370 Network courses in Nottingham

DNS training course description This three-day hands on DNS training course studies both the UNIX BIND and the Microsoft (MS DNS) implementations. The course starts with the big picture of how DNS works, then client configuration. Primary and secondary servers are then configured, progressing to DDNS, subdomains and security issues. Hands on sessions follow all sections ensuring that troubleshooting techniques are used throughout the course. Students choose whether to use Windows or UNIX for the hands on sessions. What will you learn Describe the architecture of DNS. Explain how DNS works. Install, configure, maintain and troubleshoot DNS DNS training course details Who will benefit: Technical staff wanting to learn DNS including: Network personnel System administrators. Prerequisites: UNIX Fundamentals (or Windows knowledge). TCP/IP foundation for engineers. Duration 3 days DNS training course contents What is DNS? Hostnames, Name resolution, host files, host file problems, What is DNS? The DNS namespace, TLDs, gTLDs, registering domains, Nameservers, how DNS works. Hands on Testing DNS servers on the Internet. DNS clients Ways to use DNS, dynamic and static configuration, multiple nameservers, domain name, searchlist, resolution issues, testing the configuration. Hands on Client configuration. DNS server software Implementations, Microsoft, BIND, daemons and services, installation, starting and stopping servers. Hands on Setting up a DNS server. DNS zone files What is a zone, Zone file overview, Forward zones, Reverse zones, Resource records, A records, PTR, CNAME, Root hints, local zone file. BIND and Microsoft configuration. Hands on Server configuration files. NS and applications MX records, Mail server load balancing, SPF, SRV records, VoIP and SRV, Microsoft and SRV, NAPTR. Hands on Testing records with dig and nslookup. DNS slaves and other servers DNS server types, Server resilience, Slaves, Zone transfers, SOA records, Serial numbers, recommendations, polling based zone transfers, NOTIFY, AD integration, DNS caching, Negative caching, TTL, Caching only servers. Hands on Masters, slaves and zone transfers. The DNS protocol The DNS stack, DNS port numbers, DNS queries, The DNS header, header section format, question format, other section format. Hands on Troubleshooting DNS with Wireshark. Dynamic DNS DHCP, DDNS, IXFR, WINS integration. Hands on Dynamic DNS. Subdomains Root servers, root server selection, Authority, delegation, NS records, subdomain with and without delegation, reverse delegation. Hands on Delegation, setting up a subdomain server. DNS security Restricting queries, DNS and firewalls, Split DNS, forwarders, internal root servers, the use of proxy servers, DNSSEC, TSIG. Hands on Hardening a DNS server. DNS and IPv6 What is IPv6, IPv6 addressing, IPv6 DNS issues, AAAA, IPv6 reverse delegation. Troubleshooting DNS Problem solving, DNS troubleshooting, Zone file checking, Some common errors, Log files, tools, nslookup, dig, host, DNS design, performance, load balancing. Hands on Putting it all together. Summary Useful books, Internet sites, RFCs. Appendix: ENUM What is ENUM, How ENUM works, NAPTR.

