2191 Courses in Nottingham

UNIX VIRTUALIZATION AND HIGH AVAILABILITY COURSE DESCRIPTION This course covers administering UNIX enterprise-wide with an emphasis on virtualization and high availability. WHAT WILL YOU LEARN * Manage Virtual Machines. * Manage containers. * Manage HA clusters. * Manage HA cluster storage. UNIX VIRTUALIZATION AND HIGH AVAILABILITY COURSE DETAILS * Who will benefit: Enterprise-level UNIX professional. UNIX professionals working with virtualization and/or High availability. * Prerequisites: Linux network administration 2 (LPIC-2) * Duration 5 days UNIX VIRTUALIZATION AND HIGH AVAILABILITY COURSE CONTENTS * VIRTUALIZATION * Virtualization concepts and theory Terminology, Pros and Cons of virtualization, variations of Virtual Machine monitors, migration of physical to VMs, migration of VMs between host systems, cloud computing. * Xen Xen architecture, networking and storage, Xen configuration, Xen utilities, troubleshooting Xen installations, XAPI, XenStore, Xen Boot Parameters, the xm utility. * KVM KVM architecture, networking and storage, KVM configuration, KVM utilities, troubleshooting KVM installations. * Other virtualization solutions OpenVZ and LXC, other virtualization technologies, virtualization provisioning tools. * Libvirt and Related Tools libvirt architecture, networking and storage, basic technical knowledge of libvirt and virsh, oVirt. * Cloud Management Tools Basic feature knowledge of OpenStack and CloudStack, awareness of Eucalyptus and OpenNebula. * Containers Containers versus VMs, Docker, Kubernetes. * Load balanced clusters of LVS/IPVS, VRRP, configuration of keepalived, configuration of ldirectord, backend server network configuration. HAProxy, configuration of HAProxy. * Failover clusters Pacemaker architecture and components (CIB, CRMd, PEngine, LRMd, DC, STONITHd), Pacemaker cluster configuration, Resource classes (OCF, LSB, Systemd, Upstart, Service, STONITH, Nagios), Resource rules and constraints (location, order, colocation), Advanced resource features (templates, groups, clone resources, multi-state resources), Pacemaker management using pcs, Pacemaker management using crmsh, configuration and management of corosync in conjunction with Pacemaker, other cluster engines (OpenAIS, Heartbeat, CMAN). * HIGH AVAILABILITY CLUSTER STORAGE * DRBD/cLVM DRBD resources, states and replication modes, configuration of DRBD resources, networking, disks and devices, configuration of DRBD automatic recovery and error handling, management of DRBD using drbdadm. drbdsetup and drbdmeta, Integration of DRBD with Pacemaker, cLVM, integration of cLVM with Pacemaker. * Clustered File Systems Principles of cluster file systems. Create, maintain and troubleshoot GFS2 file systems in a cluster, create, maintain and troubleshoot OCFS2 file systems in a cluster, Integration of GFS2 and OCFS2 with Pacemaker, the O2CB cluster stack, other commonly used clustered file systems.

NETWORK MANAGEMENT TECHNOLOGIES COURSE DESCRIPTION A comprehensive tour of the available network management technologies available for todays networks. The course starts with basic tools such as syslog along with Python network automation. SNMP is then covered with the *flow technologies and streaming telemetry. Configuration management with ansible, Python, NETCONF and RESTCONF is then studied. The final part of the course looks at SDN. Hands on sessions are used throughout to reinforce the theory rather than teach specific manufacturer equipment. Note that sections are available as individual courses. WHAT WILL YOU LEARN * Evaluate network management technologies. * Evaluate network management technologies. * Recognise the weaknesses of SNMP versus NETCONF and streaming telemetry. * Explain the role of NETCONF and RESTCONF. * Compare & contrast *flow and