1980 Courses in Liverpool

This one-day Suicide First Aid training course gives learners the knowledge and tools to understand that suicide is one of the most preventable deaths and some basic skills can help someone with thoughts of suicide stay safe from their thoughts and stay alive.

About this training course The smart meter or smart grid represents the next-generation electrical power system. This system uses information, data & communication technology within generation, delivery and consumption of electric energy. This 4-day course will equip you with the innovations that are shaping the power generation and distribution systems and will cover topics ranging from Smart Metering Architecture, Cybersecurity, Smart Grid Systems and Power Line Communications. Training Objectives By participating in this course, you will be able to: Comprehend the Smart Grid and Smart Meters architecture Review latest trends and challenges within the Smart Grid Technology Perform analysis on smart electronic meters Comply with regulatory and metering standards Recognize the importance of cybersecurity in smart grids Maximize efficiency, reliability, and longevity of your smart meters and equipment Gain valuable insights into power quality and harmonics Target Audience This course will greatly benefit the following groups but not limited to: Smart Grid managers and engineers Smart Meters managers and engineers Power plant managers Outage managers Maintenance and operations engineers Power regulatory personnel Transmission managers and engineers Distribution managers and engineers IT managers Renewable energy managers and engineers Course Level Basic or Foundation Intermediate Training Methods The training instructor relies on a highly interactive training method to enhance the learning process. This method ensures that all participants gain a complete understanding of all the topics covered. The training environment is highly stimulating, challenging, and effective because the participants will learn by case studies which will allow them to apply the material taught in their own organization. Course Duration: 4 days in total (28 hours). Training Schedule 0830 - Registration 0900 - Start of training 1030 - Morning Break 1045 - Training recommences 1230 - Lunch Break 1330 - Training recommences 1515 - Evening break 1530 - Training recommences 1700 - End of Training The maximum number of participants allowed for this training course is 25. This course is also available through our Virtual Instructor Led Training (VILT) format. Trainer Your expert course leader is a professional engineer with extensive experience in power system studies, substation design field-testing, and EHS programs settings for Mining and Electrical Utilities sectors. He was formally the Engineering Manager at GE Canada in Ontario. He received his M.Sc. in electrical engineering from the University of New Brunswick and his MBA from Laurier School of Business in Waterloo. He has managed and executed more than 150 engineering projects on substation design EMF audits and power system studies and analyses, EMF audits and grounding audits, for major electrical utilities, mines, oil and gas, data centers, industrial and commercial facilities in Canada and the U.S. He is a certified professional engineer in the provinces of Ontario and Alberta. He has various IEEE publications, has served as a technical reviewer for many IEEE journals in power systems and control systems, and is the chair of the Industry Application Chapter (IAS) for IEEE Toronto Section. He remains a very active member for the IEEE substation committee of IEEE Std. 81 ground testing (WGE6) and IEEE Std. 80 ground design (WGD7). A certified electrical safety trainer by GE Corporate and a Canadian Standard Association (CSA) committee member at the mining advisory panel for electrical safety, he also taught many technical courses all over Canada to industrial customers, electrical consultants as well as to electrical utilities customers. Highlighted Projects: Various Power System Studies for 345/230 kV Stations - Nova Scotia Power (EMERA) RF audits for Telecom tower and antennas - Cogeco/Rogers Mobile Power System analysis - Powell Canada Structural/Geotechnical Design and upgrades - Oakville Hydro Underground Cables testing and sizing - Plan Group Relay programming and design optimization - Cenovus Canada Different Arc Flash Analysis and BESS Design - SNC Lavalin Environmental site assessment (ESA) Phase I/II for multiple stations - Ontario Electromagnetic compatibility (EMC) assessment for Toronto LRT expansion - MOSAIC Battery energy storage system (BESS) installation at City of London - Siemens Canada EMF audits for 500 kV Transmission Lines - Hydro One EMF audits for 500 kV Transmission Lines - Hydro Quebec AC interference for 138 kV line modeling and mitigations - HBMS Mine POST TRAINING COACHING SUPPORT (OPTIONAL) To further optimise your learning experience from our courses, we also offer individualized 'One to One' coaching support for 2 hours post training. We can help improve your competence in your chosen area of interest, based on your learning needs and available hours. This is a great opportunity to improve your capability and confidence in a particular area of expertise. It will be delivered over a secure video conference call by one of our senior trainers. They will work with you to create a tailor-made coaching program that will help you achieve your goals faster. Request for further information post training support and fees applicable Accreditions And Affliations

