399 Security courses in London

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.

Total STP training course description The Spanning Tree Protocol (STP) dates from 1985. This course explores in depth how the protocol works and the implications this has on network performance. We also study STP variants including 802.1w (RSTP) and 802.1s (MSTP). What will you learn Explain how STP works. Explain how RSTP works. Explain how MSTP works. Troubleshoot STP and variants. Total STP training course details Who will benefit: Technical network staff. Prerequisites: Definitive Ethernet switching for engineers Duration 1 day Total STP training course contents STP What is 802.1D, what is STP, resilience, broadcast storms, forwarding and blocking, single path. Hands on Impact of broadcast storms, enabling disabling STP. Operation STP frames, BPDUs, root bridge election, blocked ports, root ports, designated ports. STP path costs. Hands on Analysing STP, troubleshooting implications. Topology changes Hello timer, Forward delay timer, max age timer, Topology Change Notification (TCN) BPDU. Hands on STP convergence. STP enhancements and tuning Bridge ID, Bridge priority, port priority, 30 second delay, Edge ports, PortFast, root guard, loop guard, BPDU guard. Hands on Root bridge positioning, improving STP convergence. RSTP 802.1w, Improvements, convergence times. RSTP bridge port roles, RSTP switch port states. Edge ports, link ports. Hands on RSTP configuration and convergence. VLANs and STP Access/untagged ports, trunk/tagged ports, PVST, PVST+, RPVST, MISTP, MSTP and 802.1s. MSTP BPDUs. Instances, Load balancing, impact on CPU. Hands on MSTP load balancing. Interoperability Regions, Virtual bridges, domains. Hands on STP, RSTP and MSTP interoperation.

VSAT training course description This 2 day training course examines what VSAT is, its usages and users. It then looks at the hardware required for VSAT. What will you learn Explain how VSAT is used Describe the hardware required for VSAT operation. VSAT training course details Who will benefit: Anyone working with VSAT. Prerequisites: None. Duration 2 days VSAT training course contents Introduction History of PMR VSAT Introduction A Brief History Satellite Services Satellite Communications Satellite Footprint Radio Frequency Bands ITU Definitions VSAT Users What is a VSAT? VSATs - Usage VSATs - Users VSAT Hardware Typical System Hardware VSAT ODU and IDU VSAT Station Equipment Diplexer and Feed Horn Typical Waveguide Element Polarisation VSAT Hub Antenna Pointing Outdoor Unit Outdoor (continued) VSAT Network Earth Stations Indoor Unit VSAT Network Earth Stations Indoor Unit Element Hub Station Hub Sub-station Hub Options Hub Options (2) Hub Options (3) Temporary Mount

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.

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.

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.

PC fundamentals training course description A basic introductory course for those who have never worked with PCs before. The principle target audience is for those who will become PC support people. What will you learn Cable PCs. Perform preventive maintenance on PCs Run Windows and start applications. Use Microsoft Office applications. Customise Windows. PC fundamentals training course details Who will benefit: Anyone new to PCs. Prerequisites: None. Duration 3 days PC fundamentals training course contents PC hardware Overview of components inside a PC, cabling up a PC, preventive maintenance, cleaning mice, hardware screen controls, booting a PC. Windows overview Versions of Windows, Starting Windows, logging on, shutting down. Using Windows The desktop, the start menu and submenus, getting help, shutting down Windows, switching between applications, sizing and controlling windows, special keys on the keyboard. Accessing files and folders Folders and files, Windows explorer, IE, creating, viewing and manipulating folders, creating, viewing and manipulating files, permissions, bits and bytes, the recycle bin, undeleting and undoing, formatting floppy disks, using floppy disks DOS Accessing DOS, basic DOS commands, drives. Microsoft Office Word documents, Excel spreadsheets, emails, browsing the Internet, printing files, managing print queues. Printing Overview, printing, properties Customisation Customising the task bar, customising the start menu. The control panel, mouse and display properties, Desktop settings, setting the date and time. Networking overview Workgroups and domains, Accessing file and print resources

Linux fundamentals training course description An introduction to using the Linux operating system with a focus on the command line. Appropriate for all versions of Linux. The starting point for all Linux work, we concentrate on the technical aspects rather than issues such as using browsers. The course is heavily practical in nature. The course can be run on any Linux distribution you wish. What will you learn Describe Linux. Log in and use Linux commands to perform a variety of tasks from manipulating and printing files to looking at and killing processes. Create and edit files with vi. Recognise the role of the administrator. Write simple shell scripts. Customise the user environment. Linux fundamentals training course details Who will benefit: Anybody who needs to use a Linux system. Prerequisites: None. Duration 3 days Linux fundamentals training course contents What is Linux? Operating systems, Linux flavours, Linux distributions, open source software. Getting started Logging in, changing passwords, logging out. Linux basics Command structure. The Linux manuals, basic commands (who, date, tty, uname, echo, banner...) Filesystem commands Home directories, manipulating files and directories, Filesystem layout, Pathnames, hard and symbolic links. Viewing files. The Linux editors ed, vi, shell escapes, .exrc Extracting data from files grep, find, cut, sort and paste... Permissions Theory, chmod, chown, newgrp.. Processes ps, kill, background processes, at, exec, priorities. Managing Linux log files. The Shell Metacharacters, piping and redirection. Basic shell scripting What are shell scripts? Simple scripts, control structures. Variables. Arguments. Customising your environment Environmental variables, stty, .profile and other startup files More shell features Bash and other shells, the history facility, command line editing, aliases, job control, miscellaneous features. Introduction to administration The root user, su. Managing users and groups Archiving files Backups, tar, cpio, dd, gzip. Linux and hardware Main hardware components, Linux device drivers. Connecting to a network IP configuration, ifconfig, ping, netstat, traceroute, dig.

Advanced UNIX shell scripting training course description A follow on hands on course from the Introduction to shell programming course covering the powerful sed and awk tools along with the extra Korn shell programming features. What will you learn Use regular expressions within grep, ed and many other utilities. Use awk and sed. Integrate sed and awk into shell scripts. Recognise the role of shell scripts within the UNIX system. Write shell scripts using new Korn shell features including: The select construct Arrays Arithmetic evaluation Advanced UNIX shell scripting training course details Who will benefit: Programmers developing applications under UNIX. Administrators who need time saving utilities. Technical personnel who wish to make the most out of the Korn Shell. Prerequisites: UNIX shell scripting Duration 3 days Advanced UNIX shell scripting training course contents Regular Expressions What are REs? How can they be used? How to write REs More REs e REs Tagging, matching words, repetitions. The sed editor Basic usage: Saving output, options. sed script files, sed commands, Specifying lines to edit, Hold space and pattern space, advanced commands Awk Basic usage, nawk script files, Patterns, Records and fields, Actions if, while, do, for... System variables NF, NR, RS... Arrays Functions length, printf, cos, user defined... Using nawk in shell scripts Korn shell scripts Review of Bourne shell scripts functions... Variables typeset, manipulating strings Arrays Arithmetic evaluation the let command, (( )), typeset -i The select construct Syntax, workings, REPLY, PS3 Miscellaneous Enhanced I/O, ${10}