162 Architecture courses in Nottingham
BGP TRAINING COURSE DESCRIPTION A detailed study of BGP, from the basics of how it works through to advanced issues such as route reflectors, policy, filtering, route selection and routing registries. The course culminates with a study of an industrial strength BGP template illustrating important issues such as bogon filtering. Practical hands on with routers follow the major sessions to reinforce the theory. A multiple choice exam, leading to the LAIT III certification, is available after the course. The exam consists of 60 questions and lasts 2 hours. WHAT WILL YOU LEARN * Connect enterprises to the Internet, and ISPs to each other. * Describe how BGP works. * List, describe and configure the main BGP attributes. * Implement and troubleshoot BGP. * Work with route aggregation and calculate CIDR prefixes in seconds. * Influence traffic paths with BGP. BGP TRAINING COURSE DETAILS * Who will benefit: Anyone who will be working with BGP. * Prerequisites: TCP/IP Foundation for engineers Definitive IP routing for engineers. * Duration 5 days BGP TRAINING COURSE CONTENTS * Basic BGP IGPs, EGPs, What's BGP? BGP RIB, in/out process, tables peers, adding routes. Hands on Simple configuration and troubleshooting. * The Internet and peering ASs, AS numbers, Internet structure, ISP types, ISP network design, IXs, peering vs. transit, public/ private peering, bi/multi-lateral peering. Hands on AS information gathering. * How BGP works Incremental updates, Path vector protocols, BGP protocol stack, the BGP header, message types, NLRI, withdrawn routes, route refresh, route dampening. Hands on More troubleshooting, packet analysis. * MBGP and IPv6 Multiprotocol routing, AFI, SAFI, MBGP and multicasts, IPv6, MPLS VPNs. Hands on IPv6 * BGPv4 aggregation CIDR, benefits, techniques, shortcuts, configuring BGP aggregation, leaking routes. Hands on Reducing routing table size. * BGP path selection BGP attributes, attribute types, route selection order, Local preference, AS prepend, MEDs. Hands on Influencing traffic with BGP. * BGP routing policies What is policy? Examples, route filtering, AS filtering, REs, applying preference selectively, peer groups. Hands on Sophisticated policies. * RIPE and routing registries RIRs, Allocations, assignments, PI vs. PA. Objects, RPSL, routing registry, Hands on The RIPE database. * Automating BGP configuration Automation tools, whois, IRRToolSet, Bogon lists, tracking bogon lists, HTTP, Peering, routing registries, DNS. * Communities What is a community? Community names, communities for: peer types and geography. RFC 1998, default communities. Hands on Setting local preference on other routers. * Route servers What are route servers? LINX route servers, route server policy control, What are route collectors, Looking glasses. Hands on Setting up and working with a route server. * Peer relationships IBGP, EBGP, next hop self, advertising routes into/out of BGP, synchronisation. Hands on IBGP, troubleshooting a large BGP network. * Route reflectors and confederations Full mesh IBGP, Route reflectors, RR configuration and design, confederations, migration issues. Hands on RR configuration. * BGP architectures Stub vs. transit AS, when to use BGP, multihoming strategies and issues, default routes. Multihop EBGP, load balancing. Hands on Multihoming. * BGP security RFC 7454, security steps, BGP TTL security, filters, RPKI, ROAs, rsync, rrdp, validators. A secure BGP template. Hands on RPKI prefix validation.
