10502 Courses

Building the Case for Data Governance Masterclass with Nicola Askham (The Data Governance Coach) and Alex Leigh

Network+ training course description This network+ course covers the TCP/IP side of the exam. For delegates to pass the exam it is important that they meet the prerequisites, self study is also required. An intensive hands on IP foundation. The course focuses on all parts of TCP/IP including layers 4 to 7 on end stations as well as layer 3 on routers. The TCP/IP protocols are also studied to enable delegates to be able to troubleshoot TCP/IP using Wireshark. Hands on sessions are used to reinforce the theory rather than teach specific manufacturer equipment. What will you learn Use ping, traceroute and other tools to diagnose faults on a network. Configure IP on PCs and routers. Plan IP addresses and subnets. Analyse IP and TCP packets using an analyser. Troubleshoot TCP/IP. Network+ training course details Who will benefit: Those wishing to pass the Network+ exam. Prerequisites: Introduction to data communications & networking Duration 5 days Network+ training course contents What is TCP/IP? TCP and IP are protocols, 7 layer model, network layers, hardware/software layers, internetworking, protocols, What is IP? What is TCP? The internet, The IAB, RFCs. Ping and Wireshark Host configuration, IP addresses, subnet masks, default gateways, ping. Hands on Base configuration. Testing with ping. Analysing packets with Wireshark. Switches and Wireshark Switches versus hubs, layer 2 forwarding table, flooding, broadcasts. Hands on Building a switched based network. Configuring network devices Configuration options, console port, putty, telnet. Hands on Configuring switches, telnet. IP IP packet format, protocol field, TTL, DiffServ, fragments, ICMP. Hands on IP packet analysis. IP addressing 32 bits, dotted decimal, rules, networks, role of subnet masks, simple subnetting, prefix notation. Broadcasts, special use addresses. Hands on Planning and implementing addressing. IP and the lower layers ARP, media not supporting ARP. Hands on ARP. Routing What are routers? What routers do, default gateways, routing and addressing, routing tables, ways to update routing tables. Hands on Building a routed network, traceroute. Routing protocols IGPs and EGPs, RIP, RIPv2, Why not to use RIP, OSPF, OSPF metrics, convergence, distance vector protocols, link state protocols. Hands on OSPF, analysing routing tables, loopbacks. Network simulators Network simulators, EVE-NG, GNS3, CML. Hands on Using EVE-NG. Subnetting Subnetting to the bit level, ranges, how prefixes are used. Hands on Subnetting. VLANS and IP addressing What are VLANs, tagging, 802.1Q, Inter VLAN routing. Hands on Inter VLAN routing. TCP and UDP Layer 4, port numbers, client ports, broadcasts multicasts and layer 4, UDP header, TCP header, connections, ACK, sliding windows, options, connection states. Sockets. Hands on Analysing TCP packets. IPv4 address configuration Private addresses, NAT, NAPT, dynamic addressing, DHCP, link local addresses. Hands on DHCP, NAT. IPv6 What is IPv6, 128 bit addresses, address formats, IPv6 address allocation, header format, migration, dual stack, tunnelling, NAT64, DNS64. Hands on IPv6 setup troubleshooting. IPv6 address configuration Static addressing, EUI-64 addresses, IPv6 address order, SLAAC, DHCPv6. Hands on SLAAC. Applications Clients, servers, HTTP, Email, resource sharing, VoIP, video, terminal emulation, remote desktop. Network management and SNMP. Hands on Servers, TFTP, VoIP packet analysis. DNS Names and addresses, hosts file, how DNS works. FQDNs, DNS client configuration. Hands on Troubleshooting DNS. Security Firewalls, firewall architectures, DMZ, how firewalls work, proxy servers, filtering, ACLs, IDS, VPNs, authentication, encryption, tunnels, secure protocols. Hands on Firewalls, SSH Troubleshooting Methods, tools. Using the 7 layer model. Troubleshooting toolkits. Hands on Fixing the network.