IPsec training course description This hands on course focuses on IPsec VPNs. Rather than focusing on one implementation this course concentrates on the technologies and protocols of IPsec. Starting with an overview of the complete IPsec architecture the course then moves onto ESP packet analysis along with encryption and authentication provided. IKEv1 and IKEv2 are both covered in detail. Having covered IPsec with pre shared keys the course then moves onto IPsec with certificates followed by IPsec issues. The course is vendor neutral with hands on with both Cisco and Microsoft implementations. What will you learn Explain how IPsec works. Explain the role of AH, ESP and IKE. Configure IPsec. Troubleshoot IPsec. IPsec training course details Who will benefit: Technical staff working with IPsec. Prerequisites: Definitive IP VPNs for engineers. Duration 3 days IPsec training course contents What is IPsec? How to spell IPsec, IPsec is IP security, confidentiality, integrity, authenticity, replay protection, what is a VPN? Network layer security, IPsec and IPv4, IPsec and IPv6, the suite of protocols, the standard, IPsec RFCs, IPsec history. Hands on Analysis of 'normal' IP packets. IPsec architecture The IPsec protocols, AH vs ESP, Why two headers? transport mode, tunnel mode, Remote access VPNs, site to site VPNs, security associations, SA database, Security Parameters Index, implementations: Host tack, Bump in the Stack, Bump in the Wire. Hands on Configuring IPsec. AH What AH does, the stack, The AH header, What is authenticated? Device authentication. AH in transport mode, AH in tunnel mode. Hands on AH packet analysis. ESP What ESP does, the ESP header, ESP in transport mode, ESP in tunnel mode, ESP and SA, ESP and SPI. Hands on ESP packet analysis, policy configuration. IPsec encryption IPsec is a framework, standard algorithms, ESP keys, the role of IKE, key lifetimes, how IKE generates the keys, DES, 3DES, AES, cipher block chaining, counter mode, other encryption. Hands on Encryption configuration. IPsec authentication Authentication types, IPsec authentication, Authentication algorithms: MD5, keyed SHA-1, HMAC-MD5, HMAC-SHA-1, HMAC-RIPEMD, other authentication algorithms. Hands on Authentication configuration. IKE Internet Key Exchange, IKE and the SAD, the two phase negotiation, ISAKMP, ISAKMP header, pre shared keys, digital signatures, public key encryption, Diffie Hellman, proposals, counter proposals, nonces, identities, phase 1 negotiation: main mode, aggressive mode, base mode. Phase 2 negotiation: quick mode, new group mode. Hands on IKE packet analysis. More IKE PFS, IKE and dynamic addresses, XAUTH, hybrid authentication, CRACK, ULA, PIC. User level authentication. IKE renegotiation, heartbeats. Hands on Troubleshooting IPsec. IKEv2 The IKEv2 exchange, IKE_SA_INIT, IKE_AUTH, CREATE_CHILD_SA, IKEv2 packets, the informational exchange. Comparing IKev1 vs IKE v2. Hands on IKEv2 configuration and analysis. PKI What is PKI?, Digital certificates, Certificate authorities, CA servers, RA, VA, certificates, CA hierarchy, CRLs, certificate formats. Hands on installing and configuring certificate servers. IPsec issues NAT, IPsec overhead and fragmentation. Summary IPsec strengths and weaknesses. Where to get further information.

Introduction to Virtualization course description A comprehensive tour of virtualization. The course concentrates on the actual technologies involved as opposed to any one vendor solution. What will you learn Explain the concepts of virtualization. Partition servers. Create Virtual Machines. Introduction to Virtualization course details Who will benefit: Anyone looking for an introduction to Virtualization. Prerequisites: None. Duration 2 days Introduction to Virtualization course contents Virtualization Concepts What is Virtualisation? What are virtual machines (VMs)? Virtualisation Landscape. Network Virtualisation. Suitability for Organisations. Advantages of deploying Virtualisation. Downsides of deploying Virtualisation. Overview of Virtualisation products. Hypervisors What is a hypervisor? Difference between type 1 and 2 hypervisors. Available hypervisors. Hypervisors and device drivers. Hands on: Installing Oracle VirtualBox on Windows. Creating/Importing/Configuring VMs. Virtualization Hosts Hardware and resource requirements. Installation of the hypervisor. Hands on: Installing Hyper-V role into Windows Server. Creating/Importing/Configuring VMs. Virtual Machines Creating virtual machines. Resource requirements. Settings. Installation