streaming telemetry. * Explain the role of SDN in network management. * Automate network configuration with ansible and Python. NETWORK MANAGEMENT TECHNOLOGIES COURSE DETAILS * Who will benefit: Those wishing to manage networks. (Previous Python experience is NOT needed) * Prerequisites: Intro to data comms * Duration 5 days NETWORK MANAGEMENT TECHNOLOGIES COURSE CONTENT BASIC NETWORK MANAGEMENT * Network management What is network management? Benefits, issues. FCAPS model. Fault management, Configuration management, accounting, performance, security. What to manage, what not to manage. Managing network devices, managing servers. MONITORING NETWORKS * Traditional network tools Ping..., SSH, syslog, TFTP for configurations. nmap. Wireshark. CLI. Web based management. Splunk. Nessus, snort, Kali. Hands on syslog, network inventories. * Network automation using the CLI Programming and automating networks, netOps. Python, Git. Python network modules, SSH, paramiko, netmiko. EVE-NG. Hands onPython network modules. * Structured versus unstructured data Problems with automation and unstructured data. XML, JSON, YAML. The role of YANG. Hands on Parsing data. * SNMP SNMP architecture, SNMP MIBs, SMI, the SNMP protocol, polling security. Configuring SNMP. SNMPv1, v2, v3, SNMP security. Which version should you use? MIBs and MIB structure. mib-2, extra parts of mib-2, Private enterprise MIBs. Summary: What SNMP is good/bad at. Hands on Configuring agents and a NMS. MIB browsing. * Server management Microsoft, Linux, application polling. WMI vs SNMP. Hands on: Application polling. PERFORMANCE MANAGEMENT * *flow Polling, push vs pull, netflow, sflow, IPFIX, *flow. Flows. Where to monitor traffic. Comparing *flow with SNMP. Architecture: Generators and collectors. When flows are exported. NetFlow reporting products. SolarWinds. Hands on Netflow configuration. Collectors. * Streaming telemetry Model driven telemetry, periodic/on change. Structured data. Telemetry protocol stack. gRPC and gNMI. Protobuf. gNMI operations. Telemetry architecture. Telegraf, databases, Grafana. Hands on Telemetry example. CONFIGURATION MANAGEMENT * Configuration management tools Chef, puppet, ansible, saltstack. Ansible architecture, controlling machines, nodes, agentless, SSH, modules. Inventories, playbooks, modules, network modules, jinja2 templates. Hands on Network configuration with ansible. * NETCONF What is NETCONF? Protocol stack, Data stores, traffic flows, validating configurations, rollback. YANG data models and how YANG is used by NETCONF. XML. Explorers and other tools. Hands on anx, Python and NETCONF. * RESTCONF The REST API, HTTP, What is RESTCONF? Tools including Postman. Comparison with NETCONF. Hands on Configuration with RESTCONF. * Python network automation: configuration SSH issues. Using structured data. Jinja2. ncclient, requests, NAPALM, Nornir. Automated testing. Hands on Python network device configuration with nornir. SOFTWARE DEFINED NETWORKS AND ORCHESTRATION * Classic SDN What is SDN? benefits. SDN architecture. SDN applications, SDN switches, SDN controllers, Network Operating Systems. Control plane, data plane. Northbound interfaces. SDN components. Southbound interfaces. OpenFlow. ONF, OpenFlow ports, Flow tables. * Network virtualization Virtual networks, virtual switches, NfV. Service chaining. NfV and SDN. * SDN implementations Classic SDN, Hybrid SDN, SDN via APIs, SDN via overlays. Data centre SDN, VXLAN, Service Provider SDN, SD WAN, Enterprise SDN, WiFi. * SDN and open source OpenDaylight, OpenVSwitch, Open Networking Forum, Open Network Operating System. Hands onOpenStack. * SD-WAN What is SD-WAN? Architecture: Edge, gateway, orchestrator, controller. Overlay and underlay. Use of MPLS, 4G/5G. Benefits and features. Secure Access Service Edge (SASE).

