Comptia Network+ N10-008, ítarefni + linkar

Comptia Network+ N10-008 – ítarefni + linkar

Uppfært 2022-09

Efni úr Comptia Nework+ N10-008

Bókin: Lammle T. CompTIA Network+ Study Guide. Exam N10-008 5ed 2022

Prófið: Comptia Network+ N10-008

Exam Objectives pdf skjal - ath skráning nauðsynleg (þið farið á póstlistann) Sample Questions - skráning nauðsynleg

Umfjöllun um kennsluefnið eftir köflum með aukaefni og linkum

!! ATH síðan er í vinnslu !! ef þið sjáið villur eða úrelta linka þá megið þið láta vita á sveinbjorn@ofa.is og líka ef þið hafið góða linka sem þið viljið deila með okkur hér.

Kafli 1 Introduction to Networks

blaðsíða 1

Kafli 2 The Open Systems Interconnection Specifications

blaðsíða 31

Linkar / Links:

Einföld lýsing á OSI módelinu (layers og netstaðlar) https://www.versatek.com/blog/you-wont-believe-what-the-osi-model-and-pizza-have-in-common/

Hér er myndræn útskýring. (göml og pínu kjánalegt en það er ok)

Wikipedia OSI model Wikipedia TCP/IP model

Kafli 3 Networking Connectors and Wiring Standards

blaðsíða 57

Linkar / Links:

https://en.wikipedia.org/wiki/Twisted_pair

https://en.wikipedia.org/wiki/ISO/IEC_11801#CAT7

http://en.wikipedia.org/wiki/Gigabit_Ethernet

http://en.wikipedia.org/wiki/100_Gigabit_Ethernet

TIA/EIA-568 tengla Fiberoptics Fundamentals | MIT Understanding Lasers and Fiberoptics Fiber 101 Fiber optic cables: How they work http://en.wikipedia.org/wiki/Optical_fiber_connector

Category 5 / 5E & Cat 6 Cabling Tutorial and FAQ's

The Submarine Cable Map Map of hundreds of thousands of miles of fiber optic cables

Kafli 4 The Current Ethernet Specifications

blaðsíða 93

Linkar / Links:

Wikipedia um Ethernet Home networking explained Untangling Ethernet Performance Problems

https://en.wikipedia.org/wiki/Carrier-sense_multiple_access_with_collision_detection

Wavelength

https://www.grotto-networking.com/wson.html

https://www.britannica.com/science/wavelength

https://www.geeksforgeeks.org/difference-between-half-duplex-transmission-modes-and-full-duplex-transmission-modes/

Ethernet over HDMI

https://en.wikipedia.org/wiki/HDBaseT

https://en.wikipedia.org/wiki/HDMI

Kafli 5 Networking Devices

blaðsíða 129

Linkar / Links:

https://www.tutorialspoint.com/what-are-routers-in-computer-network

https://en.wikipedia.org/wiki/Intrusion_detection_system

https://en.wikipedia.org/wiki/Next-generation_firewall

https://www.cisco.com/c/en/us/products/security/firewalls/what-is-a-next-generation-firewall.html

https://digitalguardian.com/blog/what-next-generation-firewall-learn-about-differences-between-ngfw-and-traditional-firewalls

https://resolve.co.uk/blog/article/why-should-you-think-about-a-next-generation-firewall

https://aws.amazon.com/route53/what-is-dns/

https://www.cloudflare.com/learning/dns/what-is-dns/

https://en.wikipedia.org/wiki/List_of_DNS_record_types

https://www.dnsknowledge.com/whatis/authoritative-name-server/

https://en.wikipedia.org/wiki/Dynamic_DNS

New Top Level domains

https://newgtlds.icann.org/en/

https://en.wikipedia.org/wiki/List_of_Internet_top-level_domains

https://ntldstats.com/tld

http://www.pcworld.com/article/3041341/security/maintainers-of-new-generic-top-level-domains-have-a-hard-time-keeping-abuse-in-check.html

http://www.csoonline.com/article/2978317/data-protection/the-webs-ten-most-dangerous-neighborhoods.html

https://www.spamhaus.org/statistics/tlds/

Kafli 6 Introduction to the Internet Protocol

blaðsíða 185

Efni - ábendingar / Chapter extra info

Sysinternals suite: https://technet.microsoft.com/en-us/sysinternals/bb842062.aspx