24 Hours Left! Don't Let Year-End Deals Slip Away - Enrol Now! Ignite your career in the construction industry and open the gates to success with our exclusive Building Quantity Surveying & Construction Industry Scheme (CIS) - QLS Endorsed Bundle. This power-packed trio of courses is your ticket to unlocking a world of opportunities. With three QLS-endorsed certifications at your fingertips and hardcopy certificates to showcase your expertise, you'll be on the fast track to professional advancement. Learn how surveying measurements are done and budgets are estimated and start your career as a quantity surveyor in the UK building industry. From tendering important contracts to pricing and bill preparation, master all the tricks of the profession with the help of our experts from this industry. Is this Premium Quantity Surveying course really worth £350? Take a look at the goodies you will be offered- Get 3 FREE QLS Certificate & CPDQS accredited certificate worth of (£129+£10)x3 = £417 This course is also offering a 'Job Seeker' bundle consisting of 10 courses worth £200 to increase your employability Get Nominated for a Live webinar; 1 out of every 10 students would get this chance by a Rafflel Draw worth £299 Full tutor support is available Get 24/7 help or advice from our email and live online community Profile-building consultation for job sites and resume support Unlimited retake exams Free entry to job seekers forum Find a report of current job openings for the relevant course Learn at your ease - anytime, from anywhere Job Seeker's Special Bundle Worth £200 Our Special Course is also offering an exclusive bundle to enhance your potential in the job market. This bundle includes important and effective courses such as: Course 01: Job Search Skills Course 02: CV Writing and Job Searching Course 03: Proofreading & Copy Editing Course (Level 4 Diploma) Course 04: Effective Methods of Public Speaking and Presentation Skill Course 05: Recovering from a Job Loss in Technology Course Course 06: Workplace Professionalism Course 07: Microsoft Office Course 08: Confidence Building & Assertiveness Course 09: Critical Thinking in The Workplace Course 10: Time Management Skills You Will Gain: By the end of this Quantity Surveying & Construction Industry Scheme (CIS) - QLS Endorsed Bundle, you will be able to - Quantity surveying principles, techniques, and measurement methods Be able to perform and record accurate measurements Understand how to execute efficient cost management Learn how to accurately estimate project costs Factors influencing cost estimation and effective cost management Get skilled in the acts of procurement and bill charging Master the ability to assess potential risks and act accordingly Construction Industry Scheme (CIS) coverage, registration, verification, and record-keeping The Quantity Surveying & Construction Industry Scheme (CIS) - QLS Endorsed Bundle is QLS-endorsed and CPD accredited. You can take the at your own pace - anytime, from anywhere. Enroll in the Building Quantity Surveying & Construction Industry Scheme (CIS) - QLS Endorsed Bundle today and unleash your potential. Gain the expertise, recognition, and hardcopy certificates that will take your career to soaring heights. Your future in the construction industry starts here. By the time you complete this Quantity Surveying & Construction Industry Scheme (CIS) - QLS Endorsed Bundle, you'll have sharpened the skills and As one of the top course providers in the UK, we're committed to providing you with the best educational experience possible. Our industry experts have crafted this training to empower you to learn all at once with accuracy. QLS Course 1- Quantity Surveying: An introduction to quantity surveying principles Development of the quantity surveying profession Quantity surveying measurement techniques Cost management strategies Pricing and operational estimation Contract management and tendering processes Procurement and bill preparation Predicting potential risks and implementing management strategies Regulation and control in quantity surveying Report writing skills development QLS Course 2- Building Quantity Surveying: Building law principles Building procurement and contract administration Building technology insights Cost estimation techniques Factors influencing cost estimation Effective cost management strategies Management of materials for construction Building pathology understanding Building adaptation considerations Report writing skills development Legal aspects of building surveying QLS Course 3- Construction Industry Scheme (CIS): Overview of the Construction Industry Scheme (CIS) Coverage and scope of the scheme Contractor registration process for CIS Verification procedures within the scheme CIS returns and reporting requirements Record-keeping and CIS certificate management Penalties associated with CIS non-compliance Miscellaneous information related to the CIS Assessment Process We offer an integrated assessment framework to make the process of evaluation and accreditation for learners easier. You have to complete the assignment questions given at the end of the course and score a minimum of 60% to pass each exam. Our expert