NETWORK DESIGN TRAINING COURSE DESCRIPTION This course provides you with the knowledge needed to perform the design of a network infrastructure that supports desired network solutions to achieve effective performance, scalability, and availability. We recognise that the role of design does not normally require hands on skills but hands on sessions are used to reinforce the theory not to teach configuration or troubleshooting. WHAT WILL YOU LEARN * Create HA enterprise network designs. * Develop optimum Layer 3 designs. * Design effective modern WAN and data center networks. * Develop effective migration approaches to IPv6. * Create effective network security designs. NETWORK DESIGN TRAINING COURSE DETAILS * Who will benefit: Anyone involved with network design. * Prerequisites: TCP/IP Foundation for engineers * Duration 5 days NETWORK DESIGN TRAINING COURSE CONTENTS PART I RELIABLE, RESILIENT ENTERPRISE L2/3 NETWORK DESIGN Optimal Enterprise Campus Design: Enterprise campus design principles, hierarchy, modularity, flexibility, resiliency. EIGRP design: EIGRP Design, Should you use EIGRP? OSPF design: OSPF scalability designs, OSPF area design, OSPF Full-Mesh Design, OSPF Hub-and-Spoke Design, OSPF convergence design and optimization techniques. IS-IS Design: The protocol, IS-IS hierarchical architecture, IS-IS vs OSPF, IS-IS Deep Dive, IS-IS Design Considerations. BGP design: BGP overview, Designing Scalable iBGP Networks, BGP Route Reflector Design, Enhancing the Design of BGP Policies with BGP Communities, Case Study: Designing Enterprise wide BGP Policies Using BGP Communities, BGP Load-Sharing Design. PART II ENTERPRISE IPV6 DESIGN CONSIDERATIONS IPv6 Design Considerations in the Enterprise: IPv6 Deployment and Design Considerations, Considerations for Migration to IPv6 Design, IPv6 Transition Mechanisms, Final Thoughts on IPv6 Transition Mechanisms. Challenges of the Transition to IPv6: IPv6 Services, Link Layer Security Considerations. PART III MODERN ENTERPRISE WIDE-AREA NETWORKS DESIGN Service Provider-Managed VPNs: Choosing Your WAN Connection, Layer 3 MPLS VPNs, Case Study: MPLS VPN Routing Propagation, Layer 2 MPLS VPN Services. Enterprise-Managed WANs: Enterprise-Managed VPNs, GRE, Multipoint GRE, Point-to-Point and Multipoint GRE, IPsec, IPsec and dynamic VTI, DMVPN, Case Study: EIGRP DMVPN, DMVPN and Redundancy, Case Study: MPLS/VPN over GRE/DMVPN, SSL VPN. Enterprise WAN Resiliency Design: WAN Remote-Site Overview, MPLS L3 WAN Design Models, Common L2 WAN Design Models, Common VPN WAN Design Models, 3G/4G VPN Design Models, Remote Site Using Local Internet, Remote-Site LAN, Case Study: Redundancy and Connectivity, NGWAN, SDWAN, and IWAN Solution Overview, IWAN Design Overview, Enterprise WAN and Access Management. PART IV ENTERPRISE DATA CENTER DESIGNS Multitier Data Center Designs: Case Study: Small Data Centers (Connecting Servers to an Enterprise LAN), Case Study: Two-Tier Data Center Network Architecture, Case Study: Three-Tier Data Center Network Architecture. Trends and Techniques to Design Modern Data Centers: The Need for a New Network Architecture, Limitations of Current Networking Technology, Modern Data Center Design Techniques and Architectures, Multitenant Data Center. SDN: SDN characteristics, How SDN addresses current Networking Limitations, SDN Architecture Components, SDN Network Virtualization overlays. Data Center Connections: Data Center Traffic Flows, The Need for DCI, IP Address Mobility, Case Study: Dark Fiber DCI, Pseudowire DCI. PART V DESIGN QOS FOR OPTIMIZED USER EXPERIENCE QoS Overview: QoS Overview, IntServ versus DiffServ, Classification and Marking, Policers and Shapers, Policing Tools: Single-Rate Three-Color Marker, Policing Tools: TwoRate Three-Color Marker, Queuing Tools, Dropping Tools. QoS design principles and best practices: QoS overview, classification and marking design principles, policing and remarking design principles, queuing design principles, dropping design principles, Per-Hop behavior queue design principles, RFC 4594 QoS Recommendation, QoS Strategy Models. Campus QoS, WAN QoS, Data Center QoS. MPLS VPN QoS Design: The Need for QoS in MPLS VPN, Layer 2 Private WAN QoS Administration, Fully Meshed MPLS VPN QoS Administration, MPLS DiffServ Tunneling Modes, Sample MPLS VPN QoS Roles. IPsec VPN QoS Design: The Need for QoS in IPsec VPN, VPN Use Cases and Their QoS Models, IPsec Refresher, Encryption and Classification: Order of Operations, MTU Considerations, DMVPN QoS Considerations. PART VI IP MULTICAST DESIGN Enterprise IP Multicast Design: How Does IP Multicast Work? Multicast Protocols, Multicast Forwarding and RPF Check, Multicast Protocol Basics, PIM-SM Overview, Multicast Routing Table, Basic SSM Concepts, Bidirectional PIM. RP discovery, Anycast RP Features, MSDP. PART VII DESIGNING OPTIMUM ENTERPRISE NETWORK SECURITY Designing Security Services and Infrastructure Protection Network Security Zoning, Designing Infrastructure Protection. Designing firewall & IPS solutions: Firewall architectures, virtualized firewalls. Case Study: Application Tier separation, Case Study: Firewalls in a Data Center, Case Study: Firewall High Availability, IPS Architectures, Case Study: Secure Campus Edge Design (Internet and Extranet Connectivity). IP Multicast Security: Multicast Security Challenges, Multicast Network Security Considerations. Designing Network Access Control Solutions: IEEE 802.1X, EAP, 802.1X supplicants, 802.1X phased deployment, Case Study: Authorization Options. PART VIII DESIGN SCENARIOS Design Case Studies: 1: Enterprise Connectivity, 2: Enterprise BGP with Internet Connectivity, 3: IPv6, 4: Data Center Connectivity, 5: Resilient Enterprise WAN, 6: Secure Enterprise Network, 7: QoS in the Enterprise Network.