LINX 3 TRAINING COURSE DESCRIPTION A detailed study of BGP, from the basics of how it works through to advanced issues such as route reflectors, policy, filtering, route selection and routing registries. The course culminates with a study of an industrial strength BGP template illustrating important issues such as bogon filtering. Practical hands on with routers follow the major sessions to reinforce the theory. A multiple choice exam, leading to the LAIT III certification, is available after the course. The exam consists of 60 questions and lasts 2 hours. WHAT WILL YOU LEARN * Connect enterprises to the Internet, and ISPs to each other. * Describe how BGP works. * List, describe and configure the main BGP attributes. * Implement and troubleshoot BGP. * Work with route aggregation and calculate CIDR prefixes in seconds. * Influence traffic paths with BGP. LINX 3 TRAINING COURSE DETAILS * Who will benefit: Network engineers. * Prerequisites: LAIT I and II OR CCNP and take LAIT I and LAIT II exams whilst on this course. * Duration 5 days LINX 3 TRAINING COURSE CONTENTS * Basic BGP IGPs, EGPs, What's BGP? BGP RIB, in/out process, tables peers, adding routes. Hands on Simple configuration and troubleshooting. * The Internet and peering ASs, AS numbers, Internet structure, ISP types, ISP network design, IXs, peering vs. transit, public/ private peering, bi/multi-lateral peering. Hands on AS information gathering. * How BGP works Incremental updates, Path vector protocols, BGP protocol stack, the BGP header, message types, NLRI, withdrawn routes, route refresh, route dampening. Hands on More troubleshooting, packet analysis. * MBGP and IPv6 Multiprotocol routing, AFI, SAFI, MBGP and multicasts, IPv6, MPLS VPNs. Hands on IPv6 * BGPv4 aggregation CIDR, benefits, techniques, shortcuts, configuring BGP aggregation, leaking routes. Hands on Reducing routing table size. * BGP path selection BGP attributes, attribute types, route selection order, Local preference, AS prepend, MEDs. Hands on Influencing traffic with BGP. * BGP routing policies What is policy? Examples, route filtering, AS filtering, REs, applying preference selectively, peer groups. Hands on Sophisticated policies. * RIPE and routing registries RIRs, Allocations, assignments, PI vs. PA. Objects, RPSL, routing registry, Hands on The RIPE database. * Automating BGP configuration Automation tools, whois, IRRToolSet, Bogon lists, tracking bogon lists, HTTP, Peering, routing registries, DNS. * Communities What is a community? Community names, communities for: peer types and geography. RFC 1998, default communities. Hands on Setting local preference on other routers. * Route servers What are route servers? LINX route servers, route server policy control, What are route collectors, Looking glasses. Hands on Setting up and working with a route server. * Peer relationships IBGP, EBGP, next hop self, advertising routes into/out of BGP, synchronisation. Hands on IBGP, troubleshooting a large BGP network. * Route reflectors and confederations Full mesh IBGP, Route reflectors, RR configuration and design, confederations, migration issues. Hands on RR configuration. * BGP architectures Stub vs. transit AS, when to use BGP, multihoming strategies and issues, default routes. Multihop EBGP, load balancing. Hands on Multihoming. * BGP security RFC 7454, security steps, BGP TTL security, filters, RPKI, ROAs, rsync, rrdp, validators. A secure BGP template. Hands on RPKI prefix validation.
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.
TOTAL H.248 TRAINING COURSE DESCRIPTION A course focusing purely on the H.248 protocol. Anyone working through the ITU standards documents can testify to the need of a training course to explain how H.248 really works. This course already assumes knowledge of other VoIP protocols and starts by positioning H.248 in relation to the other protocols. The course then looks at H.248 architectures and concepts before analysing H.248 messages and call flows. WHAT WILL YOU LEARN * Describe what H.248 is * Recognise where H.248 fits in relation to other VoIP protocols. * Explain how H.248 works. * Analyse H.248 packets TOTAL H.248 TRAINING COURSE DETAILS * Who will benefit: Technical staff working with H.248 * Prerequisites: Voice Over IP. * Duration 2 days TOTAL H.248 TRAINING COURSE CONTENTS * What is H.248? Review of VoIP protocols: RTP, RTCP, SIP, SDP, H.323. The PSTN and SS7. Where H.248 fits into the picture. H.248 history. MGCP. The IETF. Megaco. ITU standards. H.248v1, v2, v3. * H.248 architectures Media Gateways, Media Gateway Controllers, Gateway Control functions, Signalling Gateways. Reference architectures: IMS/TISPAN: IBCF, IWF, I-BGF, SPDF. MSF: S-SBG-NC, D-SBG-NC. GSMA: IPX Proxy. Softswitches. * H.248 concepts The connection model, terminations, streams, contexts. Termination properties: descriptors, context properties. Events, signals, packages. * H.248 messages Protocol stack, UDP, TCP. Message structure. Transactions, actions, commands. Requests, replies, acknowledgements. Sample message flows. Binary encoding, ASN syntax, Text encoding. * H.248 commands Termination manipulation: Add, Subtract, Move, Modify. Event reporting: Notify. Management: AuditCapability, AuditValue, ServiceChange. * H.248 Descriptors What are descriptors? Relationship with messages and commands. Basic descriptors, Descriptors composed of other descriptors. The 19 descriptors. Defaults. * H.248 Transactions Groups of commands, transaction Ids, relationship with actions and commands. Requests and replies. * H.248 wrap up What is a package? Basic packages. H.248 security. H.248 - SIP interoperation. H.248 interoperation with other protocols.
