291 Network & Security courses in Edinburgh

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.

SERVER LOAD BALANCING COURSE DESCRIPTION This two-day Server Load Balancing course introduces the concepts of SLB from the reasons to implement, through the basics and then onto details studies of load distribution, health checks, layer 7 switching and Global SLB. WHAT WILL YOU LEARN * Explain packet paths when implementing SLB. * Recognise the impact of different topologies. * Evaluate SLB load distribution methods. * Describe how load balancers can improve security. * Explain how GSLB works. SERVER LOAD BALANCING COURSE DETAILS * Who will benefit: Anyone working with SLB. * Prerequisites: None. * Duration 2 days SERVER LOAD BALANCING COURSE CONTENTS * Introduction Concept, reasons, benefits, alternatives. Other features: Security, Caching. * SLB concepts Architectures, Virtual servers, real servers, Virtual IP address, health checks. DNS load balancing. Packet walk using SLB. * Load balancing 6 modes of bonding and load balancing without SLB. ISP load balancing. Health. Distribution policies: Round Robin, least connections, weighted distributions, response time, other variations. Persistent versus concurrent. * Layer 4 switching L2 SLB, L3 SLB, single arm SLB, DSR, more packet walking, TCP versus UDP, Port numbers. * Layer 7 switching Persistence. Cookie switching, Cookie hashing, Cookie insertion, URL switching, URL Hashing, SSL. * Health checks Layer 3: ARP, ping. Layer 4: SYN, UDP. Layer 7: HTTP GET, Status codes, HTTP keepalives, content verification, SSL. Other application keepalives. What to do after failure and recovery. * Security DOS attack protection, SYN attack protection, Rate limiting: connections, transactions. SSL offload. * Redundancy Hot standby, Active standby, Active active. Stateful, stateless. VRRP, STP. * GSLB Anycasting. DNS, TTL, DNS load balancing, problems with DNS load balancing,. HTTP redirect, health, thresholds, round trip times, location.

LAYER 3 SWITCHING TRAINING COURSE DESCRIPTION A hands on switching course for those already familiar with the basics of Ethernet switching. The course focuses on L3 switching along with the QoS and security features that layer 3 switches can add to the network. WHAT WILL YOU LEARN * Explain how layer 3 switches work. * Troubleshoot layer 3 switching. * Implement QoS on switches. * Secure networks with L3 switches. LAYER 3 SWITCHING TRAINING COURSE DETAILS * Who will benefit: Technical staff working with Ethernet switches. * Prerequisites: Definitive Ethernet switching for engineers * Duration 2 days LAYER 3 SWITCHING TRAINING COURSE CONTENTS * Switches Switch review, VLANs, inter VLAN routing. Hands on VLANs and tagging, separating networks with routers. * VLANs and IP addressing IP addresses, subnet masks, default gateways. Hands on L3 switches and VLANs * What are layer 3 switches Routers in switches, configuring a switch to route, switch ports, router ports, when to switch, when to route. What is the difference between a router and a L3 switch? Hands on Analysing packet flows through a L3 switch. * L3 switches and static routes Why use static routes? Default routes. Hands on Configuring static routes. * L3 switches and routing protocols RIP, OSPF. Hands on RIP, OSPF. * First hop redundancy Default gateways, VRRP/HSRP/GBLP. Load sharing, critical IP addresses. Interaction between STP and L3 redundancy Hands on VRRP. * Multicasting and L3 switches IGMP, IGMP snooping, multicasts and routers, PIM. Hands on Multicasts between VLANs. * IPv6 IPv6 and L2 switches, IPv6 and L3 switches. Hands on Adding IPv6 into the network. * QoS DSCP, 802.1Q, 802.1p, mapping, classification, policy, Ingress queues, Egress queues. Dropping frames, limiting bandwidth. Hands on Voice through switches. * Security Layer 2 security, filtering at layer 3. Hands on Controlling inter VLAN traffic.

TOTAL NETFLOW TRAINING COURSE DESCRIPTION A comprehensive hands on course covering NetFlow. The course starts with the basics of flows moving swiftly onto configuring NetFlow and studying the information it provides. WHAT WILL YOU LEARN * Describe NetFlow. * Configure generators and collectors. * Recognise how NetFlow can be used. * Describe the issues in using NetFlow. * Compare NetFlow with SNMP, RMON and sflow. TOTAL NETFLOW TRAINING COURSE DETAILS * Who will benefit: Technical staff working with NetFlow. * Prerequisites: TCP/IP Foundation * Duration 2 days TOTAL NETFLOW FOR ENGINEERS * What is NetFlow? Flows. Where to monitor traffic. Hands on Wireshark flow analysis. * Getting started with NetFlow NetFlow configuration. Hands on Accessing NetFlow data using the CLI. * NetFlow architecture Generators and collectors. When flows are exported. NetFlow reporting products. SolarWinds. Hands on Collector software. * NetFlow features and benefits Real time segment statistics, real time top talkers, traffic matrices. Hands on Traffic analysis with NetFlow. * NetFlow issues NetFlow impact, agent resources, server resources, comparing NetFlow with SNMP, RMON and sflow. Hands on Advanced NetFlow configuration. * Export formats Flow aging timers, NetFlow versions, export formats, templates, IPFIX. Hands on NetFlow packet analysis. * NetFlow MIBs The NetFlow MIB, configuration, retrieving NetFlow statistics. Hands on Integrating NetFlow with SNMP.