trainers will assess your assignment and give you feedback after you submit the assignment. You will be entitled to claim a certificate endorsed by the Quality Licence Scheme after you have completed all of the exams. Show off Your New Skills with a Certification of Completion Endorsed Certificate of Achievement from the Quality Licence Scheme After completing the Quantity Surveying course, you can order an original hardcopy certificate of achievement endorsed by the Quality Licence Scheme. The certificate will be home-delivered, completely free of charge in this package. CPD 450 CPD hours / points Accredited by CPD Quality Standards Who is this course for? Professionals seeking to enhance their skills and knowledge in quantity surveying and construction industry schemes. Individuals interested in pursuing a career as a quantity surveyor or building surveyor within the construction sector. Students or graduates looking to specialise in quantity surveying or gain a comprehensive understanding of the construction industry. Construction professionals aiming to expand their expertise and stay updated with the latest regulations and practices. Requirements Quantity Surveying & Construction Industry Scheme (CIS) - QLS Endorsed Bundle has no formal entry criteria, and everyone is welcome to enrol! Career path Career Path of Quantity Surveying & Construction Industry Scheme (CIS) - QLS Endorsed Bundle: Quantity Surveyor: £30,000 - £60,000 per year Building Surveyor: £25,000 - £50,000 per year Construction Estimator: £25,000 - £45,000 per year Contract Administrator: £25,000 - £40,000 per year Procurement Manager: £30,000 - £60,000 per year Construction Compliance Officer: £25,000 - £45,000 per year Certificates Certificate Accredited by CPDQS Digital certificate - Included

This course shows you how to apply various approaches and algorithms to solve business problems through AI and ML, follow a methodical workflow to develop sound solutions, use open-source, off-the-shelf tools to develop, test, and deploy those solutions, and ensure that they protect the privacy of users. This course includes hands-on activities for each topic area.

Learn from two decades of specialist equality & inclusion expertise and the pitfalls to avoid, plus adventures in self-discovery. Participants enjoy the engaging and motivational style, building up the confidence to apply deepened insights and practical tools.

Elite EA/PA Forum We are delighted to announce that the Elite EA/PA Forum for Australia & New Zealand will be on the 25th of September 2025. Our workshop aims to: Enhance your influence and impact by mastering assertive communication, negotiation, and self-advocacy skills. Stay composed and solution-focused in high-pressure situations with practical tools for crisis management and clear decision-making. Embrace evolving technology by understanding how AI and automation can streamline your role and boost efficiency. Future-proof your career by building strategic value, resilience, and adaptability in an ever-changing professional landscape. Keynote Address with Q&A from the audience: What to expect from Sam's Keynote: With over 30 years supporting leaders at the highest levels, Sam Cohen brings a wealth of insight, experience, and stories (the kind she can share) to the stage. From 18 years serving within The Royal Household - including as Deputy Private Secretary and Press Secretary to Her late Majesty Queen Elizabeth II - to working with The Duke and Duchess of Sussex, running the Prime Minister’s Office at Downing Street, and serving as Chief of Staff to the global CEO of Rio Tinto, Sam’s career is a masterclass in discretion, diplomacy, and delivering at the top. In this exclusive keynote, Beyond the Role, Sam will explore how Executive Assistants don’t just support leaders - they shape leadership, drive strategy, and build legacy from behind the scenes. Join us for this rare opportunity to hear from someone who’s been at the epicentre of power - and bring your questions! The keynote will include a live Q&A, where you can ask Sam about her remarkable career, leadership insights, and how to truly excel in high-performance environments. (Don’t ask her what the Queen kept in her handbag - she’s not telling.) Sam Cohen Career Bio: Sam Cohen has spent the last 30 years working to support leaders in the public and private sectors. Sam spent 18 years serving The Royal Household, as Deputy Private Secretary to Her late Majesty Queen Elizabeth II and Press Secretary to The Queen. Sam also served as Private Secretary to The Duke and Duchess of Sussex. Following this time, Sam worked as Director of the Prime Minister’s Office at Downing Street under Boris Johnson and, most recently, was Chief of Staff to the global CEO at Rio Tinto. Source: ABC News - YouTube Channel. Facilitator - AM: The Future-Proofed Assistant: Speak Up, Stand Out & Shape Your Career Path How to reimagine your Assistant role in 2025 and beyond - How the EA role is evolving (and what Executives now expect) & why Assistants who think like strategists will be indispensable Assertiveness as an Assistant – The key to retaining your role & the difference between being ‘helpful’ and being ‘heard’ Self-Advocacy as a Career Growth Strategy – The importance of advocating for your career development, workload boundaries and recognition Own Your Professional Future - Map your career development. Whether you're an EA for life or looking to a role beyond in the future, this is for you. Ruth Kilah Career Bio: Ruth is an international executive career coach and founder of Hoxton Hyde – Executive Career Coaching & Mentoring, delivering 1:1 and group programs for experienced Executive Assistants. She specialises in helping EAs step into higher-level roles, increase their income, and expand their professional impact. With 14 years’ experience supporting C-suite executives in Australia and the UK, Ruth brings deep industry insight and a strategic approach to career development. She empowers Assistants to gain clarity on their next move, adopt a strategic mindset, communicate their value effectively, and lead their own growth conversations with confidence. A former EA turned Stakeholder Relations and Project Manager, Ruth launched Hoxton Hyde in 2018 after spotting a clear gap in the market for tailored coaching for career-driven EAs. She is a recognised member of the World Administrators Alliance and a respected thought leader in the EA space, regularly sharing insights via LinkedIn and Instagram. Ruth is also a certified fitness and wellness coach, passionate about helping Assistants achieve long-term career fulfilment through intentional development and well-being. Panel: Crisis Mode: What to do when everything goes wrong Master a step-by-step approach to prioritising and problem-solving under pressure. Strengthen emotional resilience and calm decision-making during unexpected disruptions. Learn how to communicate clearly and lead from behind in high-stress situations. Emma-Kate Bos Bio Emma-Kate works alongside the CEO at Squadron Energy, one of Australia’s leading renewable energy companies. With over 28 years of experience in Executive Assistant and Operational roles supporting business leaders in professional services, politics, membership industries, sporting and not-for-profit organisations, Emma-Kate has a deep understanding of business support roles and has managed large teams of assistants and receptionists. She is passionate about developing and mentoring team members Emma-Kate holds an Associate Degree in Law, Mini MBA and Certificate in Public Relations. Sepi Nowlands Sepi has also worked as an EO for Deloitte and spent 18 years previously as an Executive Assistant at the ATO, Law Council of Australia, Grains Research and Development Corporation and Air Services Australia. Holly Clareburt Hollie Clareburt is an experienced Executive Assistant, currently supporting the Managing Director of Microsoft New Zealand and the Chief Partner Officer. Known for her professionalism and discretion, she excels in providing high-level support in fast-paced, executive environments. Prior to Microsoft, Hollie was Executive Assistant to the Chief of Corporate & Enterprise Systems at BECA, and previously supported the CEO at SKY News New Zealand. Her career reflects a strong track record of reliability, organisation, and executive partnership. Liv Wilson With over 20 years of experience across banking, government, creative industries, and global tech, Liv has supported senior leaders at companies including LinkedIn and Slack. She brings a strategic lens to the business support function, with deep expertise in operations, leadership enablement, and organisational effectiveness. As a passionate advocate for elevating the role of Executive Assistants, Liv has led women’s networks, championed DEI and social impact initiatives, and continues to push for recognition of business support as a critical driver of business success. She is currently working on her side hustle business - collaborating with executives, entrepreneurs, and small business owners to amplify their impact by removing operational barriers, optimising systems, and unlocking their capacity to lead and grow. Facilitator - PM: Justin Kabbani AI Is Not Here to Replace You. It's Here to Upgrade You. We'll explore Justin's proven 3P framework: Priming – How to set up AI like a strategic advisor by feeding it context, tone and mindset Prompting – How to craft clear, structured instructions to get consistently great results Producing – How to turn AI outputs into high-leverage work that makes you stand out Your session outcomes: Real examples from admin professionals already using AI to elevate their work Prompts you can copy, adapt, and test live Interactive exercises to build confidence fast A practical challenge to implement right after the session If you’ve been overwhelmed by AI, or underwhelmed by its impact, this session will change that. You'll leave with tools you can use today, and a mindset you’ll carry forward for the rest of your career. Justin Kabbani Career Bio: Justin Kabbani is one of Australia’s most in-demand AI trainers and keynote speakers, known for making AI feel simple, powerful, and immediately useful. He’s worked with brands like Uber, Treasury Wine Estates, and Udemy, helping their teams embed AI into daily workflows, strategic planning, and executive