JAVA TRAINING COURSE DESCRIPTION A comprehensive introduction of the Java language and environment. It is important to note that the course will assume that the delegates are already familiar with the C language as this enables more advanced features of the Java language to be covered in the course. The course will also give an overview of areas related to programming in Java. WHAT WILL YOU LEARN * Describe the Java architecture. * Write Java applets and applications. * Debug Java programs. * Examine existing code and determine its function. * Use multimedia extensions, the awt, multithreading, exceptions within Java JAVA TRAINING COURSE DETAILS * Who will benefit: Those wishing to program in Java. * Prerequisites: Complete C programming * Duration 5 days JAVA TRAINING COURSE CONTENTS * Review of UNIX fundamentals * What is Java? What Java is, history of Java, reasons for success. The Java Virtual Machine, Bytecodes, getting up and running with Java, Java resources. Simple Java applications. * C features in Java Java data structures, Java flow control, differences from C, arrays, strings and packages. * OO features in Java Java classes and objects, inheritance, overloading, packages. Differences from C++. * Java applets Applications vs. applets, HTML, the applet tag, applet methods, life cycle, testing and debugging. * Multimedia applets Images, sounds, fonts, colours and animation. * Java products The JDK in detail, other development environments. Javabeans and JDBC overviews. * Abstract Window Toolkit JFC and Swing versus AWT. Event handling (JDK 1.1), GUIs, panels, buttons, lists, scrollbars, text areas, frames… * Exception handling and multithreading Handling exceptions. Starting, pausing, stopping threads, producers, consumers, monitoring. * More standard classes Java file I/O, Streams, The system class. The networking model, java.net classes. * Security and Java Types of attack, the security manager, craplets, securing the network. * Integrating legacy code with Java

COMPLETE PYTHON TRAINING COURSE DESCRIPTION Python is an agile, robust, expressive, fully objectoriented, extensible, and scalable programming language. It combines the power of compiled languages with the simplicity and rapid development of scripting languages. This course covers Python from the very basics of 'hello world!' through to object oriented programming and advanced topics such as multi threading. Hands on follows all the major sections in order to reinforce the theory. WHAT WILL YOU LEARN * Read Python programs. * Write Python programs. * Debug Python programs. * Use Python's objects and memory model as well as its OOP features. COMPLETE PYTHON PROGRAMMING TRAINING COURSE DETAILS * Who will benefit: Anyone wishing to learn Python. * Prerequisites: None. * Duration 5 days COMPLETE PYTHON PROGRAMMING TRAINING COURSE CONTENTS * Welcome to Python: What is Python? Origins, features. Downloading and installing Python, Python manuals, comparing Python, other implementations. * Getting started: Program output, the print statement, "hello world!", Program input, raw_input(), comments, operators, variables and assignment, numbers, strings, lists and tuples, dictionaries, indentation, if statement, while Loop, for loop. range(), list comprehensions. Files, open() and file() built-in functions. Errors and exceptions. Functions, Classes, Modules, useful functions. * Python basics: Statements and syntax, variable assignment, identifiers, basic style guidelines, memory management, First Python programs, Related modules/developer tools. * Python Objects: Other built-in types, Internal Types, Standard type operators, Standard type built-in functions, Categorizing standard types, Unsupported types. * Numbers: Integers, Double precision floating point numbers, Complex numbers, Operators, Built-in and factory functions, Other numeric types. * Sequences: strings, lists, and tuples: Sequences, Strings, Strings and operators, String-only operators, Built-in functions, String built-in methods, Special features of strings, Unicode, Summary of string highlights, Lists, Operators, Built-in functions, List type built-in methods, Special features of lists, Tuples, Tuple operators and built-in functions, Tuples special features, Copying Python objects and shallow and deep copies. * Mapping and set types: Mapping Type: dictionaries and operators, Mapping type built-in and factory functions, Mapping type built-in methods, Dictionary keys, Set types, Set type operators, Built-in functions, Set type built-in methods. * Conditionals and loops: If, else and elif statements, Conditional expressions, while, for, break, continue and pass statements, else statement . . . take two, Iterators and iter(), List