Linkar / Links:

https://en.wikipedia.org/wiki/Internet_protocol_suite

https://en.wikipedia.org/wiki/Secure_Shell

https://duckduckgo.com/?q=ssh+example&atb=v1-1&ia=web

https://linoxide.com/ssh-commands-in-linux-with-usage-examples/

https://phoenixnap.com/kb/what-is-ssh

https://docs.microsoft.com/en-us/windows-hardware/manufacture/desktop/factoryos/connect-using-ssh?view=windows-11

https://en.wikipedia.org/wiki/SSH_File_Transfer_Protocol

https://www.ssh.com/academy/ssh/sftp

http://en.wikipedia.org/wiki/List_of_TCP_and_UDP_port_numbers#Well-known_ports

https://howdoesinternetwork.com/2012/tcp-udp-port-numbers-list

IP PORT VULNERABILITIES

https://www.acunetix.com/blog/articles/danger-open-ports-trojan-trojan/

http://clearpathsecurity.com/trojanports.htm

https://en.wikipedia.org/wiki/Dynamic_Host_Configuration_Protocol

Netsh skipunin

Why the Web Needs Perfect Forward Secrecy

Kafli 7 IP Addressing

blaðsíða 231

Efni - ábendingar / Chapter extra info

Ipv4 address blocks http://en.wikipedia.org/wiki/List_of_assigned_/8_IPv4_address_blocks

Linkar / Links:

https://en.wikipedia.org/wiki/Reserved_IP_addresses

https://www.lifewire.com/ipv4-vs-ipv6-4780834

http://www.cisco.com/en/US/technologies/tk648/tk872/technologies_white_paper0900aecd8054d37d.html

https://supportforums.cisco.com/document/57521/getting-started-ipv6

https://en.wikipedia.org/wiki/IPv6

Þróun IPv6 skv. Techtarget.com (tímalína) Wikipedia - IPv6 Cisco - Getting started with IPv6 Cisco - IPv6 Extension Headers IPv6 og IOT IPv6 - hindranir vegna IPv4 flækju SourceDaddy - flott IPv6 kennsla how-do-i-set-up-an-ipv6-test-lab

Það er ekki tóm gleði með notkun IPv6, ýmis öryggismál hafa komið upp og síðan er mikið vandamál vegna vanþekkingar á uppsetningu IPv6, menn smíða oft ný net með "innbyggðum" vandamálum.

Leiðbeiningar hvernig maður disablar IPv6 í windows IPv6 extension stillingar valda hættu NetworkWorld - Biggest risks in IPv6 security today IPv6Now - IPv6 Security Impact SANS Institute - Security Features in IPv6 Information Security Today - Basic IPv6 Security Considerations

Kafli 8 IP Subnetting, Troubleshooting IP, and Introduction to NAT

blaðsíða 261

Linkar / Links:

The Ultimate Guide to Subnetting https://www.comparitech.com/net-admin/subnetting-guide/

https://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing

https://www.techrepublic.com/blog/data-center/ip-subnetting-made-easy-125343/

https://www.subnet-calculator.com/subnet.php?net_class=C

https://www.techtarget.com/searchnetworking/definition/variable-length-subnet-mask

https://subnet.ninja/

https://subnetipv4.com/

https://www.pluralsight.com/blog/it-ops/simplify-routing-how-to-organize-your-network-into-smaller-subnets

https://subnetting-secrets.com/subnetting-cheat-sheet.html

https://en.wikipedia.org/wiki/Subnetwork

https://www.caida.org/research/id-consumption/census-map/images/2013-hilbert-plot.png