communication. Over the past two years, Justin has trained more than 2,000 professionals across Australia and beyond, consistently earning feedback like “mind-blowing,” and “game-changing”. His signature Prime, Prompt, Produce framework has transformed how business leaders, executive assistants, marketers, and teams think, work, and communicate with AI, without needing to be “tech people.” Justin believes AI isn’t here to replace people. It’s here to take the robotic work off our plate, so we can focus on what humans do best. LinkedIn: https://www.linkedin.com/in/justinkabbani/ Website: https://justinkabbani.com/ Speed Connections Networking Session Join us for Speed Connections, a lively 30-minute networking session designed to foster meaningful connections in a fun, fast-paced environment. Every 10 minutes, attendees will be placed into new breakout rooms with small groups, giving everyone the chance to meet a diverse range of peers. Each breakout session will feature engaging prompts to spark conversations and make networking enjoyable and memorable! Who will attend this event? Executive Assistant (EA) Personal Assistant (PA) Virtual Assistant (VA) Legal Secretary Legal Executive Assistant Administrative Assistant Office Manager Health Care Office Manager Chief of Staff Additional roles may be relevant depending on role responsibilities, along with development opportunities. This workshop is open to females, male including trans women/males and non-binary professionals. Group Rate Discounts: To discuss our group rates in more detail, please email support@elite-forums.com and provide the following: Group Number (How many would like to attend) Event Date (If numerous dates, please advise if we are splitting attendees across multiple dates) Attendee Contact details (Or request our Group Rate Document. Complete and return - we'll sort the rest.) Group discounts are on request - see below group rate discount brackets: 🧩 You just need one piece to come together - to unlock your Elite Potential. 🔑

Overview Uplift Your Career & Skill Up to Your Dream Job - Learning Simplified From Home! Kickstart your career & boost your employability by helping you discover your skills, talents and interests with our special Muscle & Strength Course. You'll create a pathway to your ideal job as this course is designed to uplift your career in the relevant industry. It provides professional training that employers are looking for in today's workplaces. The Muscle & Strength Course is one of the most prestigious training offered at StudyHub and is highly valued by employers for good reason. This Muscle & Strength Course has been designed by industry experts to provide our learners with the best learning experience possible to increase their understanding of their chosen field. This Muscle & Strength Course, like every one of Study Hub's courses, is meticulously developed and well researched. Every one of the topics is divided into elementary modules, allowing our students to grasp each lesson quickly. At StudyHub, we don't just offer courses; we also provide a valuable teaching process. When you buy a course from StudyHub, you get unlimited Lifetime access with 24/7 dedicated tutor support. Why buy this Muscle & Strength? Unlimited access to the course for forever Digital Certificate, Transcript, student ID all included in the price Absolutely no hidden fees Directly receive CPD accredited qualifications after course completion Receive one to one assistance on every weekday from professionals Immediately receive the PDF certificate after passing Receive the original copies of your certificate and transcript on the next working day Easily learn the skills and knowledge from the comfort of your home Certification After studying the course materials of the Muscle & Strength there will be a written assignment test which you can take either during or at the end of the course. After successfully passing the test you will be able to claim the pdf certificate for £5.99. Original Hard Copy certificates need to be ordered at an additional cost of £9.60. Who is this course for? This Muscle & Strength course is ideal for Students Recent graduates Job Seekers Anyone interested in this topic People already working in the relevant fields and want to polish their knowledge and skill. Prerequisites This Muscle & Strength does not require you to have any prior qualifications or experience. You can just enrol and start learning.This Muscle & Strength was made by professionals and it is compatible with all PC's, Mac's, tablets and smartphones. You will be able to access the course from anywhere at any time as long as you have a good enough internet connection. Career path As this course comes with multiple courses included as bonus, you will be able to pursue multiple occupations. This Muscle & Strength is a great way for you to gain multiple skills from the comfort of your home. Course Curriculum Introduction & First Concepts Mindset Conditioning 00:07:00 Muscle Building Diet & Supplements Muscle Building Diet 00:10:00 Muscle Boosting Supplements 00:10:00 Powerful Muscle Building Techniques Building Your Chest & Biceps 00:14:00 Building Shoulders _ Rock-Hard Abs 00:14:00 Celebrity Workouts Celebrity Workout 00:11:00 Muscle Building For Vegans & Vegetarians Muscle Building For Vegans & Vegetarians 00:06:00