comprehensions, Generator expressions. * Files and input/output: File objects, File built-in functions [open() and file()], File built-in methods and attributes, Standard files, Command-line arguments, File system, File execution, Persistent storage modules. * Errors and exceptions: What are exceptions? Detecting and handling exceptions, Context management, Exceptions as strings, Raising exceptions, Assertions, Standard exceptions, Creating Exceptions, Why exceptions, Exceptions and the sys module. * Functions: Calling, creating and passing functions, formal arguments, variable-length arguments, functional programming, Variable scope, recursion, generators. * Modules: Modules and files, Namespaces, Importing modules, Module import features, Module built-in functions, Packages, Other features of modules. * Object-Oriented Programming (OOP): Classes, Class attributes, Instances, Instance attributes, Binding and method invocation, Static methods and class methods, Composition, Sub-classing and derivation, Inheritance, Built-in functions for classes, and other objects, Customizing classes with special methods, Privacy, Delegation, Advanced features of new-style classes (Python 2.2+), Related modules and documentation. * Execution environment: Callable and code Objects, Executable object statements and built-in functions, Executing other programs. 'Restricted' and 'Terminating' execution, operating system interface. * Regular expressions: Special symbols and characters, REs and Python, Regular expressions example. * Network programming: Sockets: communication endpoints, Network programming in Python, SocketServer module, Twisted framework introduction. * Internet client programming: What are internet clients? Transferring files, Network news, E-mail. * Multithreaded Programming: Threads and processes Python, threads, and the global interpreter lock, The thread and threading Modules. * GUI programming: Tkinter and Python programming, Tkinter Examples, Brief tour of other GUIs. * Web programming: Web surfing with Python: creating simple web clients, Advanced Web clients, CGI: helping web servers process client data, Building CGI applications, Using Unicode with CGI, Advanced CGI, Web (HTTP) Servers. * Database programming: Python database application programmer's interface (DB-API), ORMs. * Miscellaneous Extending Python by writing extensions, Web Services, programming MS Office with Win32 COM, Python and Java programming with Jython.

UNIX NETWORKING TRAINING COURSE DESCRIPTION A course covering the complete range of standard UNIX networking products from the basic TCP/IP configuration through DNS, NIS, NFS and Samba. Hands-on exercises follow most theory sessions. WHAT WILL YOU LEARN * Install and configure fundamental network services. * Describe TCP/IP, Apache, DNS, NIS, NIS+, NFS, Samba and sendmail. * Configure and administrate TCP/IP. * Install and administrate a DNS server. * Configure and administrate a NIS+ network. * Administrate NFS. * Setup a sendmail server. UNIX NETWORKING TRAINING COURSE DETAILS * Who will benefit: System Administrators. Network Administrators. * Prerequisites: Linux engineer certification 1 (LPIC-2) * Duration 5 days UNIX NETWORKING TRAINING COURSE CONTENTS * Organizing Email Services The UNIX Mail System, Mail Transfer Agent, Mail Delivery Agent, Mail User Agent, Email Protocols, SMTP, POP, IMAP, Using Email Servers, Sendmail, Postfix, Local Email Delivery, Procmail Basics, Sieve, Remote Email Delivery, Courier, Dovecot. * DNS DNS and BIND, Configuring a DNS Server, Starting, Stopping, and Reloading BIND, Configuring BIND Logging, Creating and Maintaining DNS Zones, BIND Zone Files, Managing BIND Zones, Securing a DNS Server, ailing BIND, DNSSEC, TSIG, Employing DANE. * Offering Web Services Web Servers, HTTP, The Apache Web Server, Installing and configuring Apache, Hosting Dynamic Web Applications, Secure Web Servers, Proxy Servers, Installing and configuring Squid, Configuring Clients, Nginx Server, Installing Nginx, Configuring Nginx. * Sharing Files Samba, Configuring Samba, Troubleshooting Samba, NFS, Configuring NFS, Securing NFS, Troubleshooting NFS, FTP Servers, Configuring vsftpd, Configuring Pure-FTPd. * Managing Network Clients Assigning Network Addresses, DHCP, UNIX DHCP Software, Installing and configuring a DHCP Server and clients, Authentication Service, PAM Basics, Configuring PAM, PAM Application Files, Network Directories, LDAP Basics, OpenLDAP Server, LDAP Clients. * Setting Up System Security Server Network Security, Port Scanning, Intrusion Detection Systems, External Network Security, iptables, Routing in UNIX, Connecting Securely to a Server, OpenSSH, OpenVPN, Security Resources, US-CERT, SANS Institute, Bugtraq.