of the guest OS. Additional tools/ extensions for hypervisor integration. VM files and their uses. Virtual hard disk and their formats. Hardware pass through. Hands on: Connecting to VMWare ESXi via WebGUI and using ESXi to create/import/configure VMs. VM Snapshots/Checkpoints What is a snapshot? How to use them and how they impact performance? Creating/deleting/merging of snapshots. Hands on: Using ESXi to create/manage snapshots. Command Line use on the Hypervisor Interacting with the hypervisor through the command line. Simple commands to configure the hypervisor and VMs. Simple scripts. Hands on: Connecting to VMWare ESXi via PowerCLI to manipulate VMs and snaphshots. Virtualization Storage Different types of storage: local vs remote. Local and remote storage technologies. Configuring storage. Hands on: Using ESXi to deploy VMs on remote NFS storage. Virtual Networking How is networking done in virtualization environments. What is a virtual switch and vNIC and what are their performance characteristics? NIC teaming and trunking in the virtual world. Port groups and isolation. Physical NICs and their use in virtual switches. Hands on: Using ESXi to create and configure vswitches and networking. Templates and clones What is a template? What is a clone? When to use templates and clones to optimize VM deployment. Migrating/Importing VMs What is migration? Migrating compute and storage. Importing VMs from files or physical machines. Hands on: Using VMWare vCenter Server to clone/ template/migrate VMs, tag resources, create local user accounts and assign permissions. VMs and Backups Taking backups of your VMs. Restoring your VMs from backups. Virtualization and Licensing Different licensing models and costs. Containerization Concepts What is a container and how is it different from a virtual machine. When to use containers. Docker and Kubernetes

VMware training course description This five-day VMware course features intensive handson training that focuses on installing, configuring, and managing VMware vSphere 8, which includes VMware ESXi 8 and VMware vCenter 8. This course prepares you to administer a vSphere infrastructure for an organization of any size. This course is the foundation for most VMware technologies in the software-defined data center. What will you learn Install and configure ESXi hosts. Deploy and configure vCenter. Create virtual networks using standard and distributed switches. Configure VMs, templates, clones, and snapshots. Manage virtual machine resource allocation. Migrate virtual machines with vSphere vMotion and vSphere Storage vMotion. VMware training course details Who will benefit: Systems administrators and engineers. Prerequisites: Introduction to data communications & networking. Windows/Linux Administration. Duration 5 days VMware training course contents Course Introduction Introductions and course logistics. Course objectives vSphere and Virtualization Overview Explain basic virtualization concepts, Describe how vSphere fits in the software-defined data center and the cloud infrastructure, Recognize the user interfaces for accessing vSphere, Explain how vSphere interacts with CPUs, memory, networks, storage, and GPUs Installing and Configuring ESXi Install an ESXi host, Recognize ESXi user account best practices, Configure the ESXi host settings using the DCUI and VMware Host Client Deploying and Configuring vCenter Recognize ESXi hosts communication with vCenter, Deploy vCenter Server Appliance, Configure vCenter settings, Use the vSphere Client to add and manage license keys, Create and organize vCenter inventory objects, Recognize the rules for applying vCenter permissions, View vCenter logs and events Configuring vSphere Networking Configure and view standard switch configurations, Configure and view distributed switch configurations, Recognize the difference between standard switches and distributed switches, Explain how to set networking policies on standard and distributed switches Configuring vSphere Storage Recognize vSphere storage technologies, Identify types of vSphere datastores, Describe Fibre Channel components and addressing, Describe iSCSI components and addressing, Configure iSCSI storage on ESXi, Create and manage VMFS datastores, Configure and manage NFS datastores Deploying Virtual Machines Create and provision VMs, Explain the importance of VMware Tools, Identify the files that make up a VM Recognize the components of a VM, Navigate the vSphere, Client and examine VM settings and options, Modify VMs