractions. Network Operating Systems Finding the topology, Global view, control program, configuration based on views, graph algorithm. OpenFlow Just one part of SDN. Open Networking Foundation, OpenFlow ports, Flow tables, OpenFlow Channels. The OpenFlow protocol, OpenFlow header, OpenFlow operations. OpenFlow versus OpFlex. SDN and open source OpenDaylight, OpenVSwitch, Open Networking Forum, Open Network Operating System. OpenStack Neutron. SDN implications Separation of control and data plane, NOS running on servers, Emphasis on edge complexity, core simplicity, OpenvSwitch, Incremental migration, importance of software. SDN vs NVF.

Intro to containers training course description This course looks at the technologies of containers and microservices. The course starts with a look at what containers are, moving onto working with containers. Networking containers and container orchestration is then studied. The course finishes with monitoring containers with Prometheus and other systems. Hands on sessions are used to reinforce the theory rather than teach specific products, although Docker and Kubernetes are used. What will you learn Use containers. Build containers. Orchestrate containers. Evaluate container technologies. Intro to containers training course details Who will benefit: Those wishing to work with containers. Prerequisites: Introduction to virtualization. Duration 2 days Intro to containers training course contents What are containers? Virtualization, VMs, What are containers? What are microservices? Machine containers, application containers. Benefits. Container runtime tools Docker, LXC, Windows containers. Architecture, components. Hands on Installing Docker client and server. Working with containers Docker workflow, Docker images, Docker containers, Dockerfile, Building, running, storing images. Creating containers. Starting, stopping and controlling containers. Public repositories, private registries. Hands on Exploring containers. Microservices What are microservices? Modular architecture, IPC. Hands on Persistence and containers. Networking containers Linking, no networking, host, bridge. The container Network Interface. Hands on Container networking Container orchestration engines Docker swarm: Nodes, services, tasks. Apache Mesos: Mesos master, agents, frameworks. Kubernetes: Kubectl, master node, worker nodes. Openstack: Architecture, containers in OpenStack. Amazon ECS: Architecture, how it works. Hands on Setup and access a Kubernetes cluster. Managing containers Monitoring, logging, collecting metrics, cluster monitoring tools: Heapster. Hands on Using Prometheus with Kubernetes.

Transmission demystified training course description Transmission is the process of sending information along a medium of, copper, fibre or wireless. This course looks at transmission techniques for both telecommunications and data communications with a particular focus on Microwave, SDH, DWDM transmission. The course aims to demystify these technologies by explaining all the buzzwords used in transmission. What will you learn Describe various transmission technologies such as multiplexing and demultiplexing. Explain how Microwave works. Explain how SDH works. Explain how DWDM works. Transmission demystified training course details Who will benefit: Anyone working in telecommunications. Prerequisites: None. Duration 2 days Transmission demystified training course contents Transmission basics Systems, media, signals. Signal degradation, noise, distortion, attenuation. Digital, analogue. Modulation, encoding. RF Frequency, wavelength. Distance / range issues, interference, Antenna, power, dB, RF propagation, testing. Microwave transmission What is microwave transmission, point to point communications, line of sight, parabolic antenna, relays, planning considerations, rain and other issues Wired transmissions Copper, Fibre, optical transmission, fibre characteristics, fibre component parts. Multi Mode Fibre (MMF). Single Mode Fibre (SMF). Fibre connections. Lasers. Attenuations, dispersion, optical signal noise ratios (OSNR) and their effects. Channel Spacing and Signal Direction. Limiting factors to single wavelength. Introduction to SDH Timing and synchronisation of digital signals, the plesiochronous digital hierarchy (PDH), the synchronous digital hierarchy (SDH), service protection with SDH. TDM. SDH6 Standards, basic units, frames, STM1 frame, bit rates, STM0, STM1, STM4, STM16, STM64, STM256, SDH architecture, rings, Add drop multiplexors. SDH network topologies, structure of SDH equipment, SDH synchronisation, protection switching in SDH networks, SDH alarm structure, testing of SDH, equipment and systems, Ethernet over SDH. WDM overview Multiplexing, TDM, WDM benefits. WDM standards. CWDM vs. DWDM. Four Wave Mixing (FWM). Impact and countermeasures to FWM on WDM.tructure of SDH equipment, SDH synchronisation, protection switching in SDH networks, SDH alarm structure, testing of SDH, equipment and systems, Ethernet over SDH. DWDM ITU G.694.1, channel and spacing. Optical Terminal Multiplexers (OTM). Optical Add/Drop Multiplexers (OADM). Adding versus dropping. Optical Amplifiers. Erbium Doped Fibre Amplifiers (EDFA). Transponders and Combiners. Optical and Electrical Cross Connects (OXCs/DXCs). Cross Connect types (Transparent/Opaque). Advantages and disadvantages of various Optical cross connects. IP transmission Telecommunications versus data communications, IP transmission, VoIP, MPLS.