The NVQ Level 4 Diploma in Construction Site Supervision is appropriate for individuals who work as a Construction Site Supervisor/ Foreman or Assistant Site Manager in the construction sector and are looking to become eligible for the Gold ‘Site Supervisor’ CSCS Card. Our team will discuss the qualification process with you prior to signing up in order to ensure that you will be able to complete the qualification. Every candidate is assigned a competent and experienced assessor who will provide advice and guidance throughout the programme to ensure that candidates are supported in the successful completion of the qualification. CSCS Cards We can provide CSCS tests and CSCS cards alongside your qualification without the need to attend the test centre. Speak to our friendly and helpful team for more information.

The NVQ Level 4 Diploma in Construction Site Supervision – Retrofit is appropriate for individuals who work as a Construction Site Supervisor/ Foreman or Assistant Site Manager in the Retrofit construction sector and are looking to become eligible for the Gold ‘Site Supervisor’ CSCS Card. Our team will discuss the qualification process with you prior to signing up in order to ensure that you will be able to complete the qualification. Every candidate is assigned a competent and experienced assessor who will provide advice and guidance throughout the programme to ensure that candidates are supported in the successful completion of the qualification. CSCS Cards We can provide CSCS tests and CSCS cards alongside your qualification without the need to attend the test centre. Speak to our friendly and helpful team for more information.

