287 Logic courses in Cardiff delivered Live Online

Duration 5 Days 30 CPD hours This course is intended for This course is designed for IT professionals who want to develop penetration testing skills to enable them to identify information-system vulnerabilities and effective remediation techniques for those vulnerabilities. Target students who also need to offer practical recommendations for action to properly protect information systems and their contents will derive those skills from this course. This course is also designed for individuals who are preparing to take the CompTIA PenTest+ certification exam PT0-002, or who plan to use PenTest+ as the foundation for more advanced security certifications or career roles. Individuals seeking this certification should have three to four years of hands-on experience performing penetration tests, vulnerability assessments, and vulnerability management. Overview After completing this course, you will be able to plan, conduct, analyze, and report on penetration tests, including the ability to: Plan and scope penetration tests. Conduct passive reconnaissance. Perform non-technical tests to gather information. Conductive active reconnaissance. Analyze vulnerabilities. Penetrate networks. Exploit host-based vulnerabilities. Test applications. Complete post-exploit tasks. Analyze and report pen test results. Security remains one of the hottest topics in IT and other industries. It seems that each week brings news of some new breach of privacy or security. As organizations scramble to protect themselves and their customers, the ability to conduct penetration testing is an emerging skill set that is becoming ever more valuable to the organizations seeking protection, and ever more lucrative for those who possess these skills. In this course, you will be introduced to some general concepts and methodologies related to pen testing, and you will work your way through a simulated pen test for a fictitious company. 1 - Outline Lesson 1: Scoping Organization/Customer Requirements Lesson 2: Defining the Rules of Engagement Lesson 3: Footprinting and Gathering Intelligence Lesson 4: Evaluating Human and Physical Vulnerabilities Lesson 5: Preparing the Vulnerability Scan Lesson 6: Scanning Logical Vulnerabilities Lesson 7: Analyzing Scanning Results Lesson 8: Avoiding Detection and Covering Tracks Lesson 9: Exploiting the LAN and Cloud Lesson 10: Testing Wireless Networks Lesson 11: Targeting Mobile Devices Lesson 12: Attacking Specialized Systems Lesson 13: Web Application-Based Attacks Lesson 14: Performing System Hacking Lesson 15: Scripting and Software Development Lesson 16: Leveraging the Attack: Pivot and Penetrate Lesson 17: Communicating During the PenTesting Process Lesson 18: Summarizing Report Components Lesson 19: Recommending Remediation Lesson 20: Performing Post-Report Delivery Activities Additional course details: Nexus Humans CompTIA Penetration Testing Certification (PenTest Plus) - (Exam PT0-002) training program is a workshop that presents an invigorating mix of sessions, lessons, and masterclasses meticulously crafted to propel your learning expedition forward. This immersive bootcamp-style experience boasts interactive lectures, hands-on labs, and collaborative hackathons, all strategically designed to fortify fundamental concepts. Guided by seasoned coaches, each session offers priceless insights and practical skills crucial for honing your expertise. Whether you're stepping into the realm of professional skills or a seasoned professional, this comprehensive course ensures you're equipped with the knowledge and prowess necessary for success. While we feel this is the best course for the CompTIA Penetration Testing Certification (PenTest Plus) - (Exam PT0-002) course and one of our Top 10 we encourage you to read the course outline to make sure it is the right content for you. Additionally, private sessions, closed classes or dedicated events are available both live online and at our training centres in Dublin and London, as well as at your offices anywhere in the UK, Ireland or across EMEA.