Internet Protocol krufið, þessi síða er dáltið út um allt, en hér er fullt af efni. TechRepublic Subnetting secrets.com - þeir vita kannski eitthvað sem við vitum ekki? Subnet calculator, svona til að aðstoða með útreikninginn Wikipedia - Subnetwork, Subnetting Og síðan VLSM Cisco kennslusvæði - CCNA HUB Computerphile með skemmtilegar pælingar: Why Do We Need IP Addresses? Computerphile video - Routers, The Internet & YouTube Offline

Búðu til þinn eiginn Router úr gamalli tölvu!

Öryggismál: Þekkt árás á Cisco Routers - SYNful Knock https://www.routersecurity.org/checklist.php

Leit að: router emulator online- https://duckduckgo.com/?q=router+emulator+online&atb=v215-1&ia=web

Kafli 9 Introduction to IP Routing

blaðsíða 305

Linkar / Links:

https://en.wikipedia.org/wiki/Network_monitoring

https://www.slac.stanford.edu/xorg/nmtf/nmtf-tools.html

https://en.wikipedia.org/wiki/IS-IS

Kafli 10 Routing Protocols

blaðsíða 325

Efni - ábendingar / Chapter extra info

Security Features in IPv6 https://www.sans.org/white-papers/380/

Biggest risks in IPv6 security today https://www.networkworld.com/article/2171504/biggest-risks-in-ipv6-security-today.html

Linkar / Links:

https://packetlife.net/blog/2008/aug/28/ipv6-neighbor-discovery/

https://www.tutorialspoint.com/ipv6/ipv6_communication.htm

https://en.wikipedia.org/wiki/6to4

https://en.wikipedia.org/wiki/Teredo_tunneling

https://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing

https://en.wikipedia.org/wiki/IS-IS

Kafli 11 Switching and Virtual LANs

blaðsíða 365

Efni - ábendingar / Chapter extra info

Linkar / Links:

https://docs.citrix.com/en-us/citrix-adc/current-release/content-switching.html

https://www.guru99.com/stp-spanning-tree-protocol-examples.html

https://www.omnisecu.com/cisco-certified-network-associate-ccna/spanning-tree-port-states.php

https://en.wikipedia.org/wiki/Link_aggregation

Kafli 12 Wireless Networking

blaðsíða 413

Efni - ábendingar / Chapter extra info

Um router stillingar https://lifehacker.com/how-to-make-your-wifi-router-as-secure-as-possible-1827695547

umræða hér: https://www.routersecurity.org/checklist.php

Upplýsingar um Port-forwarding (opna port fyrir samskipti) https://portforward.com/router.htm

Hvað getur gerst með röngum upplýsingum á milli routera (við bilun í kerfum eða rangar upplýsingar viljandi settar inn) Computerphile video - Routers, The Internet & YouTube Offline

Linkar / Links:

https://en.wikipedia.org/wiki/Comparison_of_mobile_phone_standards

http://en.wikipedia.org/wiki/Orthogonal_frequency-division_multiplexing

http://en.wikipedia.org/wiki/Frequency-hopping_spread_spectrum

https://youmegeek.com/education/wireless-network-explanation-ieee-802-11-standards-wi-fi-glossary/

https://en.wikipedia.org/wiki/IEEE_802.11

https://www.ntt-review.jp/archive/ntttechnical.php?contents=ntr201112pf1.html

https://en.wikipedia.org/wiki/Antenna_(radio)

http://ccm.net/contents/832-propagation-of-radio-waves-802-11

https://www.juniper.net/documentation/en_US/junos-space-apps/network-director3.5/topics/concept/wireless-ssid-bssid-essid.html

https://www.ekahau.com/solutions/wi-fi-heatmaps/

https://www.metageek.com/products/inssider/

https://www.howtogeek.com/204697/wi-fi-security-should-you-use-wpa2-aes-wpa2-tkip-or-both/

http://searchsecurity.techtarget.com/answer/The-difference-between-AES-encryption-and-DES-encryption

http://searchsecurity.techtarget.com/answer/What-are-the-differences-between-symmetric-and-asymmetric-encryption-algorithms

