VoIP and IP Telephony training course description A concise overview course for management covering voice communications using IP networks. The course focuses on how VoIP works at a simplified level enabling delegates to recognise the key decisions to be made when implementing VoIP. What will you learn Describe the key buzzwords used in the VoIP arena. Explain how VoIP and IPT work (at a simplified level). Describe the issues of providing a converged architecture. Recognise the key decisions to be made when implementing VoIP VoIP and IP Telephony training course details Who will benefit: Anyone, although the course is particularly aimed at non-technical personnel needing some knowledge of VoIP. Prerequisites: Network fundamentals Duration 1 day VoIP and IP Telephony training course contents Introduction What is VoIP, brief review of IP, brief review of telephones, voice and signalling. VoIP issues Bandwidth, Delay, Jitter. Voice coding and compression, packetising voice, comparison of techniques, MOS.IP performance and QoS. The need for QoS, prioritising voice. Architectures Hard phones, soft phones, video phones, desktop, backbone, gateway, integrating analog phones and PCs, carriers, Softswitches. VoIP protocol stack RTP, RTCP. H.323 vs SIP, other signalling protocols. H.323 Architecture, Call setup, Gatekeepers. SIP Comparison with H.323, SIP proxy, proxy servers, redirect servers, location servers. MGCP and MegaCo Carrier networks, PSTN breakout, SS7 gateways, MGCP, Megaco. IP PBXs Integrating IP into 'normal' PBXs, IP PBXs, Asterisk. UM, other telephony applications.
WANs training course description A concise overview course covering Wide Area Networks with particular emphasis on the WAN options available including the use of the Internet. What will you learn Choose and evaluate WAN technologies. Recognise the role of service providers. Describe the benefits of VPNs. Describe how the Internet can be used as a WAN. Describe the equipment needed to connect LANS to WANS. List the speeds of various WAN technologies. WANs training course details Who will benefit: Anyone, although the course is particularly aimed at non-technical personnel needing some knowledge of WANS. Prerequisites: Network fundamentals Duration 1 day WANs training course contents WANS WAN architecture, Common WAN terms, Core vs access, service providers, relationship with 7 layer model, WAN equipment, how to choose a WAN. Layer 1 Copper, phone lines, fibre, coaxial, satellite, wireless. Cabling to the building, CPE cabling, interfaces. Layer 2 Dial up vs. Dedicated vs. packet switched networks and when to use them. Packet switching vs. circuit switching. Point to point and point to multipoint. Dialup access technologies Modems, ISDN, BRI, PRI. Access with dedicated lines XDSL, leased lines. WAN services X.25, SMDS, Frame Relay, CIR, ATM, Internet, MANS, dark fibre and other services. Case study: Selecting WAN technologies. Service provider technologies MPLS, SDH, WDM, DWDM. Routers Network addressing, default gateways, routing tables, routing protocols. Internet architecture Service providers, ISPs, private peering, public peering, core WANs in the Internet. VPNs Private networks, public networks, What are VPNs?, benefits of VPNs, tunnelling, encryption, IPSec. Case study: Specifying WAN connectivity.
IPv6 demystified training course description IPv6 is the next generation Internet Protocol. This course looks at the benefits and features of the new protocol along with an assessment of the likely impact of the protocol and migration strategies. What will you learn Explain the benefits and disadvantages of IPv6 Recognise the impact of IPv6 on existing networks. Plan migration strategies for IPv6 Integrate IPv6 and IPv4 networks IPv6 demystified training course details Who will benefit: Sales staff, managers and other non technical staff. Prerequisites: None. Duration 1 day IPv6 demystified training course contents What's wrong with IPv4 IPv4 works, NAT, carrier grade NAT, addresses running out. Current state of IPv4 addressing. Why IPv6 Reasons for IPv6, what is IPv6? the origins of IPv6. IPv6 addressing IPv6 address allocation, address format, prefixes, address categories, scope zones, global unicast, link local. Plug and play. Migration techniques A migration plan, Dual stack, DNS, tunnelling, tunnel establishment, tunnel brokers, Tunnel types. IPv6 steps How IPv6 can affect the following: Firewalls, routers, switches!, DNS, Web services, Email. Current state of IPv6 IPv6 release 1996, 3G, World IPv6 day 2011, World IPv6 launch 2012.
Peering demystified training course description A concise overview course covering The Internet and peering. Particular emphasis is placed on the structure of the Internet, how IXs benefit the Internet, IX architectures, peering and the technical buzzwords behind the IX services. What will you learn Describe the structure of the Internet Explain the role of RIPE, ARIN and IXs in the Internet Explain how IXs connect ISPs and the benefits of using IXs. Describe peering from a technical perspective including the role of BGP and AS's. Peering demystified training course details Who will benefit: Non technical staff working for Internet companies. Prerequisites: None. Duration 1 day Peering demystified training course contents IP and routers IP as glue. What is a router? How routers join networks, benefits and disadvantages of routers, default gateways, routing tables, routing protocols. Addressing IP address format, rules of IP addressing, where to get IP addresses. Subnetting and groups of IP addresses. The Internet What is the Internet? The big picture, IP basics, registering IP addresses, DNS and registering domain names, whois, The IAB, IANA, ICANN, RIPE and other Internet organisations. ISPs Top ISPs, Tier 1, Tier 2 and Tier 3 ISPs, backbone providers, circuit providers, content providers, virtual ISPs, the internal network of ISPs. Customer connections to ISPs (DSL, Leased lines, MPLSâ¦) ISP to ISP connections: Peering points Public peering versus private peering, NAPs, Internet Exchanges, Metropolitan Area Exchanges, LINX, other major peering points, the geography of the Internet. BGP and ASNs. How to peer. IRRs. IX architecture Ethernet switching.