Duration 5 Days 30 CPD hours This course is intended for The intended audience for this course is information systems security professionals, internal review auditors, and other individuals who have an interest in aspects of information systems audit, controls, and security. Overview Upon successful completion of this course, students will be able to: - implement information systems audit services in accordance with information systems audit standards, guidelines, and best practices. - evaluate an organizations structure, policies, accountability, mechanisms, and monitoring practices. - evaluate information systems acquisition, development, and implementation. - evaluate the information systems operations, maintenance, and support of an organization; and evaluate the business continuity and disaster recovery processes used to provide assurance that in the event of a disruption, IT services are maintained. - define the protection policies used to promote the confidentiality, integrity, and availability of information assets. In this course, students will evaluate organizational policies, procedures, and processes to ensure that an organizations information systems align with its overall business goals and objectives. 1 - The Process of Auditing Information Systems ISACA Information Systems Auditing Standards and Guidelines Fundamental Business Processes Develop and Implement an Information Systems Audit Strategy Plan an Audit Conduct an Audit The Evidence Life Cycle Communicate Issues, Risks, and Audit Results Support the Implementation of Risk Management and Control Practices 2 - IT Governance and Management Evaluate the Effectiveness of IT Governance Evaluate the IT Organizational Structure and HR Management Evaluate the IT Strategy and Direction Evaluate IT Policies, Standards, and Procedures Evaluate the Effectiveness of Quality Management Systems Evaluate IT Management and Monitoring of Controls IT Resource Investment, Use, and Allocation Practices Evaluate IT Contracting Strategies and Policies Evaluate Risk Management Practices Performance Monitoring and Assurance Practices Evaluate the Organizations Business Continuity Plan 3 - Information Systems Acquisition, Development, and Implementation Evaluate the Business Case for Change Evaluate Project Management Frameworks and Governance Practices Development Life Cycle Management Perform Periodic Project Reviews Evaluate Control Mechanisms for Systems Evaluate Development and Testing Processes Evaluate Implementation Readiness Evaluate a System Migration Perform a Post-Implementation System Review 4 - Information Systems Operations, Maintenance, and Support Perform Periodic System Reviews Evaluate Service Level Management Practices Evaluate Third-Party Management Practices Evaluate Operations and End User Management Practices Evaluate the Maintenance Process Evaluate Data Administration Practices Evaluate the Use of Capacity and Performance Monitoring Methods Evaluate Change, Configuration, and Release Management Practices Evaluate Problem and Incident Management Practices Evaluate the Adequacy of Backup and Restore Provisions 5 - Protection of Information Assets Information Security Design Encryption Basics Evaluate the Functionality of the IT Infrastructure Evaluate Network Infrastructure Security Evaluate the Design, Implementation, and Monitoring of Logical Access Controls Risks and Controls of Virtualization Evaluate the Design, Implementation, and Monitoring of Data Classification Process Evaluate the Design, Implementation, and Monitoring of Physical Access Controls Evaluate the Design, Implementation, and Monitoring of Environmental Controls

Linux engineer certification training course description LPIC-2 is the second certification in LPI's multi level professional certification program. This course teaches the skills necessary to pass the LPI 201 exam; the first of two LPIC-2 exams. Specifically, the course covers the administration of Linux systems in small to medium sized mixed networks. What will you learn Perform advanced administration tasks. Perform advanced file system administration. Linux engineer certification training course details Who will benefit: Linux administrators. Prerequisites: Linux system administration (LPIC-1) Duration 5 days Linux engineer certification fundamentals training course contents Part I The LPI 201 Exam Starting a System The Linux Boot Process, Firmware Startup, BIOS Startup, UEFI Startup, Linux Bootloaders, GRUB Legacy, GRUB 2, Alternative Bootloaders, Secure Bootloaders, Process Initialization, SysV Method, systemd Method, Upstart Method, System Recovery, Kernel Failures, Root Drive Failure. Maintaining the System Fluid Messaging, Static Messaging, System backups, Backup Strategies, Performing Backups, Installing Programs from Source, Obtaining and unpacking Installation Files, Compiling Programs, Resource Usage: Managing, measuring, predicting and troubleshooting. Mastering the Kernel What Is the Kernel? Kernel Features, Parts of the Kernel, Kernel Versions, Obtaining Source Code, Creating the Configuration File, Compiling and Installing the Kernel, Compiling and Installing Modules, Creating an Initial RAM Disk, Booting the New Kernel, Creating a Kernel Package, Maintaining the Kernel, Working with Module Files, Module Commands, Working with Hardware, Automatically Detecting Hardware, Troubleshooting the Kernel. Managing the Filesystem The Linux Filesystem, Filesystem Structures, Filesystem Types, Making Filesystems, Attaching Filesystems, Memory-Based Linux Filesystems, the Btrfs Filesystem, Btrfs Subvolumes, Btrfs Snapshots, Optical Filesystems, Swap Filesystems, Network-Based Filesystems, Auto-Mounting, Encrypted Filesystems, Maintaining Linux Filesystems, Adjusting a Filesystem, Checking and Repairing a Filesystem, SMART. Administering Advanced Storage Devices Configuring RAID, Implementing RAID on Linux, Managing a RAID Array, Adjusting Storage Devices, Looking at Drive Interface Concepts, Testing and Tuning Drives, Implementing iSCSI, Managing Logical Volumes, LVM, Creating Logical Volumes, Supporting Logical Volumes, Understanding the Device Mapper. Navigating Network Services Networking Basics, The Physical Layer, The Network Layer, The Transport Layer, The Application Layer, Configuring Network Features, Network Configuration Files, Graphical Tools, Command-Line Tools, Basic Network Troubleshooting, Checking the Log Files, the ARP Cache, Sending Test Packets, Testing Network Routes, Testing Client/Server Connectivity, Finding Host Information, Network Security, Advanced Network Troubleshooting, Viewing Open Network Connections, Viewing Network Statistics, Scanning the Network, Capturing Network Traffic.