About this Training Course This intermediate to advanced level 3 full-day training course has been designed to provide participants with a detailed and up-to-date overview of the fluid mechanic fundamentals and operating practice of pumps, compressors and gas and steam turbines. Upon the successful completion of this course, participants will have acquired the practical knowledge to enable them not only to choose the correct device for a particular application but also be in a position to resolve many commonly occurring operating problems. Troubleshooting is an important part of this course and will cover the important topics of Machinery Root Cause Failure Analysis (RCFA) together with Vibration Analysis. This course is ideal for those personnel in the oil, gas, petrochemical, chemical, power and other process industries who require a wider and deeper appreciation of pumps, compressors and turbines, including their design, performance and operation. The participants will be taken through an intensive primer of turbo-machinery principles, using the minimum of mathematics, and will learn how to solve the many and varied practical industrial problems that are encountered. The course makes use of an extensive collection of VIDEO material together with case studies and numerical exercises. Training Objectives Upon the successful completion of this course, each participant will be able to: Apply a comprehensive knowledge of pumps, compressors & turbines and troubleshoot rotating equipment in a professional manner Identify the different types of turbomachinery including basic design aspects and highlighted problem areas Minimise compressor work by understanding the processes involved and identifying their efficiency Understand the flow through turbomachines and the corresponding velocity triangles including torque and power calculations Analyse the different types of centrifugal machines including their design, installation, operation, maintenance, re-rate/retrofit, troubleshooting and control Recognise the various beneficial design aspects of turbomachines and understand the crucial process of cavitation Carry out proper methods of device installation, operation, maintenance and troubleshooting Understand and apply the powerful methods of Machinery Root Cause Failure Analysis Understand the various methods of vibration analysis applied to device diagnostics Target Audience This course provides an overview of all significant aspects and considerations of pumps, compressors and turbines for those who are involved in the design, selection, maintenance or troubleshooting of such equipment. This includes maintenance, reliability, integrity, engineering, production and operations managers, engineers and other technical staff. Course Level Intermediate Advanced Trainer Your expert course leader is a Senior Mechanical & Instrumentation Engineer (UK, B. Sc., M.Eng., Ph D) with over 45 years of industrial experience in Process Control & Instrumentation, Pumps, Compressors, Turbines and Control Valve Technology. He is currently a Senior Independent Consultant to various petrochemical industries in the UK, USA, Oman, Kuwait and KSA where he provides consultancy services on both the application and operational constraints of process equipment in the oil & gas industries. During his early career, he held key positions in Rolls Royce (UK) where he was involved in the design of turbine blading for jet engines, subject to pre-specified distributions of pressure. During this period and since, he has also been closely involved in various aspects of Turbomachinery, Thermodynamics and Fluid Mechanics where he has become a recognised authority in these areas. Later, he joined the academic staff of University of Liverpool in the UK as a Professor in Mechanical Engineering Courses. A substantial part of his work has been concerned with detailed aspects of Flowmetering - both of single & multiphase flows. He has supervised doctoral research students in this area in collaboration with various European flowmeter manufacturers. He joined Haward Technology Middle East in 2002 and was later appointed as European Manager (a post which has since lapsed) and has delivered over 150 training courses in Flowmeasurement (single- and multi-phase), Control, Heat Exchangers, Pumps, Turbines, Compressors, Valve and Valve Selection as well as other topics throughout the UK, USA, Oman and Kuwait. During the last two years, he has delivered courses with other training companies operating in the Far and Middle East. He has published about 150 papers in various Engineering Journals and International Conferences and has contributed to textbooks on the topics listed above. POST TRAINING COACHING SUPPORT (OPTIONAL) To further optimise your learning experience from our courses, we also offer individualized 'One to One' coaching support for 2 hours post training. We can help improve your competence in your chosen area of interest, based on your learning needs and available hours. This is a great opportunity to improve your capability and confidence in a particular area of expertise. It will be delivered over a secure video conference call by one of our senior trainers. They will work with you to create a tailor-made coaching program that will help you achieve your goals faster. Request for further information post training support and fees applicable Accreditions And Affliations