CALL CENTRE TRAINING COURSE DESCRIPTION A theory based course covering the major technologies found in call centres today. WHAT WILL YOU LEARN * ACD * IVR * CRM * CTI * Diallers CALL CENTRE TRAINING COURSE DETAILS * Who will benefit: Anyone needing to know about technologies used in call centres. * Prerequisites: Telecommunications Introduction Introduction to data comms and networking * Duration 2 days CALL CENTRE TRAINING COURSE CONTENTS * Overview What are call centres? What are contact centres, Inbound call centres, outbound call centres, blended call centres, Call centre architectures. * Telephony and telecomms basics PSTN, switching, PBXs, call routing. * Data basics OSI, IP, VoIP. * Routing, queuing and matchmaking Principles, distribution, sequencing. * ACDs PBX features, Users, call processing, agent features, supervisor features, ACD telephones, ACD calls vs PBX calls, agent positions, ACD groups, routing calls, skills based routing. IVR Types, architectures, choice and control, best practices, IVR input technologies, IVR output technologies, speech recognition, call routing, IVR sizing, web based self service. CRM Contact management, databases, integration, use in call centres, benefits and features. * Call centre integration Media types, VoIP, unified messaging, VoiceXML. * CTI Simple CTI, 1st and 3rd party integration, CTI benefits and applications in call centers. * Diallers History, campaigns, campaign types, Call Progress Detectors, Preview and Predictive Dialling. * Management tools Measuring, managing, optimising, recorders, forecasting call centre resources.
ISDN TRAINING COURSE DESCRIPTION A comprehensive look at ISDN, as used in voice and data environments. WHAT WILL YOU LEARN * Recognise the issues and impacts of using dial up networks. * Describe ISDN. * Describe ISDN signalling in voice and data environments. * Configure a Cisco router to use ISDN. ISDN TRAINING COURSE DETAILS * Who will benefit: Anyone working with ISDN. * Prerequisites: Intro to data communications & networking * Duration 2 days ISDN TRAINING COURSE CONTENTS * Introduction Dialup connectivity vs. leased lines vs. packet switched networks. ISDN offerings, services, benefits vs. modems. * ISDN architectures Use of ISDN by routers, Dial up, top up, backup. Internet access, PCs and ISDN. * BRI and PRI ISDN switches, B channels, D channel, ISDN functions and reference points, NT1, NT2, TE1, TE2, Terminal adapters, R,S,T,U interfaces, ISDN standards. * PPP Encapsulation, PPP services, PAP and CHAP, Multilink PPP, BACP. * ISDN and the seven layer model B channel layers versus D channel layers, the I standards, Q.921, Q.931. * Configuration issues for ISDN E.164 addressing and IP addresses, ensuring only the correct traffic brings up the ISDN line. * ISDN services Bearer services, teleservices, supplementary services, MSN, sub addressing, CLIâ¦
SIP TRAINING COURSE DESCRIPTION A hands on course covering IP telephony with SIP. The course starts with a brief review of knowledge students should already possess including RTP and RTCP. The main focus is on SIP though, progressing from what SIP is through SIP signalling, call processing and architectures, moving onto more advanced issues including security, multimedia, and interoperability. Hands-on practicals follow each major theory session. WHAT WILL YOU LEARN * Explain how SIP works. * Analyse SIP packets. * Deploy SIP IP telephony solutions. * Integrate SIP with other telephony solutions. SIP TRAINING COURSE DETAILS * Who will benefit: Technical staff working with SIP. * Prerequisites: Definitive VoIP for engineers * Duration 3 days SIP TRAINING COURSE CONTENTS * VoIP review What is VoIP? Brief review of IP, Brief review of telephones and voice. RTP, RTCP, mixers and translators. Hands on Analysing RTP packets. * What is SIP? Why SIP? SIP history, SIP standards, SIP capabilities, key services, how SIP works, and a basic SIP call. Hands on Peer to peer SIP. * SIP messages SIP sessions, SIP flows, Message structure, INVITE, ACK, BYE, CANCEL, OPTIONS, REGISTER. Extension methods. Response codes. SIP call flows. Hands on Analysing SIP packets. * SIP architectures UA client, UA server, Proxy servers, Redirect servers, registrars. SIP phones, gateways, application servers, and other products. Stateful and stateless servers. Various call scenarios. Hands on SIP proxies. * SIP addressing URLs, SIP addresses, registration, Location and Directory servers. Address tracking. Hands on SIP and DNS. * Supplementary services SIP signalling, signalling compression, Call hold, Call forwarding, Home and away scenarios, transfers, conferences, call control. Hands on Analysing SIP supplementary services. * SDP What is SDP? Multimedia, multimedia session announcement, invitation and others. Relationship with SIP. Hands on Video conferencing with SIP. * SIP security Access control, Authentication, encryption, firewalls. Hands on SIP authentication. * Interoperability Inter working with PSTN, ISUP to SIP mapping, SIP and 3G, SIP-T, SIP and SIGTRAN. SIP and H323. Hands on SIP and gateways. * SIP mobility Terminal mobility, service mobility, personal mobility, Mobile IP, SIP signalling flows in 3G.