by dynamically increasing resources, Create VM templates and deploy VMs from them, Clone VMs, Create customization specifications for guest operating systems, Create local, published, and subscribed content libraries, Deploy VMs from content libraries, Manage multiple versions of VM templates in content libraries Managing Virtual Machines Recognize the types of VM migrations that you can perform within a vCenter instance and across vCenter instances, Migrate VMs using vSphere vMotion, Describe the role of Enhanced vMotion Compatibility in migrations, Migrate VMs using vSphere Storage vMotion, Take a snapshot of a VM, Manage, consolidate, and delete snapshots, Describe CPU and memory concepts in relation to a virtualized environment, Describe how VMs compete for resources Define CPU and memory shares, reservations, and limits Deploying and Configuring vSphere Clusters Create a vSphere cluster enabled for vSphere DRS and vSphere HA, View information about a vSphere cluster Explain how vSphere DRS determines VM placement on hosts in the cluster, Recognize use cases for vSphere DRS settings, Monitor a vSphere DRS cluster Describe how vSphere HA responds to various types of failures, Identify options for configuring network redundancy in a vSphere HA cluster, Recognize vSphere HA design considerations, Recognize the use cases for various vSphere HA settings, Configure a vSphere HA cluster, Recognize when to use vSphere Fault Tolerance Managing the vSphere Lifecycle Enable vSphere Lifecycle Manager in a vSphere cluster, Describe features of the vCenter Update Planner, Run vCenter upgrade prechecks and interoperability reports, Recognize features of vSphere Lifecycle Manager, Distinguish between managing hosts using baselines and managing hosts using images, Describe how to update hosts using baselines, Describe ESXi images, Validate ESXi host compliance against a cluster image and update ESXi hosts, Update ESXi hosts using vSphere Lifecycle Manager, Describe vSphere Lifecycle Manager automatic recommendations, Use vSphere Lifecycle Manager to upgrade VMware Tools and VM hardware

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Integrating Linux and Microsoft course description This course is designed for the enterprise-level Linux professional and represents the highest level of professional, distribution-neutral Linux certification within the industry. LPIC-3 300 covers administering Linux enterprise-wide with an emphasis on mixed environments. What will you learn Configure and troubleshoot OpenLDAP. Use OpenLDAP as an authentication backend. Manage software packages. Use Samba - Share configuration - User and group management - Domain integration - Name services - with Linux and Windows clients Integrating Linux and Microsoft course details Who will benefit: Enterprise-level Linux professionals. Prerequisites: Delegates must have an active LPIC-2 certification to receive LPIC-3 certification, but the LPIC-2 and LPIC-3 exams may be taken in any order. Duration 5 days Integrating UNIX and Microsoft course contents OPENLDAP CONFIGURATION OpenLDAP replication Replication concepts, OpenLDAP replication, replication log files, replica hubs, LDAP referrals, LDAP sync replication. Securing the Directory Securing the directory with SSL and TLS, Firewall considerations, Unauthenticated access methods, User/password authentication methods, Maintanence of SASL user DB, certificates. OpenLDAP Server Performance Tuning Measure OpenLDAP performance, Tune software configuration to increase performance, indexes. OPENLDAP AS AN AUTHENTICATION BACKEND LDAP Integration with PAM and NSS Configure PAM to use LDAP for authentication, NSS to retrieve information from LDAP and PAM modules in UNIX. Integrating LDAP with Active Directory and Kerberos Kerberos integration with LDAP, Cross platform authentication, Single sign-on concepts, Integration and compatibility limitations between OpenLDAP and Active Directory. SAMBA BASICS Samba Concepts and Architecture Samba daemons and components, key issues regarding heterogeneous network, Identify key TCP/UDP ports used with SMB/CIFS, Knowledge of Samba3 and Samba4 differences. Configure Samba Samba server configuration file structure, variables and configuration parameters, Troubleshoot and debug configuration problems. Regular Samba Maintenance Monitor and interact with running Samba daemons, Perform regular backups of Samba configuration and state data. Troubleshooting Samba Samba logging, Backup TDB files, Restore TDB files, Identify TDB file