Duration 5 Days 30 CPD hours This course is intended for This course is designed for IT professionals whose primary job responsibility is the management of servers and other devices running the Linux operating system. A typical student in this course should have at least nine months of hands-on Linux experience and at least one and a half years of IT experience in other computing environments. The target student should wish to expand their skillset to support their career in Linux system administration and operation. This course is also designed for students who are seeking the CompTIA Linux+ certification and who want to prepare for Exam XK0-005. The Linux+ certification can validate the student's understanding and skill in configuring, monitoring, and supporting Linux systems. Overview In this course, you will configure, operate, and troubleshoot Linux systems. You will: - Perform basic Linux tasks. - Manage users and groups. - Manage permissions and ownership. - Manage storage. - Manage files and directories. - Manage kernel modules. - Manage the Linux boot process. - Manage system components. - Manage devices. - Manage networking. - Manage packages and software. - Secure Linux systems. - Write and execute Bash shell scripts. - Automate tasks. - Plan and perform a Linux installation. The Official CompTIA© Linux+© courseware builds on your existing experience with systems operations and administration to provide you with the knowledge and skills required to configure, manage, operate, and troubleshoot a Linux environment by using security best practices, scripting, and automation. This course will also prepare you for the Exam XKO-005. 1 - PERFORMING BASIC LINUX TASKS Identify the History and Development of Linux Enter Shell Commands Get Help Using Linux 2 - MANAGING USERS AND GROUPS Assume Superuser Privileges Create, Modify, and Delete Users Create, Modify, and Delete Groups Query Users and Groups Configure Account Profiles 3 - MANAGING PERMISSIONS AND OWNERSHIP Modify File and Directory Permissions Modify File and Directory Ownership Configure Special Permissions and Attributes Troubleshoot Permissions Issues 4 - MANAGING STORAGE Create Partitions Manage Logical Volumes Mount File Systems Manage File Systems Navigate the Linux Directory Structure Troubleshoot Storage Issues 5 - MANAGING FILES AND DIRECTORIES Create and Edit Text Files Search for Files Perform Operations on Files and Directories Process Text Files Manipulate File Output 6 - MANAGING KERNEL MODULES Explore the Linux Kernel Install and Configure Kernel Modules Monitor Kernel Modules 7 - MANAGING THE LINUX BOOT PROCESS Configure Linux Boot Components Configure GRUB 2 8 - MANAGING SYSTEM COMPONENTS Configure Localization Options Configure GUIs Manage Services Troubleshoot Process Issues Troubleshoot CPU and Memory Issues 9 - MANAGING DEVICES Identify the Types of Linux Devices Configure Devices Monitor Devices Troubleshoot Hardware Issues 10 - MANAGING NETWORKING Identify TCP/IP Fundamentals Identify Linux Server Roles Connect to a Network Configure DHCP and DNS Client Services Configure Cloud and Virtualization Technologies Troubleshoot Networking Issues 11 - MANAGING PACKAGES AND SOFTWARE Identify Package Managers Manage RPM Packages with YUM Manage Debian Packages with APT Configure Repositories Acquire Software Build Software from Source Code Troubleshoot Software Dependency Issues 12 - SECURING LINUX SYSTEMS Implement Cybersecurity Best Practices Implement Identity and Access Management Methods Configure SELinux or AppArmor Configure Firewalls Implement Logging Services Back Up, Restore, and Verify Data 13 - WORKING WITH BASH SCRIPTS Customize the Bash Shell Environment Identify Scripting and Programming Fundamentals Write and Execute a Simple Bash Script Incorporate Control Statements in Bash Scripts 14 - AUTOMATING TASKS Schedule Jobs Implement Version Control Using Git Identify Orchestration Concepts 15 - INSTALLING LINUX Prepare for Linux Installation Perform the Installation Additional course details: Nexus Humans CompTIA Linux Plus Certification (Exam XK0-005) training program is a workshop that presents an invigorating mix of sessions, lessons, and masterclasses meticulously crafted to propel your learning expedition forward. This immersive bootcamp-style experience boasts interactive lectures, hands-on labs, and collaborative hackathons, all strategically designed to fortify fundamental concepts. Guided by seasoned coaches, each session offers priceless insights and practical skills crucial for honing your expertise. Whether you're stepping into the realm of professional skills or a seasoned professional, this comprehensive course ensures you're equipped with the knowledge and prowess necessary for success. While we feel this is the best course for the CompTIA Linux Plus Certification (Exam XK0-005) course and one of our Top 10 we encourage you to read the course outline to make sure it is the right content for you. Additionally, private sessions, closed classes or dedicated events are available both live online and at our training centres in Dublin and London, as well as at your offices anywhere in the UK, Ireland or across EMEA.