TOTAL IP MULTICAST TRAINING COURSE DESCRIPTION This training course provides an advanced three day hands on study of IP multicast technology focusing on architectures, applications and protocols. All aspects of IP multicasting are covered including PC, server and switch implementations. Design, configuration, support and troubleshooting are all covered in the course. Hands on sessions are used to reinforce the theory rather than teach specific implementations. WHAT WILL YOU LEARN * Design multicast networks. * Explain how multicast networks work. * Compare and contrast the different multicast routing protocols, such as DVMRP, PIM, MBGP and SSM. * Configure PCs, servers, switches and routers for multicasting. * Configure multicast routing protocols including: PIM Dense Mode. PIM Sparse Mode BGP SSM Troubleshoot multicast networks. TOTAL IP MULTICAST TRAINING COURSE DETAILS * Who will benefit: Technical staff working with IP multicasts. * Prerequisites: TCP/IP Foundation for engineers * Duration 3 days TOTAL IP MULTICAST TRAINING COURSE CONTENTS * Introduction What is multicasting? Why multicast? Why not multicast? Multicasting vs. multiple unicasts, Multicasting vs. broadcasts, multicasting applications, the use of unicast addressing for setting up multicast applications, multicast use within standard protocols such as OSPF. hands on Example multicast applications. * Addressing Layer two multicast addresses, Class D addresses, mapping layer 3 addresses onto layer 2 multicast addresses. Multicast addresses on NBMAs, scoping multicast traffic, Multicast address blocks, GLOP, IPv6 and multicasting, anycasting. hands on Multicast addressing. * Multicast architectures Where the different protocols are used, PC to router, router to router, how switches can get involved. hands on Analysing multicast packets. * PC to router Configuring Class D addresses, IGMP, packet formats, queries, reports, maintaining groups, enhancements to IGMP (v2 and v3), Leaving a group, querier elections, hands on Analysing IGMP packets. * Switches and multicasting Controlling multicast traffic with switches, VLANS, static bridge table entries, IGMP snooping, CGMP. hands on Configuring switches for multicast environments. * Router to router MOSPF, DVMRP, PIM Sparse Mode, PIM Dense Mode, MBGP. hands on Simple router configuration for multicasting. * Theory behind multicast routing protocols Distribution trees, source distribution trees, shared trees, core based trees. Reverse path forwarding, Multicast routing protocol types. PIM DM: Flooding, pruning, PIM designated routers, hands on configuring PIM DM. * PIM Sparse mode Rendevous points, discovering RPs, hands on Configuring PIM SM, using different protocols for different groups. PIM SM with one RP, using multiple RPs, Auto RP. * MBGP Multiprotocol routing, how does MBGP work? How MBGP carries multiple protocol information, MBGP and multicasts, MBGP and IPv6. hands on Configuring MBGP for multicasts. * Internet multicasting The internet, ISPs, the MBone, tunnelling, Inter domain multicasting, the role of MBGP, Inter domain problem, MSDP, MSDP operation SSM, PIM-SM and shared trees, SSM, PIM-SSM operation, SSM benefits. hands on MSDP configuration. SSM configuration.