SS7 training course description An Introduction to Signalling System No 7. Covering the terminology, technology and topology of the Core Signalling System. What will you learn Describe the evolution of SS7. Identify the component parts of SS7. Describe the basic method of operation of SS7. Describe a basic call set-up and clear within SS7. SS7 training course details Who will benefit: Network/Systems engineers Operators/Planners. Prerequisites: Telecommunications Introduction Duration 2 days SS7 training course contents Introduction Digital Signalling, CAS, CAS Applications, CCS, Layer 1, Layer 2 (HDLC), Layer 3, Evolution of SS7, Common SS7 functions. Physical Functionality SS7 Topology, Service Switching Point (SSP), Signalling Transfer Point (STP), Service Control Point (SCP), Database Types, CMSDB, NP, LIDB, HLR, VLR, Signalling Modes, Link Types, Further Redundancy, Linksets, Signalling Routes. Addressing Addressing in SS7, E.164, ANSI PCs, ITU-T (CCITT) PCs, Connecting Networks (ISPs/NSPs). Message Transfer Part SS7 Protocol Stack, MTP Level 1, MTP Level 2, Signalling Units, Flow Control, Fill In Signalling Unit (FISU), Link Status Signalling Unit (LSSU), Message Signalling Unit (MSU), MTP Level 3. Application and User Parts Signalling Connection Control Part (SCCP), Transaction Capabilities Application Part (TCAP), Telephone User Part, BTUP, ISDN User Part (ISUP), ISUP - Supplementary Services, ISUP - Call, Call Set-up over SS7. The Intelligent Network Function of IN, Evolution of IN, Conceptual Model, Target Services and Service Features, Independent Building Blocks.

Advanced DNS training course description This two-day hands on DNS training course studies both the UNIX BIND and the Microsoft (MS DNS) implementations. The course follows on from our Definitive DNS for engineers course starting with best practices. The majority of the course is spent on securing DNS and in particular DNSSEC. Some parts are specific to BIND. Students choose whether to use Windows or UNIX for the hands on sessions. What will you learn Implement DNS best practices. Harden DNS servers. Install, configure, maintain and troubleshoot DNSSEC. Advanced DNS training course details Who will benefit: Technical staff wanting to learn DNS including: Network personnel. System administrators. Prerequisites: Total DNS for engineers Duration 2 days Advanced DNS training course contents Best practices MX and PTR records, lame delegations, disallowing recursion, TTLs, online testing. Hands on Review of your DNS servers. Split DNS Partitioning internal and external DNS, views. Hands on Implementing split DNS. Hardening DNS ACLs, recursion, queries, trusted sources, chroot jail, secure BIND template. Hands on Securing the DNS server. DNSSEC What is DNSSEC? DNSSEC benefits, DNSSEC RRs. DNSKEY, RRSIG, NSEC, DS. Hands on Creating DNSSEC keys. Securing zone transfers TSIG, shared secret. Securing DDNS. Hands on Secure file transfers. Zone integrity Trusted anchors, Chains of trust, Zone status, Zone signing, Keys. ZSK, KSK, adding keys to a zone file. Secure delegations. Hands on Zone signing Maintaining Signed zones Key rollover, pre publish, double signing, rollover cache.