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.

HSPA and HSPA+ training course description HSDPA (High Speed Downlink Packet Access) and HSUPA (High Speed Uplink Packet Access) provide speeds of upto 14Mbps downlink and 5Mbps uplink. This theory-based course provides an overview of the 3GPP R5 and R6 HSDPA/HSUPA standards and the technologies which are involved. The HSPA+ R7 enhancements are also covered. What will you learn Explain the relationship between HSPA and UMTS. Describe the benefits of HSPA/HSPA+ Explain the HSPA/HSPA+ technical enhancements. Explain packet flows in HSPA/HSPA+. Recognise the migration issues involved with HSPA/HSPA+ HSPA and HSPA+ training course details Who will benefit: Anyone working with HSPA. Prerequisites: Essential UMTS Duration 2 days HSPA and HSPA+ training course contents UMTS review UMTS architecture, components, interfaces, protocols, W-CDMA, standards, 3GPPr5, 3GPPr6, evolution to HSDPA and HSPA. HSPA basics What is HSDPA, what is HSUPA, key features, system capacities, data rates, delays. Key concepts: Adaptive modulation and coding (AMC), QPSK, 16QAM, HARQ, MAC-hs, multiplexing, subframes. HSPA channels Logical, transport, physical channels, dedicated vs. shared channels, HS-PDSCH, HS-SCCH, HS-DPCCH, code multiplexing, E-DCH, Enhanced DPCCH. MAC-architecture Controlling HS-DSCH, flow control, buffering, priority queues, packet scheduling, fast packet scheduling, Selecting modulation and coding. HARQ: Packet retransmissions, Incremental redundancy, comparison with ARQ, TFRC. MAC-d, MAC-c/sh, MAC-hs, MAC-es, MAC-e. HSPA migration HSDPA in the Radio Access Network (RAN), reuse of existing UMTS components, changes required, Impact on Iub/Iur interfaces, new and modified NBAP procedures, backwards compatibility. Packet flows Packet data session setup, simultaneous voice and data, QoS, TCP flow control, WCDMA packet scheduler, mobility procedures. HSPA phase 2 (3GPP r6) What is evolved HSPA? Speeds. Multiple Input Multiple Output (MIMO). Optional all IP architecture. R8 and LTE.

Total GPRS training course description GPRS is a packet switched access mode for GSM systems, which will enable more efficient use of the radio resources leading to increased data speeds and capacity. It is an important migration step toward 3G networks. This course provides a detailed analysis of the workings and implications of GPRS. What will you learn Explain what GPRS is. Describe the GPRS protocol stack. Describe the GPRS architecture Total GPRS training course details Who will benefit: Anyone who needs to know more about GPRS. Prerequisites: Total GSM Duration 2 days Total GPRS training course contents GPRS network architecture Review of GSM architecture, the new network entities required for GPRS. How the existing GSM network entities needs to be upgraded. How GPRS roaming will work. How intra and inter PLMNs work together. How billing works in the GPRS network. IP over GPRS Brief review of IP, IP stack over GPRS, IP addressing in GPRS, DHCP, GPRS configuration for IP. IP packet flows. WAP and GPRS. GPRS interfaces Messaging scenarios used over the GPRS Gb, Gs and Gp Interfaces. How the handset performs a GPRS attach and detach. GPRS roaming and how it works. Links used between GPRS Roaming Exchanges (GRX). GPRS terminal attach message flow in the NSS, PDP context message flow in the NSS, GPRS paging message flow, GPRS terminal detach message flow. GPRS protocol stack The components of the protocol stack. How each component works. How encapsulated packets are sent. How each component links to the next component. GPRS air interface The new GPRS channels required. How the new channels work. How to map GPRS logical channels onto physical channels. How they enable session activation. The difference between master PDCHs and slave PDCHs. GPRS terminals The 3 classes of terminal available. How the handset performs a GPRS attach and detach.