Learn how to make mosaics at The Arienas Collective in Edinburgh City Centre

HP switches training course description A hands on course covering the product specifics of HP switches. Installation, configuration, maintenance and troubleshooting are all covered in a practical oriented way. VLANs often take up a large part of the course. The course covers all interfaces but concentrates on using the command line interface. Delegates are, however, free to use the web based interface in all exercises. What will you learn Install HP switches. Use the command line interface and the web based interface to manage HP switches. Configure and troubleshoot HP switches. Perform software upgrades and maintain configurations using TFTP. HP switches training course details Who will benefit: Anyone working with HP switches. Particularly aimed at engineers and technicians supporting HP switches. Prerequisites: None. Duration 2 days HP switches training course content Introduction Traditional Ethernet, Hubs, Frames, MAC addresses. Hands on Building a network with a hub. What is a switch? Switches versus hubs, the MAC address table, handling unknown addresses. Hands on Building a network with HP switches. Configuration methods How to configure a HP switch using: Console port access menus, CLI, telnet, web based access. Hands on Console access, show commands, using the menus, IP address configuration, telnet. Command Line Interface Operator mode, Manager mode, configuration mode, passwords, online help, CLI commands, basic troubleshooting. Hands on More show commands, basic troubleshooting, setting a password, displaying status and counters. Web based interface Web access, basic format, Getting started. SSL. Hands on Web based configuration. Port configuration Common port configuration tasks, port security, port aggregation, Hands on Configuring ports. Trunking and failover. STP configuration Broadcast storms. What is STP? RSTP. Configuring STP. Hands on Enabling and disabling STP, investigation failover. VLANs What are VLANS? 802.1Q, tagged/untagged, creating VLANS, applying VLANS. Addressing and VLANs, Layer 3 switches and VLANs. Hands on Setting up VLANS, setting up tagged ports, Inter VLAN traffic. Housekeeping TFTP, software upgrades, downloading configurations. Hands on Software upgrade, downloading a configuration. SNMP SNMP configuration, HP OpenView NNM. Hands on Using SNMP to manage a HP switch. Basic troubleshooting Putting it all together. Layer 1 troubleshooting, Layer 2 troubleshooting. Miscellaneous exercises CDP. Logging

HP ProCurve training course description A hands on course covering the product specifics of HP switches. Installation, configuration, maintenance and troubleshooting are all covered in a practical oriented way. VLANs often take up a large part of the course. The course covers all interfaces but concentrates on using the command line interface. Delegates are, however, free to use the web based interface in all exercises. What will you learn Install HP ProCurve switches. Use the command line interface and the web based interface to manage HP ProCurve switches. Configure and troubleshoot HP ProCurve switches. Perform software upgrades and maintain configurations using TFTP. HP ProCurve training course details Who will benefit: Anyone working with HP switches. Particularly aimed at engineers and technicians supporting HP switches. Prerequisites: None. Duration 2 days HP ProCurve training course content Introduction Traditional Ethernet, Hubs, Frames, MAC addresses. Hands on Building a network with a hub What is a switch? Switches versus hubs, the MAC address table, handling unknown addresses. Hands on Building a network with HP switches. Configuration methods How to configure a HP switch using: Console port access menus, CLI, telnet, web based access. Hands on Console access, show commands, using the menus, IP address configuration, telnet. Command Line Interface Operator mode, Manager mode, configuration mode, passwords, online help, CLI commands, basic troubleshooting. Hands on More show commands, basic troubleshooting, setting a password, displaying status and counters. Web based interface Web access, basic format, Getting started. SSL. Hands on Web based configuration. Port configuration Common port configuration tasks, port security, port aggregation. Hands on Configuring ports. Trunking and failover. STP configuration Broadcast storms. What is STP? RSTP. Configuring STP. Hands on Enabling and disabling STP, investigation failover. VLAN configuration What are VLANS? 802.1Q, tagged/untagged, creating VLANS, applying VLANS. Addressing and VLANs, Layer 3 switches and VLANs. Hands on Setting up VLANS, setting up tagged ports, Inter VLAN traffic. Housekeeping TFTP, software upgrades, downloading configurations. Hands on Software upgrade, downloading a configuration. SNMP SNMP configuration, HP OpenView. Hands on Using SNMP to manage a HP ProCurve switch. Basic troubleshooting Putting it all together. Layer 1 troubleshooting, Layer 2 troubleshooting. Miscellaneous exercises CDP. Logging