CCNP TRAINING COURSE DESCRIPTION The Implementing and Operating Cisco Enterprise Network Core Technologies (ENCOR) v1.2 course provides the knowledge and skills needed to configure, troubleshoot, and manage enterprise wired and wireless networks. You'll learn to implement security principles within an enterprise network and how to overlay network design using solutions such as SDAccess and SD-WAN. Course content includes 3 days of self-study material. This course helps you prepare for the 350-401 Implementing Cisco Enterprise Network Core Technologies (ENCOR) exam WHAT WILL YOU LEARN * Configure, troubleshoot, and manage enterprise wired and wireless networks * Implement security principles within an enterprise network * Prepare you prepare to take the 350-401 Implementing Cisco Enterprise Network Core Technologies (ENCOR) exam CCNP TRAINING COURSE DETAILS * Who will benefit: Mid-level network engineers, Network administrators, Network support technicians, Help desk technicians. * Prerequisites: Implementation of Enterprise LAN networks. Basic understanding of Enterprise routing and wireless connectivity, and Python scripting * Duration 5 days CCNP TRAINING COURSE CONTENT * Cisco Enterprise Network Architecture: Access, distribution, core in the hierarchical network. Cisco Switching Paths: Switching mechanisms, TCAM, CAM, process switching, fast switching, and CEF. * Implementing Campus LAN Connectivity: Troubleshoot L2 connectivity using VLANs and trunking Building Redundant Switched Topology: STP Implementing Layer 2 Port Aggregation Troubleshoot link aggregation using Etherchannel EIGRP Implement and optimize OSPFv2/v3, including adjacencies, packet types, and areas, summarization, and route filtering for IPv4/v6 Implement EBGP interdomain routing, path selection, and single and dual-homed networking Implementing Network Redundancy: HSRP and VRRP Implement static and dynamic NAT Virtualization Protocols and Techniques VPNs and Interfaces: Overlay technologies such as VRF, GRE, VPN, and LISP Wireless Principles: RF, antenna characteristics, and wireless standards. Wireless Deployment: Models available, autonomous AP deployments and cloud-based designs within the centralized Cisco WLC architecture Wireless Roaming and Location Services Wireless AP Operation: How APs communicate with WLCs to obtain software, configurations, and centralized management Wireless Client Authentication: EAP, WebAuth, and PSK wireless client authentication on a WLC. Troubleshoot wireless client connectivity issues using various available tools Troubleshoot networks using services such as NTP, SNMP, Cisco IP SLAs, NetFlow, and Cisco IOS EEM Explain network analysis and troubleshooting tools, which include show and debug commands, as well as best practices in troubleshooting Multicast Protocols: IGMP v2/v3, PIM DM/SM and RPs Introducing QoS: Concepts and features. Implementing Network Services: Secure administrative access for Cisco IOS devices using CLI access, RBAC, ACL, and SSH, and device hardening concepts to secure devices from less secure applications Using Network Analysis Tools Infrastructure Security: Scalable administration using AAA and the local database, features and benefits Enterprise Network Security Architecture: VPNs, content security, logging, endpoint security, personal firewalls, and other security features. Automation and Assurance with Cisco DNA Center: Purpose, function, features, and workflow. Intent-Based Networking, for network visibility, proactive monitoring, and application experience Cisco SD-Access Solution: Nodes, fabric control plane, and data plane, VXLAN gateways Cisco SD-WAN Solution: Components and features of Cisco SD-WAN solutions, including the orchestration, management, control, and data planes Basics of Python Programming: Python components and conditionals with script writing and analysis Network Programmability: NETCONF and RESTCONF APIs in Cisco DNA Center and vManage * Labs: Investigate the CAM. Analyze CEF. Troubleshoot VLAN and Trunk Issues. Tuning STP and Configuring RSTP. Configure MSTP. Troubleshoot EtherChannel. Implement Multi-area OSPF. Implement OSPF Tuning. Apply OSPF Optimization. Implement OSPFv3. Configure and Verify Single-Homed EBGP. Implementing HSRP. Configure VRRP. Implement NAT. Configure and Verify VRF. Configure and Verify a GRE Tunnel. Configure Static VTI Point-to-Point Tunnels. Configure Wireless Client Authentication in a Centralized Deployment. Troubleshoot Wireless Client Connectivity Issues. Configure Syslog. Configure and Verify Flexible NetFlow. Configuring Cisco IOS EEM. Troubleshoot Connectivity and Analyze Traffic with Ping, Traceroute, and Debug. Configure and Verify Cisco IP SLAs. Configure Standard and Extended ACLs. Configure Control Plane Policing. Implement Local and Server-Based AAA. Writing and Troubleshooting Python Scripts. Explore JSON Objects and Scripts in Python. Use NETCONF Via SSH. Use RESTCONF with Cisco IOS XE.