About this Training Course This course will begin with a presentation of topics to familiarize Process and Instrumentation Engineers with procedures and practices involved in the choice of sensors related to the measurement of temperature, pressure, level and flow in relation to single-phase flows. It will provide guidance on the optimum commercially available devices through a detailed comparison of their relative merits. At the heart of this course is sensor calibration which is a crucial element for these topics. The course will also examine the various types of flow control valve, including Globe, Slide, Needle, Eccentric plug and Ball valves and their characteristics in industrial application, while focusing on the problems of Cavitation and Flashing and methods to minimise or eradicate these issues. With the use of examples, industry case studies and a wide range of videos, this course will also cover all aspects of proportional (P), derivative (D) and integral (I) control. In particular, it will address the advantages and disadvantages of PI and PID control. It will also describe Cascade, Feed forward, Split Range, Override and Ratio Control techniques. Training Objectives By attending this course, participants will acquire the following knowledge and skills: Apply an in-depth knowledge to the measurement of temperature, pressure, level and flow as well as to the fluid mechanics of pipe flows Assess the advantages and disadvantages of the major flowmeter types including the differential pressure, rotary positive displacement, rotary-inferential, electromagnetic, ultrasonic and Coriolis mass flowmeters to determine the optimum choice for a given application Make a considered judgement of the choice of fluid level measurement devices Understand the various types of flow calibration, metering systems and provers Carry out tank measurement and tank calibration methods and to calculate net sellable quantities Discuss valve characteristics & trim selection and illustrate the process of control valve sizing Explain the terms Open and Closed loop Define Process Variable, Measured Variable, Set Point and Error Define Direct and Reverse controller actions Explain the terms Process Lag, Measurement Lag, Transmission Lag, and Response Lag and their effect on controllability Explain ON/ OFF Control and the inherent disadvantages Explain Proportional Control, Offset, Gain and Proportional Band and the advantages and disadvantages of Proportional only control Explain the fundamentals and operation principles of Integral (I) Action and the disadvantages of proportional plus integral control Explain the fundamentals and operation principles of Derivative (D) Action in conjunction with P action Describe the operating principles of a PID Controller and explain the applications and advantages of PID control Describe Cascade, Forward, Split Range and Ratio Control operation principles Target Audience This course will benefit instrumentation, inspection, control, custody metering and process engineers and other technical staff. It is also suitable for piping engineers, pipelines engineers, mechanical engineers, operations engineers, maintenance engineers, plant/field supervisors and foremen and loss control coordinators. Trainer Your expert course leader is a Senior Mechanical & Instrumentation Engineer (UK, B. Sc., M.Eng., Ph D) with over 45 years of industrial experience in Process Control & Instrumentation, Pumps, Compressors, Turbines and Control Valve Technology. He is currently a Senior Independent Consultant to various petrochemical industries in the UK, USA, Oman, Kuwait and KSA where he provides consultancy services on both the application and operational constraints of process equipment in the oil & gas industries. During his early career, he held key positions in Rolls Royce (UK) where he was involved in the design of turbine blading for jet engines, subject to pre-specified distributions of pressure. During this period and since, he has also been closely involved in various aspects of Turbomachinery, Thermodynamics and Fluid Mechanics where he has become a recognised authority in these areas. Later, he joined the academic staff of University of Liverpool in the UK as a Professor in Mechanical Engineering Courses. A substantial part of his work has been concerned with detailed aspects of Flowmetering - both of single & multiphase flows. He has supervised doctoral research students in this area in collaboration with various European flowmeter manufacturers. He joined Haward Technology Middle East in 2002 and was later appointed as European Manager (a post which has since lapsed) and has delivered over 150 training courses in Flowmeasurement (single- and multi-phase), Control, Heat Exchangers, Pumps, Turbines, Compressors, Valve and Valve Selection as well as other topics throughout the UK, USA, Oman and Kuwait. During the last two years, he has delivered courses with other training companies operating in the Far and Middle East. He has published about 150 papers in various Engineering Journals and International Conferences and has contributed to textbooks on the topics listed above. POST TRAINING COACHING SUPPORT (OPTIONAL) To further optimise your learning experience from our courses, we also offer individualized 'One to One' coaching support for 2 hours post training. We can help improve your competence in your chosen area of interest, based on your learning needs and available hours. This is a great opportunity to improve your capability and confidence in a particular area of expertise. It will be delivered over a secure video conference call by one of our senior trainers. They will work with you to create a tailor-made coaching program that will help you achieve your goals faster. Request for further information post training support and fees applicable Accreditions And Affliations

FourSquare Training specialise in private, corporate Power Automate courses delivered at your premises and tailored to your needs.

LINX 1 training course description An intensive hands on IP foundation leading to LINX Accredited Internet Technician stage 1. 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. A multiple choice exam, leading to the LAIT I certification, is available after the course. The exam consists of 40 questions and lasts 1.5 hours. 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. LINX 1 training course details Who will benefit: Network engineers. Prerequisites: None. Duration 5 days LINX 1 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.

Network fundamentals training course description An intensive hands on IP foundation leading to LINX Accredited Internet Technician stage 1. 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. A multiple choice exam, leading to the LAIT I certification, is available after the course. The exam consists of 40 questions and lasts 1.5 hours. 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 fundamentals training course details Who will benefit: Network engineers. Prerequisites: None Duration 5 days Network fundamentals 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.

TCP/IP training course description An intensive hands on IP foundation leading to LINX Accredited Internet Technician stage 1. 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. A multiple choice exam, leading to the LAIT I certification, is available after the course. The exam consists of 40 questions and lasts 1.5 hours. 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. TCP/IP training course details Who will benefit: Network engineers. Prerequisites: None Duration 5 days TCP/IP 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.