How-To Geek útskýrir Wireless Encryption WiFi og dreifing tíðnisviða https://www.metricfire.com/blog/10-best-tools-for-monitoring-wireless-access-points/

277,000 routers exposed to Eternal Silence attacks via UpnP - https://www.bleepingcomputer.com/news/security/277-000-routers-exposed-to-eternal-silence-attacks-via-upnp/

Router hermir online! https://duckduckgo.com/?q=router+emulator+online&atb=v215-1&ia=web

DNS - https://etherealmind.com/list-of-free-and-safe-dns-services-which-one-should-i-choose/

https://www.grahamcluley.com/mirai-botnet-password/

https://www.hotforsecurity.com/blog/ddos-attack-against-dns-provider-knocks-major-sites-offline-16977.html

https://www.grahamcluley.com/protect-iot-devices/

http://www.welivesecurity.com/2016/10/24/webcam-firm-recalls-hackable-devices-mighty-mirai-botnet-attack/

pfSense: How to Turn an Old PC into an Epic Router https://www.youtube.com/watch?v=Q0JFfpG4BWI

Kafli 13 Using Statistics and Sensors to Ensure Network Availability

blaðsíða 469

Linkar / Links:

https://docs.microsoft.com/en-us/previous-versions/windows/desktop/legacy/mt708809(v=vs.85)

https://techcommunity.microsoft.com/t5/ask-the-performance-team/windows-performance-monitor-overview/ba-p/375481

https://www.youtube.com/watch?v=S8xVYdgNpsQ

https://www.pcwdld.com/snmp-trap

https://en.wikipedia.org/wiki/Simple_Network_Management_Protocol

https://www.tutorialspoint.com/explain-the-cyclic-redundancy-checks-crcs

Netsh Netsh skipunin

https://www.ionos.com/digitalguide/server/tools/netsh/

Network scanners

https://www.geckoandfly.com/32055/network-protocol-analyzer/

https://www.varonis.com/blog/ids-vs-ips/

https://en.wikipedia.org/wiki/Intrusion_detection_system

https://www.trustradius.com/intrusion-detection

https://gbhackers.com/open-port-scanner-port-checker-tools/

https://www.comparitech.com/net-admin/wifi-analyzers/

Kafli 14 Organizational Documents and Policies

blaðsíða 505

Real-World Security Policies https://www.sans.org/security-resources/policies

NMS - Network Management System

https://en.wikipedia.org/wiki/Network_monitoring

https://www.slac.stanford.edu/xorg/nmtf/nmtf-tools.html

Kafli 15 High Availability and Disaster Recovery

blaðsíða 533

High Availability definition https://en.wikipedia.org/wiki/High_availabilityhttps://en.wikipedia.org/wiki/High-availability_cluster

https://www.cisco.com/c/en/us/solutions/hybrid-work/what-is-high-availability.html

ATH – hér er dæmi frá fræðslusíðu Microsoft, haugur af greinum sem tengjast High Availability https://learn.microsoft.com/en-us/search/?terms=high%20availability

MTTR

https://www.splunk.com/en_us/data-insider/what-is-mean-time-to-repair.html

https://en.wikipedia.org/wiki/Mean_time_to_repair

Kafli 16 Common Security Concepts

blaðsíða 559

Vörn gagna eftir því hvernig þau eru notuð/geymd/flutt https://www.techtarget.com/searchsecurity/feature/Best-practices-to-secure-data-at-rest-in-use-and-in-motion

Kerberos

https://learn.microsoft.com/en-us/windows-server/security/kerberos/kerberos-authentication-overview

https://www.geeksforgeeks.org/what-is-kerberos-authentication/

Ég fékk haug af svörum í leit og alveg bunka af videóum, ef þið viljið skoða

https://duckduckgo.com/?q=kerberos+authentication&atb=v314-1&iax=videos&ia=videos