corruption, Edit / list TDB file content. Internationalization Internationalization character codes and code pages, differences in the name space between Windows and Linux/Unix with respect to share, names, user/group/computer naming in a non-English environment. SAMBA SHARE CONFIGURATION Linux File System and Share/Service Permissions File / directory permission control, Samba interaction with Linux file system permissions and ACLs, Use Samba VFS to store Windows ACLs. Print Services Printer sharing, integration between Samba and CUPS, Manage Windows print drivers and configure downloading of print drivers, security concerns with printer sharing. SAMBA USER AND GROUP MANAGEMENT Managing User Accounts and Groups User and group accounts, mappings, user account management tools, smbpasswd, file/directory ownership of objects. Authentication, Authorization and Winbind Local password database, password synchronization, passdb backends, Convert between passdb backends, Integrate Samba with LDAP, Winbind service, PAM and NSS. SAMBA DOMAIN INTEGRATION Samba as a PDC and BDC Domain membership and trust relationships, Create and maintain a PDC and BDC with Samba3/4, Add computers to an existing domain, logon scripts, roaming profiles, system policies. Samba4 as an AD compatible Domain Samba 4 as an AD DC, smbclient, how Samba integrates with AD services: DNS, Kerberos, NTP, LDAP. Configure Samba as a Domain Member Server Joining Samba to NT4 and AD domains, obtain a TGT from a KDC. SAMBA NAME SERVICES NetBIOS and WINS WINS concepts, NetBIOS concepts, local master browser, domain master browser, Samba as a WINS server, name resolution, WINS replication, NetBIOS browsing and browser elections, NETBIOS name types. Active Directory Name Resolution DNS for Samba4 as an AD Domain Controller, DNS forwarding with the internal DNS server of Samba4. WORKING WITH LINUX AND WINDOWS CLIENTS CIFS Integration SMB/CIFS concepts, remote CIFS shares from a Linux client, securely storing CIFS credentials, features and benefits of CIFS, permissions and file ownership of remote CIFS shares. Working with Windows Clients browse lists and SMB clients from Windows, Share file/print resources from Windows, the smbclient program, the Windows net utility.

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BGP training course description A study of BGP for non engineers working in the Internet. The course starts with a review of the basics of routers and routing tables and then moves on to a simple overview of how BPG works with a focus on BGP metrics influencing the route traffic takes through the Internet. Hands on with routers follow the major sessions to reinforce the theory. Note these hands on sessions are more demonstrations by the trainer but some can be followed along and done by delegates (e.g. looking at Internet routing tables.) What will you learn Explain how routing tables influence Internet traffic. Describe how BGP works. Explain the methods BGP can use to influence Internet traffic. Use traceroute, peeringdb, route collectors and looking glasses to analyse traffic flows. Explain the difference between bi lateral and multilateral peering using a route server. BGP training course details Who will benefit: Non technical staff wishing to know more about BGP. Prerequisites: None. Duration 1 day BGP training course contents Networks, routers and routing tables What is a network, what is a router, routing tables, static routes, routing protocols. When an ISP uses static routes and when they use BGP. IP addresses, subnet masks, groups of IP addresses. IPv6. Hands on: Showing a full routing table. Seeing traceroute being used. Basic BGP What's BGP? BGP versus other routing protocols, ASs, AS numbers. RIPE database, peeringdb. Hands on: Finding AS numbers. Showing simple BGP configuration and routing tables in an EVENG example. How BGP works Simple walk through of BGP incremental updates and how routes change when links go down. Hands on: Showing packets and route changes when a link goes down/comes up. BGP path selection Transit, peering, routing policy and route filtering. Longest matching rule in routing tables, route selection order, Local preference, AS prepend, MEDs. Hands on: Seeing BGP influencing traffic. Looking at peering policies in RIPE and peeringdb. Route servers What are route servers? LINX route servers, route server policy control and communities, What are route collectors, Looking glasses. Hands on: Seeing the LINX route server details in peeringdb, using a looking glass.