Oracle SQL Advanced training course description The Oracle SQL Advanced course is designed to give delegates practical experience in using some of the more advanced features of Oracle SQL. Additional datatypes and the use of advanced SQL functions and expressions are covered together with enhanced table handling features. What will you learn Retrieve data using correlated subqueries, in-line views and multi-column subqueries. Use the WITH Clause. Inserting and Updating Rows Using Complex Subqueries Create Hierarchical Queries. Use ROLLUP, CUBE and GROUPING SETS group by enhancements. Implement the GROUPING and GROUPING_ID functions. Manage large data sets. Insert data conditionally and unconditionally. Merge Rows in a Table. Create TIMESTAMP and INTERVAL Datatypes. Use TIMESTAMP, TIMEZONE and INTERVAL functions and literals. Use regular expressions and implement related functions. Manage objects with the data dictionary. Manage schema objects. Perform flashback operations. Create and using external tables. Control user access to database objects. Oracle SQL Advanced training course details Who will benefit: Anyone who needs to use the more advanced features of SQL to improve their productivity in querying and updating an Oracle database. Prerequisites: Delegates should have attended the Oracle SQL course or have a similar level of experience. Duration 2 days Oracle SQL Advanced training course contents Retrieve data using subqueries ANY, ALL or SOME operators, Correlated subqueries, In-Line views, The Exists operator, The WITH clause, Multi-Column subqueries, Insert and update using a query, Correlated update and delete. Hierarchical queries Hierarchical data, The START WITH and CONNECT BY clauses, The LEVEL pseudo-column, Sequencing the output, Eliminating nodes and branches. Enhanced grouping features Review of basic grouping concepts, The ROLLUP and CUBE extensions, The GROUPING SETS extension, Using the GROUPING and GROUPING_ID functions. Manage large data sets Multi-table Inserts, Conditional and unconditional Inserts, Merging data into a table, Table and view based merge, A sub query based merge. Flashback technology Flashback query, The AS clause, Flashback table, Flashback drop. Date, time and time zone support Date, Timestamp and Interval datatypes, Handling dates and times, Handling intervals, Date, timestamp and interval functions and literals, Related NLS parameters. Regular expression support Regular expression notation, Character matching, Repetition operators, Sub expression grouping, Regular expression functions. Manage objects with the Data Dictionary The Data Dictionary, Useful Data Dictionary tables, Using the Data Dictionary. Manage schema objects Column operations, Constraint operations, Creating and dropping Indexes, B-Tree indexes, Function based indexes, Descending indexes, Creating and using external tables. Access control System privileges and roles, Create users, Alter user details, Grant and revoke object privileges.

Network virtualization training course description This course covers network virtualization. It has been designed to enable network engineers to recognise and handle the requirements of networking Virtual Machines. Both internal and external network virtualization is covered along with the technologies used to map overlay networks on to the physical infrastructure. Hands on sessions are used to reinforce the theory rather than teach specific manufacturer implementations. What will you learn Evaluate network virtualization implementations and technologies. Connect Virtual Machines with virtual switches. Explain how overlay networks operate. Describe the technologies in overlay networks. Network virtualization training course details Who will benefit: Engineers networking virtual machines. Prerequisites: Introduction to virtualization. Duration 2 days Network virtualization training course contents Virtualization review Hypervisors, VMs, containers, migration issues, Data Centre network design. TOR and spine switches. VM IP addressing and MAC addresses. Hands on VM network configuration Network virtualization What is network virtualization, internal virtual networks, external virtual networks. Wireless network virtualization: spectrum, infrastructure, air interface. Implementations: Open vSwitch, NSX, Cisco, others. Hands on VM communication over the network. Single host network virtualization NICs, vNICs, resource allocation, vSwitches, tables, packet walks. vRouters. Hands on vSwitch configuration, MAC and ARP tables. Container networks Single host, network modes: Bridge, host, container, none. Hands on Docker networking. Multi host network virtualization Access control, path isolation, controllers, overlay networks. L2 extensions. NSX manager. OpenStack neutron. Packet walks. Distributed logical firewalls. Load balancing. Hands on Creating, configuring and using a distributed vSwitch. Mapping virtual to physical networks VXLAN, VTEP, VXLAN encapsulation, controllers, multicasts and VXLAN. VRF lite, GRE, MPLS VPN, 802.1x. Hands on VXLAN configuration. Orchestration vCenter, vagrant, OpenStack, Kubernetes, scheduling, service discovery, load balancing, plugins, CNI, Kubernetes architecture. Hands on Kubernetes networking. Summary Performance, NFV, automation. Monitoring in virtual networks.