Dæmi um authentication útfærslu stofnunar https://tech.wayne.edu/docs/standard_for_identification_and_authentication_june_2020.pdf

Og svo linkur á þekkta misnotkun (hakk aðferðir) í auðkenningu https://owasp.org/Top10/A07_2021-Identification_and_Authentication_Failures/

https://cheatsheetseries.owasp.org/cheatsheets/Authentication_Cheat_Sheet.html

Skoðið endilega OWASP https://owasp.org/Top10/

Kafli 17 Common Types of Attacks

blaðsíða 581

Linkar / Links:

the Zero Day Initiative Hacker Lexicon: What Is a Zero Day? Security terms explained: What does Zero Day mean?

Session Hijacking

Brute-force attack

ARP

https://en.wikipedia.org/wiki/ARP_spoofing

https://en.wikipedia.org/wiki/Address_Resolution_Protocol

https://www.varonis.com/blog/arp-poisoning

Denial of service attacks

https://en.wikipedia.org/wiki/Denial-of-service_attack

https://www.cloudflare.com/learning/ddos/glossary/denial-of-service/

https://learn.microsoft.com/en-us/compliance/assurance/assurance-microsoft-dos-defense-strategy

http://www.welivesecurity.com/2016/10/24/webcam-firm-recalls-hackable-devices-mighty-mirai-botnet-attack/

https://blog.cloudflare.com/a-winter-of-400gbps-weekend-ddos-attacks/

https://krebsonsecurity.com/2016/09/krebsonsecurity-hit-with-record-ddos/

Smurf https://en.wikipedia.org/wiki/Smurf_attack

Permanent DoS https://www.datafoundry.com/blog/what-is-a-permanent-dos-pdos-attack

Man-in-the-middle https://en.wikipedia.org/wiki/Man-in-the-middle_attack

https://www.veracode.com/security/man-middle-attack

https://www.varonis.com/blog/man-in-the-middle-attack

Session hijacking https://en.wikipedia.org/wiki/Session_hijacking

https://techgenix.com/Understanding-Man-in-the-Middle-Attacks-ARP-Part3/

https://owasp.org/www-community/attacks/Session_hijacking_attack

https://attack.mitre.org/techniques/T1185/

http://resources.infosecinstitute.com/session-hijacking-cheat-sheet/

Rogue DHCP https://en.wikipedia.org/wiki/Rogue_DHCP

https://www.techtarget.com/searchsecurity/tip/How-to-defend-against-rogue-DHCP-server-malware

Brute force Attack https://en.wikipedia.org/wiki/Brute-force_attack

https://www.fortinet.com/resources/cyberglossary/brute-force-attack

https://owasp.org/www-community/attacks/Brute_force_attack

http://resources.infosecinstitute.com/popular-tools-for-brute-force-attacks/

http://www.itworld.com/article/2832596/security/how-many-seconds-would-it-take-to-break-your-password-.html

VLAN hopping

https://cybersecurity.att.com/blogs/security-essentials/vlan-hopping-and-mitigation

https://learningnetwork.cisco.com/s/blogs/a0D3i000002SKPREA4/vlan1-and-vlan-hopping-attack

https://resources.infosecinstitute.com/topic/vlan-hacking/

Administrative access control

https://resources.infosecinstitute.com/category/certifications-training/cissp/domains/identity-and-access-management/access-control-categories/

Wireless attacks

https://en.wikipedia.org/wiki/Rogue_access_point

https://www.microsoft.com/insidetrack/blog/finding-rogue-access-points-on-the-microsoft-corporate-network/

https://en.wikipedia.org/wiki/Evil_twin_(wireless_networks)

https://www.varonis.com/blog/evil-twin-attack

https://en.wikipedia.org/wiki/Wi-Fi_deauthentication_attack

https://security.stackexchange.com/questions/20219/preventing-deauthentication-attacks