Junos Service Provider Switching training course description This course provides students with an overview of switching concepts such as LANs, Layer 2 address learning, bridging, virtual LANs (VLANs), provider bridging, VLAN translation, spanning-tree protocols, and Ethernet Operation, Administration, and Maintenance (OAM). This course also covers Junos operating system-specific implementations. Junos Service Provider Switching is an intermediatelevel course. What will you learn Describe carrier Ethernet. Describe the function of an Ethernet LAN. Implement VLAN tagging. Describe the components of provider bridging. Identify and use available tools to resolve network issues. Configure and monitor Ethernet OAM, ERP, LAG, STP, the RSTP, the MSTP, and the VSTP. Junos Service Provider Switching training course details Who will benefit: Individuals responsible for configuring and monitoring devices running the Junos OS. Prerequisites: Junos Intermediate Routing Duration 2 days Junos Service Provider Switching training course contents Ethernet Switching and Virtual LANs Ethernet LANs Bridging Configuring and Monitoring VLANs Automating VLAN Administration Configuring and Monitoring IRB Layer 2 Address Learning and Forwarding Layer 2 Firewall Filtering Ethernet Switching and VLANs Lab Virtual Switches Routing Instances Overview Configuring and Monitoring Virtual Switches Interconnecting Routing Instances Logical Systems Virtual Switches Lab Provider Bridging Expanding the Bridged Network Provider Bridging Configuring and Monitoring Provider Bridging Provider Bridging Lab Spanning-Tree Protocols Overview of STP Overview of RSTP Overview of MSTP Overview of VSTP Configuring and Monitoring Spanning-Tree Protocols Understanding BPDU, Loop, and Root Protection MSTP Lab Ethernet OAM OAM Overview LFM CFM Configuring and Monitoring Ethernet OAM Ethernet OAM Lab High Availability and Network Optimization ERP Overview Configuring and Monitoring ERP Link Aggregation Group Overview Configuring and Monitoring a LAG MC-LAG Overview Configuring and Monitoring an MC-LAG High Availability and Network Optimization Lab Troubleshooting and Monitoring Introduction to Troubleshooting and Monitoring Troubleshooting and Monitoring Tools Troubleshooting Case Study: Network Congestion Troubleshooting and Monitoring Lab Appendix A: Carrier Ethernet Ethernet in the WAN Ethernet Standards Organizations MX Series Layer 2 Features Appendix B: Deprecated Syntaxes Appendix C: MX Series Overview

3G training course description This course is designed to give the delegate an understanding of the technologies used within a 3G UMTS mobile network. During the course we will investigate the UMTS air interface and the use of Wideband-Code Division Multiple Access (WCDMA) to facilitate high speed data access, together with HSPA to offer mobile broadband services. We will describe the use of soft handover rather than hard handover procedures and soft capacity sharing. The course includes a brief exploration of the UMTS protocol stack and the use of PDP Context and QoS support features. What will you learn Explain the 3G UMTS architecture. Describe the role of a Drifting & Serving RNC. Explain the use of ARQ & HARQ for mobile broadband. Describe how IMS integrates into the architecture. Describe the use of Media Gateway Controllers. Identify the temporary identities used within 3G UMTS. 3G training course details Who will benefit: Anyone working within the telecommunications area, especially within the mobile environment. Prerequisites: Mobile communications demystified Telecommunications Introduction Duration 2 days 3G training course contents D3GPP specifications 3GPP standards body, Evolution path, Frequency and bandwidth, Conceptual model, UMTS general architecture, UTRAN architecture & radio access bearer. CDMA principles CDMA principle, Code characteristics, Code requirements. CDMA requirements Synchronization, Power control, Soft handover, Rake receiver, Antenna consideration, Multi-user detection. Radio interface protocol architecture Access stratum & non-access stratum, Overall protocol structure, Logical and transport channels, Physical channels, Protocol termination. Layer 2 Protocols Medium Access Control (MAC) Protocol, Radio Link Control (RLC) Protocol, Packet Data Convergence Protocol (PDCP) protocol, Radio Interface for Broadcast/Multicast Services. Radio Resource Control (RRC) Protocol RRC Architecture, RRC Protocol State, Broadcast of information, RRC connection management, Radio bearer management, RRC connection mobility functions, Power control, Ciphering and Integrity. Mobile procedures Mobility management states and transitions, UMTS identities, Procedures in Idle mode (location updates, cell selection/ re-selection), Circuit-switched call set-up, Packet-switched context activation and context preservation, Data transfer initialization, Soft-handover procedure. Introduction to HSPA The need for high speed data, Fast HARQ, Improved scheduling, Additional channels, Soft combining, HS-DSCH codes, Uplink HSPA vs downlink HSPA, Full HSPA, Use of MIMO, Enhanced CELL_FACH.

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.