VIDEO CONFERENCING OVER IP COURSE DESCRIPTION A current hot topic in recent years has been the provision of multimedia services over IP networks - triple play. This course investigates the characteristics of video transmission and then studies the impact on IP networks. WHAT WILL YOU LEARN * Describe the issues of video and data convergence. * Describe techniques, which can be used in IP to provide low uniform delay. * Evaluate video technologies. * Design data networks, which will support video.. VIDEO CONFERENCING OVER IP COURSE DETAILS * Who will benefit: Technical staff. * Prerequisites: TCP/IP fundamentals Intro to data communications & networking * Duration 3 days VIDEO CONFERENCING OVER IP COURSE CONTENTS * Review Traditional video, digital video, video formats, MPEG, brief review of IP, Uses of video: downloading, streaming, TV, CCTV, conferencing. * Video over IP issues Delivery methods: FTTH, ADSL, VDSL, 3G and others. Bandwidth, delay, jitter, signalling. Digitising video, CODECS, packetising video, comparison of techniques. * IP performance and QOS IP TOS field, queuing strategies; FIFO, WFQ, custom, priority, RED. Differentiated services, diffserv. * Video over IP protocol stack RTP, RTCP, mixers and translators, RSVP. IPv6. * Conferencing Traditional solutions, Video conferencing over IP, point to point, multipoint, architectures, bridges. * IETF - Session Initiation Protocol Comparison with H.323, SIP proxy, proxy server, redirect server. SDP. * Multicasting Multicasting compared to unicasting and broadcasting, when to use and when not to use multicasting. IGMP, DVMRP, PIM. * Security Impact of firewalls and NAT, ISMA, DRM, DTCP.
DEFINITIVE ETHERNET SWITCHING COURSE DESCRIPTION A hands on comprehensive look at Ethernet switches with extensive coverage of VLANs. The course focuses on the technology and not any one manufacturers product enabling delegates to configure switches from any manufacturer. WHAT WILL YOU LEARN * Configure and troubleshoot switches using: Console port telnet HTTP TFTP * Configure and troubleshoot switch features such as: Duplex/speed Port based MAC security Spanning Tree Link aggregation Tagged ports * Configure and troubleshoot VLANs. DEFINITIVE ETHERNET SWITCHING COURSE DETAILS * Who will benefit: Technical staff. * Prerequisites: Intro to data communications & networking. * Duration 3 days DEFINITIVE ETHERNET SWITCHING COURSE CONTENTS * What is Ethernet? LANs, network cards and cables, CSMA/CD, Ethernet frames, Ethernet evolution, 802.3. Hands on: ping, Ethernet speeds, CSMA/CD. * Ethernet layer 2 Layer 2 functions, NICs, MAC addresses, unicasts, multicasts and broadcasts, frame formats. Hands on: Configuring NICs, Analysing MAC addresses with Wireshark * IP and Ethernet Relationship Hands on: ARP. * What is a switch? Switches connect multiple devices, switches versus hubs, simultaneous conversations, switches work at layer 2, the forwarding database, how the forwarding database is built, broadcast and collision domains Hands on: Difference between hubs and switches. * Switch configuration Switch configuration Managed/unmanaged switches, configuration methods, reasons to configure switches. Console ports, HyperTerminal (and alternatives). Hands on: Using the console port to troubleshoot and configure switches. * Switches in more detail Latency, forwarding mechanisms, switch fabrics. Hands on: Using telnet and HTTP to switches. * Ethernet extensions Auto negotiation, Power over Ethernet. Hands on:Configuring and troubleshooting switch ports: Speed, duplex and security. * Redundant links Loops, broadcast storms, STP, BPDU format, STP convergence. Hands on: Tracking blocked ports. STP convergence. * Backbone links Architectures, link aggregation, LACP, load sharing, resilience. Hands on: fail over times. * VLANs Virtual versus physical LANs, Why have VLANs? Broadcast domains, Creating VLANs, Assigning ports to VLANs. Hands on: Analysing the effect of VLANs on traffic. * Enterprise VLANs VLANS are internal, multiple VLANs, Load balancing, Default VLAN, VLAN registration protocols: VTP, GVRP, MVRP. Hands on: VLANs on multiple switches. * Tagging/Trunking Reason for tagging, terminology, tagging process, 802.1Q, Tag format, VLAN stacking. Hands on: Configuring and troubleshooting tags. * STP variants RSTP, Common STP, Multiple STP, PVST, ring alternatives. Hands on: RSTP. * Inter VLANs Layer 3 switching, IP addressing rules, Interconnecting VLANs. Hands on: Routing between VLANs. * Troubleshooting Ethernet Methods, tools, locating faults, layer 1 issues, layer 2 issues Hands on: Fixing the network.