Zero-day attack

http://www.wired.com/2014/11/what-is-a-zero-day/

http://www.zerodayinitiative.com/about/

http://www.techrepublic.com/blog/it-security/guess-whos-buying-zero-day-vulnerabilities/

Social engineering https://en.wikipedia.org/wiki/Social_engineering_(security)

(hægt að fara á námskeið í skóla) https://www.cybrary.it/course/social-engineering/

https://www.proofpoint.com/us/threat-reference/social-engineering

Kafli 18 Network Hardening Techniques

blaðsíða 605

Kafli 19 Remote Access Security

blaðsíða 625

VPN

https://blogs.technet.microsoft.com/rrasblog/2009/02/11/vpn-tunnel-strategy-defining-the-connection-order-between-various-tunnel-types/

https://blogs.technet.microsoft.com/rrasblog/2009/01/30/different-vpn-tunnel-types-in-windows-which-one-to-use/

https://en.wikipedia.org/wiki/Virtual_private_network

https://www.paloaltonetworks.com/cyberpedia/what-is-a-site-to-site-vpn

https://www.howtogeek.com/221929/how-to-choose-the-best-vpn-service-for-your-needs/

http://www.howtogeek.com/211329/which-is-the-best-vpn-protocol-pptp-vs.-openvpn-vs.-l2tpipsec-vs.-sstp/

Split Tunnel vs. Full Tunnel

https://www.linkedin.com/pulse/benefits-vpn-split-tunnel-vs-full-tunnel-jerry-craft/

Remote Desktop Connection

https://en.wikipedia.org/wiki/Remote_Desktop_Services

https://www.zerodollartips.com/remote-desktop-connection-manager-windows-10/

https://serverspace.io/support/help/configuring-the-remote-desktop-gateway-on-windows/

https://www.techradar.com/how-to/remote-desktop-vs-remote-desktop-connection-vs-remote-access-software-what-is-the-difference

https://en.wikipedia.org/wiki/Virtual_Network_Computing

In-Band vs. Out-of-Band Management

https://www.intel.com/content/www/us/en/business/enterprise-computers/resources/out-of-band-management.html

https://www.linkedin.com/learning/cisco-network-security-secure-access/compare-in-band-and-out-of-band-management?autoplay=true

https://ipwithease.com/in-band-and-out-of-band-network-management-detailed-comparison/

Kafli 20 Physical Security

blaðsíða 637

Linkar / Links:

https://duckduckgo.com/?q=windows+vulnerability+scanner&atb=v1-1&ia=web

https://sourceforge.net/software/vulnerability-scanners/windows/

https://www.itprc.com/baseline-security-analyzer-alternatives/

Asset disposal

https://www.computerworld.com/article/2525862/enterprise-applications/how-and-why-to-create-data-destruction-policies.html

https://www.sans.org/security-resources/policies/server-security/doc/technology-equipment-disposal-policy

https://www.csoonline.com/article/2130822/it-audit/the-in-depth-guide-to-data-destruction.html

Frétt um það sem gæti klikkað ef menn passa ekki upp á að eyða gögnum https://www.pcmag.com/news/morgan-stanley-discarded-old-hard-drives-without-deleting-customer-data

Kafli 21 Data Center Architecture and Cloud Concepts

blaðsíða 651

https://yungchou.wordpress.com/2015/03/16/another-memorandum-to-it-pros-on-cloud-computing/