ADVANCED TCP/IP TRAINING COURSE DESCRIPTION An intensive advanced TCP/IP course focusing on the details of the protocols according to the RFCs. This course is designed to go into the technical details of the protocols and is not for those that are new to TCP/IP. A particular focus is on TCP and performance. Those more interested in routing protocols should see our Definitive IP routing for engineers course. It is expected that delegates are totally familiar with configuration addressing. Hands on sessions consist of protocol analysis using Wireshark. WHAT WILL YOU LEARN * Analyse packets and protocols in detail. * Troubleshoot networks using Wireshark. * Find performance problems using Wireshark. * Perform network forensics. ADVANCED TCP/IP TRAINING COURSE DETAILS * Who will benefit: Advanced technical staff. * Prerequisites: TCP/IP Foundation for engineers * Duration 5 days ADVANCED TCP/IP TRAINING COURSE CONTENTS * IP Fragmentation and MTU issues, Path MTU discovery, Geolocation, unusual IP addresses, forwarding broadcasts, DiffServ, DSCP, ECN, assured and expedited forwarding. TTL usage in traceroute, Protocol field. Sanitising IP addresses in trace files. Wireshark and checksum errors. * IPv6 The header. Extension headers. Traffic class and flow labels. Tunnelling. IPv6 and fragmentation. * ARP Requests, responses, gratuitous ARP, Proxy ARP, ARP poisoning. * ICMP ping, Round Trip Times, ICMP redirect, ICMP router advertisement and solicitation, Time Exceeded, Destination unreachable. ICMPv6: Similarity to ICMPv4, Neighbor discovery and the replacement of ARP. MLD. * First hop redundancy ICMP discovery, HSRP, VRRP, GLBP. * IGMP Multicast overview, multicast architecture, multicast addresses, IGMP v1, IGMPv2, IGMPv3. * UDP Use in broadcasts and multicasts. Port numbers. * TCP Connections, RST, FIN, sequence numbering, packet loss recovery, Fast recovery, RTO timeout, SACK, TCP flow control, receive window, congestion window, van Jacobsen, nagle, delayed ACKs, PSH, URG, TCP options, MSS, Window scaling, TCP timestamps. Congestion notification. Hands on Troubleshooting with sequence numbers, Wireshark IO and TCP graphs to analyse performance. Window size issues. * DHCP DHCP header. Relationship to BOOTP. Discover, offer, request, decline, ACK, release. Lease, renewal and rebind times. Relay agents. DHCPv6 * DNS Names and addresses, Resource Records, queries, responses, problems. MDNS. * HTTP Requests, methods, request modifiers, response codes. HTTPS. SSL, TLS. Proxies. Hands on Redirects, recreating pages from packets. * FTP Commands, responses, passive/active mode. * Email SMTP, POP3, IMAP, commands responses. * Voice and Video RTP, RTCP, SIP. IP PBXs. Traffic flows. Hands on Voice playback. * SNMP MIBs, GET, TRAP, polling. * Performance Baselining, high latency, Wireshark and timings, packet loss, redirections, small packets, congestion, name resolution. * Security Network forensics, scanning and discovery, suspect traffic. IPsec, SSH.