Network automation training course description This course concentrates on the technical side of tools and languages for network DevOps rather than the soft skills. These tools include Python, Ansible, Git and NAPALM By the end of the course delegates should be able to recognise the tools that they can use to automate their networks and be able to use the knowledge gained to feel confident approaching network automation. What will you learn Describe network DevOps. Choose network automation tools. Explain the role of various network automation technologies including: Python Ansible Git NAPALM Network automation training course details Who will benefit: Those wishing to learn about the tools of network automation. Prerequisites: Introduction to data communications. Duration 1 day Network automation training course contents What is DevOps and network automation Programming and automating networks, networks and clouds, AWS, OpenStack, SDN, DevOps for network operations. Unit testing. Hype vs reality. Benefits and features. Network monitoring and troubleshooting Traditional methods, SNMP. Netflow and xflow. Traditional automation. Streaming telemetry. Event driven automation. gRPC, Protocol buffers. Configuration management Catch 22 and initial configuration. ZTP, POAP. Traditional automation. TFTP. Ansible vs the rest (chef, salt, puppet). Jinja2 and templating. How ansible works. Network programmability Programming languages. Linux, shell scripting. Python vs the rest. Off box vs on box automation. Python network libraries Sockets pysnmp, ncclient, paramiko, netmiko, pyez, NAPALM. APIs Proprietary APIs, CLI, NETCONF, RETCONF. YANG, XML, YAML, JSON. Other tools Git, GitHub, Jenkins, JIRA and others.
Git and GitHub course description This course covers version control using Git but also using GUI frontends such as GitHub. The course starts with a tour of using GitHub but then quickly moves onto using git from the command line. All elements of git version control are covered including creation of repositories, adding and editing files, branches and merging, rewriting history and handling merge conflicts. Hands on sessions are used throughout the course. What will you learn Install git. Add and edit files in a repository. Create branches and perform merges. Handle merge conflicts. Git and GitHub course details Who will benefit: Anyone requiring version control. Prerequisites: None. Duration 1 day Git and GitHub course contents Introduction Version control for software, configuration management. Other uses. Version control systems. What is git? What is GitHub? Distributed version control. Comparison of git to other systems. GitHub Getting started, creating an account, account types, repositories, access control, bug tracking, feature requests. Alternatives to GitHub. Hands on Using GitHub. Installing git Linux install, Windows install, git config, levels, user.name, user.email. Hands on Installing and configuring git. Creating repositories git clone, github, git remote, git init. Hands on Creating a repository. Adding and editing files Staging and adding, git add, git commit, git push, git pull, git status, git log. Two stage process. File states: Working, staging, history, untracked. git mv, git rm, .gitignore, git diff, git difftool. Undoing changes. Hands on Adding and editing files in git. Branching and merging What is a branch, HEAD label, master branch, git branch, git checkout. Feature branches, bux fix branches, integration branches, production branches, fast forward merges, 3 way merges, git merge, git status, git log, tags. Hands on Making branches, merging. Rewriting history git reset, git rebase, advantages. Hands on Reset commits, rebase a branch. Merge conflicts What is a conflict, conflict resolution process, resolving merges, rebasing, git log, merge tools, configuring merge tools, avoiding conflicts. Hands on Merge resolution.
Networks demystified training course description A concise overview course covering all aspects of networking with particular emphasis of use of the 7 layer model as a framework for discussing and learning new network terms enabling delegates to recognise the main buzzwords used in the industry. What will you learn Use the 7 layer model to classify networking terms. Differentiate between LANS and WANS. Recognise bandwidth measurements. List LAN and WAN technologies. Recognise cabling issues in a network. Networks demystified training course details Who will benefit: Sales staff, managers and other non-technical personnel. Technical personnel may benefit more from our Intro to data communications and networking course. Prerequisites: None. Duration 1 day Networks demystified training course contents What are networks? What is a network? Types of network, Local Area Networks (LANs), Wide Area Networks (WANs), connecting networks together with routers. The 7 layer model What is the 7 layer model? The importance of standards, using the 7 layer model to classify networking terms. Cables Copper, Fibre, Air, standards, connectors, LAN cables, WAN cables, distance limitations, hubs and repeaters, other issues. The radio spectrum. Bandwidth Bits and bytes. Bandwidth measurements, common technologies and their bandwidth, the impact of applications on bandwidth. Full and half duplex. Joining cables together to increase bandwidth (Link aggregation). LANs and WANs What is Ethernet? What is WiFi? What are Leased lines? What is MPLS? Ethernet switches Ethernet 'packets', MAC addresses, what is a switch, what is the difference between a hub and a switch. TCP/IP What is TCP/IP? What is a protocol? What is IP? What is TCP? The role of routers in joining LANS and WANS, What is the Internet? Applications Ways to use the network, clients, servers, web browsing and HTTP, Email, instant messaging, multimedia applications.