Essential OTN training course description An In-depth introduction to the terminology and technology that will comprise tomorrow's Optical Transport Networks. What will you learn Describe the problems with old technologies. Identify the purpose of new technologies. Describe the functionality of the various transmission mediums available Identify OTN features and functionality. Define the issues involved in equipment and application rollout. Essential OTN training course details Who will benefit: Anyone wishing to learn OTN. Prerequisites: SDH foundation or Essential DWDM Duration 2 days Essential OTN training course contents Scope, References Terms and definitions, Abbreviations and Conventions Optical transport network interface structure Multiplexing/mapping principles and bit rates Optical transport module (OTM-n.m, OTM-nr.m, OTM-0.m and OTN 0.mvn) Physical specification of the ONNI Optical channel (OCh) Optical channel transport unit (OTU) Optical channel data unit (ODU) Optical channel payload unit (OPU) OTM overhead signal (OOS) Overhead description and maintenance signals Mapping of client signals and concatenation Mapping ODUk signals into the ODTUjk signal Forward error correction using 16-byte interleaved RS (255,239) codecs ODUk tandem connection monitoring (TCM) overhead OPUk Multiplex Overhead Amendment 2 including: OTN Multiplexing and Mapping, Basic signal structure, ODTU12, ODTU13, ODTU23, OPUk Multiplex Overhead, OPUk Multiplex Structure Identifier (MSI). OPU2 Multiplex Structure Identifier (MSI), OPU3 Multiplex Structure Identifier (MSI), OPUk Payload Structure Identifier Reserved overhead (RES), ODU1 into ODU2 multiplexing, ODU2 into ODU3 multiplexing, ODU1 into ODU3 multiplexing Amendment 3 including: 40 Gbit/s ODU3/OTU3 and 100 Gbit/s ODU4/OTU4, Support of gigabit Ethernet services via ODU0, ODU2e, ODU3 and ODU4, ODU0 and ODUFlex, Multi-lane OTU3 and OTU4 interfaces, Support for InfiniBand Amendment 4 including: OTSn OTN synchronization messaging channel (OSMC) overhead, FC-1600 Amendment 5 Including: ODUk.ts, OTU0LL (OTU0 low latency), OTSiA (optical tributary signal assembly). OTSiG (optical tributary signal group), OTSiG-O (optical tributary signal overhead), CMEP (connection monitoring end- point), CMOH (connection monitoring overhead), MOTU (Multi-OUT), MOTUm (Multi-OTU with management), OTUCn-M (Optical Transport Unit-Cn, with n OxUC overhead instances and 5G tributary slots). SOTU (Single-OUT). SOTUm (Single-OTU with management). Modified bit rates and capacity for OTU1/2/3/4 OTM.nr.m, OTM.n.m, OTM.0.3v4, OTM 0.4v4 Mapping of CBR2G5, CBR10G, CBR10G3 and CBR40G signals into OPUk 64B/66B and 513B block code format PCS lane alignment marker for 40GBASE-R and 100GBASE-R PT=20/PT=21 and AMP/GMP options OTL 4.10 to OTL 4.4 gearbox ODU switching and Line protection Schemes 10 x 10 MSA Overview of current and future coherent and noncoherent technologies 40Gbit and 100Gbit compliant ROADM's Implementers Guide including replacement terms. Differing vendor's equipment and their implementations Individual and group planning exercises: Upgrade a customer STM-64/10G network to a 40G/ OTN network. Upgrade a customer old 16 Wavelength WDM network to be OTN compliant. Implement a new customer 40 wavelength OTU3 OTN compliant MSPP (DWDM) network. Design a cost-effective solution where we can hand over circuits using 'Optical Transport Lanes'.