Network Programmability

https://en.wikipedia.org/wiki/Control_plane

https://www.cloudflare.com/learning/network-layer/what-is-the-control-plane/

https://www.geeksforgeeks.org/difference-between-control-plane-and-data-plane/

Crossover cable

https://www.techtarget.com/searchnetworking/definition/MDI-MDIX

Unified communications

https://en.wikipedia.org/wiki/Unified_communications

https://www.uctoday.com/unified-communications/what-is-unified-communications/

https://www.microsoft.com/en-us/microsoft-365/business-insights-ideas/resources/unified-communications-101-what-new-business-need-to-know

https://www.techtarget.com/searchunifiedcommunications/definition/unified-communications

https://www.fortinet.com/resources/cyberglossary/qos-quality-of-service

NAS vs SAN

https://www.crucial.com/blog/technology/san-vs-nas-storage-difference

https://www.enterprisestorageforum.com/networking/nas-vs-san-differences-and-use-cases/

https://www.networkworld.com/article/3256312/what-is-a-san-and-how-does-it-differ-from-nas.html

Kafli 22 Ensuring Network Availability

blaðsíða 725

Object identifier OIDs - https://en.wikipedia.org/wiki/Object_identifier

NAGIOS https://library.nagios.com/training/selfpaced/videos/windows-monitoring/

Netflow https://www.solarwinds.com/netflow-traffic-analyzer/use-cases/what-is-netflow

Network logs and logging best practice

https://www.dnsstuff.com/security-log-best-practices

Kafli 23 Cable Connectivity Issues and Tools

blaðsíða 745

Kafli 24 Network Troubleshooting Methodology

blaðsíða 771

https://www.comptia.org/blog/troubleshooting-methodology

https://www.professormesser.com/network-plus/n10-006/network-troubleshooting-methodology/

https://study-ccna.com/network-troubleshooting-methodology-techniques/

Kafli 25 Network Software Tools and Commands

blaðsíða 825

Linkar / Links:

NMAP utility https://nmap.org/

Protocol analyzer/packet capture

http://www.techmixer.com/best-free-network-packet-analyzer-software/

MS Message Analyzer

http://www.microsoft.com/en-us/download/details.aspx?id=40308

https://www.comparitech.com/net-admin/microsoft-network-monitor-alternatives/

Wireshark

https://www.wireshark.org/

https://blog.wireshark.org/

https://www.wireshark.org/docs/wsug_html_chunked/

https://sharkfest.wireshark.org/

http://www.riverbed.com/blogs/wireshark-tutorial-series.html

https://hak5.org/?s=wireshark

https://gitlab.com/wireshark/wireshark/-/wikis/SampleCaptures

Bandwidth speed tester

Netflow - https://www.manageengine.com/products/netflow/

Best NetFlow Analyzer Software https://www.dnsstuff.com/netflow-analyzers-collectors

speed-test sites www.speakeasy.net/speedtest.

Íslensk speed-test síða hjá HÍ http://www-stats.rhi.hi.is/meter/meter.html

Looking Glass Sites http://tools.pingdom.com/ping/

Beginner’s Guide to IPTables (Linux Firewall) https://www.tecmint.com/linux-iptables-commands/

Command line tool

Windows Command Line Cheat Sheet https://www.easeus.com/knowledge-center/windows-command-line-cheat-sheet.html

nslookup/dig

https://docs.microsoft.com/en-us/windows-server/administration/windows-commands/nslookup

https://www.a2hosting.com/kb/getting-started-guide/internet-and-networking/troubleshooting-dns-with-dig-and-nslookup

http://en.wikipedia.org/wiki/Dig_(command)

telnet

https://www.lifewire.com/what-is-telnet-2626026

https://support.n4l.co.nz/s/article/How-to-use-Telnet-to-Check-the-Status-of-Ports

https://www.poftut.com/list-of-telnet-command-and-examples/

SSH

https://en.wikipedia.org/wiki/Secure_Shell

https://www.ssh.com/academy/ssh/tunneling

tcpdump

https://www.tcpdump.org/wpcap.html

https://danielmiessler.com/study/tcpdump/

https://www.howtoforge.com/linux-tcpdump-command/

NMAP utility

https://nmap.org/

https://www.linux.com/training-tutorials/beginners-guide-nmap/

https://www.techncyber.com/2019/07/nmap-tutorial.html

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