WCNA TRAINING COURSE DESCRIPTION Wireshark is a free network protocol analyser. This hands-on course provides a comprehensive tour of using Wireshark to troubleshoot networks. The course concentrates on the information needed in order to pass the WCNA exam. Students will gain the most from this course only if they already have a sound knowledge of the TCP/IP protocols. WHAT WILL YOU LEARN * Analyse packets and protocols in detail. * Troubleshoot networks using Wireshark. * Find performance problems using Wireshark. * Perform network forensics. WCNA TRAINING COURSE DETAILS * Who will benefit: Technical staff looking after networks. * Prerequisites: TCP/IP Foundation for engineers * Duration 5 days WCNA TRAINING COURSE CONTENTS * What is Wireshark? Network analysis, troubleshooting, network traffic flows. Hands on Download/install Wireshark. * Wireshark introduction Capturing packets, libpcap, winpcap, airpcap. Dissectors and plugins. The menus. Right click. Hands on Using Wireshark. * Capturing traffic Wireshark and switches and routers. Remote traffic capture. Hands on Capturing packets. * Capture filters Applying, identifiers, qualifiers, protocols, addresses, byte values. File sets, ring buffers. Hands on Capture filters. * Preferences Configuration folders. Global and personal configurations. Capture preferences, name resolution, protocol settings. Colouring traffic. Profiles. Hands on Customising Wireshark. * Time Packet time, timestamps, packet arrival times, delays, traffic rates, packets sizes, overall bytes. Hands on Measuring high latency. * Trace file statistics Protocols and applications, conversations, packet lengths, destinations, protocol usages, strams, flows. Hands on Wireshark statistics. * Display filters Applying, clearing, expressions, right click, conversations, endpoints, protocols, combining filters, specific bytes, regex filters. Hands on Display traffic. * Streams Traffic reassembly, UDP and TCP conversations, SSL. Hands on Recreating streams. * Saving Filtered, marked and ranges. Hands on Export. * TCP/IP Analysis The expert system. DNS, ARP, IPv4, IPv6, ICMP, UDP, TCP. Hands on Analysing traffic. * IO rates and trends Basic graphs, Advanced IO graphs. Round Trip Time, throughput rates. Hands on Graphs. * Application analysis DHCP, HTTP, FTP, SMTP. Hands on Analysing application traffic. * WiFi Signal strength and interference, monitor mode and promiscuous mode. Data, management and control frames. Hands on WLAN traffic. * VoIP Call flows, Jitter, packet loss. RTP, SIP. Hands on Playing back calls. * Performance problems Baselining. High latency, arrival times, delta times. Hands on Identifying poor performance. * Network forensics Host vs network forensics, unusual traffic patterns, detecting scans and sweeps, suspect traffic. Hands on Signatures. * Command line tools Tshark, capinfos, editcap, mergecap, text2pcap, dumpcap. Hands on Command tools.

WAN TRAINING COURSE DESCRIPTION A hands on Introduction to Wide Area Networks for engineers. This course covers all current major WAN technologies from a perspective of design, evaluating technologies available as well as hands on to consolidate the theory WHAT WILL YOU LEARN * Describe the seven-layer model and realise how it applies to the real world. * Evaluate and describe WAN technologies. * Describe the architecture of WANs in the core. * Use WANS to interconnect LANS. WAN TRAINING COURSE DETAILS * Who will benefit: Technical staff wishing to find out more about how their WAN works. * Prerequisites: Intro to data communications & networking * Duration 5 days WAN TRAINING COURSE CONTENTS * Introduction LANs, MANS and WANS, protocols, the OSI seven layer model, ITU-T, ETSI, DTE, DCE, and the overall picture. * WAN architectures Service providers, core, access, DTE, DCE, CPE, dialup, circuit switched, packet switched, how to choose a WAN, common bandwidths, site to site, remote access. Topologies: Star, Full mesh, partial mesh. * History of WANs Before IP was ubiquitous, The PSTN, Dial up networks, modems, ISDN, Stat mux, TDM, 64k, N*64, E1, X25, Frame Relay * The role of IP and routers The growth of IP, the role of routers, routing tables, routing protocols. Hands on: IP and routing. * Layer 1 Physical Copper, Fibre, Wireless, Microwave, Phone lines, FTTC, FTTH, mobile networks. * Service provider technologies The transport plane, SDH, SONET, DWDM. * WAN access Phone lines, leased lines, xDSL, WiMax, satellite, the role of PPP. * Broadband adband xDSL, ADSL, SDSL, local loops, DSLAM, DSL architecture. * ATM Cell switching principles, ATM switching, Virtual paths, QOS, CBR, VBR, ABR, UBR, AAL1 to AAL5, MPOA, LANE, Voice over ATM. * The Internet VPNs, IPSEC, QOS. * What is MPLS? Core MPLS, MPLS and the 7 layer model, MPLS protocol, MPLS standard, MPLS runs on routers, MPLS history, Why MPLS? * MPLS architecture LSRs, PE and P router roles, FEC, swapping labels, MPLS packet format, Loops, TTL control. * Ethernet What is Ethernet? LANs, MANs, WANs, Ethernet and switches in the LAN. Traditional LAN/WAN integration, routers. The Ethernet interface for the WAN. Standards: Transporting carrier Ethernet.