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.

KUBERNETES FOR ENGINEERS TRAINING COURSE DESCRIPTION This course covers how Kubernetes addresses the challenges of distributed systems. Hands on sessions follow all the major theory chapters. WHAT WILL YOU LEARN * Explain what Kubernetes is and how it works. * Create and run containers on Kubernetes using the Docker image format and container runtime. KUBERNETES FOR ENGINEERS TRAINING COURSE DETAILS * Who will benefit: Anyone working with Docker or Kubernetes. * Prerequisites: Definitive Docker for engineers. * Duration 2 days KUBERNETES FOR ENGINEERS TRAINING COURSE CONTENTS * Introduction Velocity, Scaling your service and your teams, Abstracting your infrastructure. * Creating and running containers Container images, Building application images with Docker, Storing images in a remote registry, The Docker container runtime. * Deploying a Kubernetes cluster Installing Kubernetes on a public cloud provider, Installing Kubernetes locally using minikube, Running Kubernetes on Raspberry Pi, The Kubernetes client, Cluster components. * Common kubectl Commands Namespaces, Contexts, Viewing Kubernetes API objects, Creating, Updating, and Destroying Kubernetes objects, Labelling and annotating objects, Debugging commands. * Pods Pods in Kubernetes, Thinking with pods, The pod manifest, Running pods, Accessing your pod, Health checks, Resource management, Persisting data with volumes, Putting It all together. * Labels and Annotations Labels, Annotations. * Service Discovery What Is Service discovery? The service object, Looking beyond the cluster, Cloud integration, Advanced details. * ReplicaSets Reconciliation loops, Relating pods and ReplicaSets, Designing with ReplicaSets, ReplicaSet Spec, Creating a ReplicaSet, Inspecting a ReplicaSet, Scaling ReplicaSets, Deleting ReplicaSets. * DaemonSets DaemonSet scheduler, Creating DaemonSets, Limiting DaemonSets to specific nodes, Updating a DaemonSet, Deleting a DaemonSet. * Jobs The job object, Job patterns. * ConfigMaps and secrets ConfigMaps, Secrets, Naming constraints, Managing ConfigMaps and secrets. * Deployments Your first deployment, Creating deployments, Managing deployments, Updating deployments, Deployment strategies, Deleting a deployment. * Integrating storage solutions and Kubernetes Importing external services, Running reliable singletons, Kubernetes-native storage with StatefulSets. * Deploying real-world applications Parse, Ghost, Redis.

SUPPORTING MICROSOFT SHAREPOINT COURSE DESCRIPTION A concise hands on course enabling delegates to manage and administer a SharePoint site. WHAT WILL YOU LEARN * Perform initial farm configuration. * Use stsadm commands. * Manage content. * Secure SharePoint. * Customise SharePoint search. * Monitor and performance tune SharePoint. SUPPORTING MICROSOFT SHAREPOINT SERVER COURSE DETAILS * Who will benefit: Anyone working with Microsoft SQL server * Prerequisites: SharePoint Administrators. * Duration 2 days SUPPORTING MICROSOFT SHAREPOINT COURSE CONTENTS * SharePoint Introduction A SharePoint installation. Initial farm configuration. Creating a site collection. * Administering SharePoint Stsadm commands, automation with PowerShell. * Managing content Lists, libraries, items and documents * Security SecureStore, Users and groups, roles and role assignments. Permission levels. * SharePoint search Configure search, refine search. * SharePoint performance Diagnostic logging, logging levels, Health anaylzer, performance bottlenecks.

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.

LTE 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. LTE 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 LTE TRAINING COURSE CONTENTS * LTE Introduction The path to LTE, 3GPP. LTE to LTE advanced. * LTE Architecture The core, Access, roaming. Protocols: User plane, Control plane. Example information flows. Bearer management. Spectrum allocation. * LTE technologies Transmission, reception, OFDMA, multiple antenna, MIMO. * LTE Air interface Air interface protocol stack. Channels, Resource Grid, cell acquisition. Up and downlink controls. Layer 2 protocols. * Cell acquisition Power on, selecting networks and cells. RRC connection. Attach procedure. * Mobility management Roaming, RRC_IDLE, RRC_CONNECTED, cell reselection, handover, interoperation with UMTS and GSM networks. * Voice and text IMS, QoS, policy and charging.

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.