Windows server 2019 administration course description This five-day instructor-led course is designed primarily for IT professionals who have some experience with Windows Server. It is designed for professionals who will be responsible for managing identity, networking, storage and compute by using Windows Server 2019, and who need to understand the scenarios, requirements, and options that are available and applicable to Windows Server 2019. The course teaches IT professionals the fundamental administration skills required to deploy and support Windows Server 2019 in most organizations. What will you learn Administrate Windows Server 2019. Configure file servers and storage. Manage Hyper-V virtualization and containers. Implement HA and disaster recovery solutions. Implement service monitoring and performance monitoring, and apply troubleshooting. Perform upgrades and migration related to AD DS, and storage. Windows server 2019 administration course details Who will benefit: Technical staff working with Windows server 2019. Prerequisites: TCP/IP foundation for engineers. Some Windows experience. Duration 5 days Windows server 2019 administration course contents Windows server administration overview Windows server administration principles and tools, Introducing Windows Server 2019, Windows Server Core Overview. Lab: Deploying and configuring Server Core, Implementing and using remote server administration. Identity Services in Windows server AD DS, Windows Server domain controllers, Azure AD, Group Policy, Active Directory Certificate Services. Lab: Deploying a new domain controller on Server Core, Configuring Group Policy, Deploying and using certificate services. Network Infrastructure services in Windows server DHCP, DNS services, IPAM. Lab: Deploying and configuring DHCP, Deploying and configuring DNS. File Servers and Storage management Volumes and file systems, sharing in Windows Server, Storage Spaces in Windows Server, Data Deduplication, Iscsi, Distributed File System. Lab: Implementing Data Deduplication, Configuring iSCSI storage, Configuring redundant storage spaces, Implementing Storage Spaces Direct. Hyper-V virtualization and containers Hyper-V in Windows Server, Configuring VMs, Securing virtualization in Windows Server, Containers in Windows Server, Overview of Kubernetes. Lab: Creating and configuring VMs, Installing and configuring containers. High Availability in Windows Server Planning for failover clustering implementation, Creating and configuring failover cluster, stretch clusters, High availability and disaster recovery solutions with Hyper-V VMs. Lab: Configuring iSCSI storage, Configuring a failover cluster, Deploying and configuring a highly available file server, Validating the highly available file server deployment. Disaster recovery in Windows Server Hyper-V Replica, Backup and restore infrastructure in Windows Server. Lab: Implementing Hyper-V Replica, Implementing backup and restore with Windows Server Backup. Windows Server security Credentials and privileged access protection, Hardening Windows Server, Just Enough Administration in Windows Server, Securing and analyzing SMB traffic, Windows Server update management. Lab: Configuring Windows Defender Credential Guard, Locating problematic accounts, Implementing LAPS. Remote Desktop Services in Windows Server Remote Desktop Services, session-based desktop deployment, personal and pooled virtual desktops. Lab: Implementing RDS, Configuring RemoteApp collection settings, Configuring a virtual desktop template. Remote access and web services in Windows Server Overview of RAS in Windows Server, Implementing VPNs, Implementing NPS, Implementing Always On VPN, Implementing Web Server in Windows Server. Lab: Implementing Web Application Proxy, Implementing VPN in Windows Server, Deploying and Configuring Web Server. Monitoring, performance, and troubleshooting Windows Server monitoring tools, Performance Monitor, Monitoring event logs for troubleshooting. Lab: Establishing a performance baseline, Identifying the source of a performance problem, Viewing and configuring centralized event logs, Identifying the source of a performance problem, Describe monitoring tools and performance monitoring in Windows Server, Describe event logging and perform event logging monitoring for troubleshooting purposes. Upgrade and migration in Windows Server AD DS migration, Storage Migration Service, Windows Server migration tools. Lab: Selecting a process to migrate server workloads, Planning how to migrate files by using Storage Migration Service.