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Using protocol analyzer on mikrotik
The document outlines a webinar by GLC Networks, focusing on protocol analysis and networking topics, led by Achmad Mardiansyah, a certified trainer. It provides an introduction to GLC Networks, details about MikroTik products and certifications, and discusses the importance of protocol analyzers in networking. The webinar also includes opportunities for participant engagement and learning through practical demonstrations and Q&A sessions.
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Using protocol analyzer on mikrotik
- 1. www.glcnetworks.com Using protocol analyzeron GLC webinar, 20 april 2017 Achmad Mardiansyah [email protected] GLC Networks, Indonesia 1
- 2. www.glcnetworks.com Agenda ● Introduction ● Protocolsuite ● Mikrotik protocol analyzer ● Demo ● Q & A 2
- 3. www.glcnetworks.com What is GLC? ●Garda Lintas Cakrawala (www.glcnetworks.com) ● An Indonesian company ● Located in Bandung ● Areas: Training, IT Consulting ● Mikrotik Certified Training Partner ● Mikrotik Certified Consultant ● Mikrotik distributor 3
- 4. www.glcnetworks.com About GLC webinar? ●First webinar: january 1, 2010 (title: tahun baru bersama solaris - new year with solaris OS) ● As a sharing event with various topics: linux, networking, wireless, database, programming, etc ● Regular schedule: every 2 weeks ● Irregular schedule: as needed ● Checking schedule: http://www.glcnetworks.com/main/sc hedule ● You are invited to be a presenter ○ No need to be an expert ○ This is a forum for sharing: knowledge, experiences, information 4
- 5. www.glcnetworks.com Trainer Introduction ● Name:Achmad Mardiansyah ● Base: bandung, Indonesia ● Linux user since 1999 ● Mikrotik user since 2007 ● Certified Trainer (MTCNA/RE/WE/UME/INE/TCE) ● Mikrotik Certified Consultant ● Work: Telco engineer, Sysadmin, PHP programmer, and Lecturer ● Personal website: http://achmadjournal.com ● More info: http://au.linkedin.com/in/achmadmardiansyah 5
- 6. www.glcnetworks.com Please introduce yourself ●Your name ● Your company/university? ● Your networking experience? ● Your mikrotik experience? ● Your expectation from this course? 6
- 7. www.glcnetworks.com What is Mikrotik? ●Name of a company ● A brand ● A program (e.g. mikrotik academy) ● Headquarter: Riga, Latvia 7
- 8. www.glcnetworks.com What are mikrotikproducts? ● Router OS ○ The OS. Specialized for networking ○ Website: www.mikrotik.com/download ● RouterBoard ○ The hardware ○ RouterOS installed ○ Website: www.routerboard.com 8
- 9. www.glcnetworks.com What Router OScan do? ● Go to www.mikrotik.com ○ Download: what_is_routeros.pdf ○ Download: product catalog ○ Download: newsletter 9
- 10. www.glcnetworks.com What are Mikrotiktraining & certifications? 10 Certificate validity is 3 years
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- 12. www.glcnetworks.com 7 OSI layer& protocol 12 ● OSI layer Is a conceptual model from ISO (International Standard Organization) for project OSI (Open System Interconnection) ● When you send a message with a courier, you need to add more info to get your message arrived at the destination (This process is called encapsulation) ● What is protocol ○ Is a set of rules for communication ○ Available on each layer ● Communication consist of series encapsulation ○ SDU: service data unit (before PDU) ○ PDU: protocol data unit (after header is added)
- 13. www.glcnetworks.com Layered model (TCP/IPvs ISO) and encapsulation 13 / datagram
- 14. www.glcnetworks.com Layer 4 header(which one is TCP?) 14
- 15. www.glcnetworks.com Layer 3 header(which one is IPv4?) 15
- 16. www.glcnetworks.com Ethernet header (whichis the MTU?) 16
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- 18. www.glcnetworks.com Did you notice? ●There is a big overhead on encapsulation process ● More encapsulation means less payload? 18
- 19. www.glcnetworks.com Layer 2 vsLayer 3 addressing 19 Layer 2 Layer 3 ● Using MAC as address ● Burned-in address ● Unique for every physical port ● Consist of 48bit binary, written in HEX format. 1 HEX = 4 bit ● 6 first HEX digit -> represent the manufacturer ● Logical address ● 2 versions: IPv4 (our focus) and IPv6 ● IPv4 32 bit long ● Consist of network part & host part ● Can be class based IP address (without subnet) ● Now it is classless IP address -> VLSM (variable length subnet mask) ● CIDR (classless inter domain routing)
- 20. www.glcnetworks.com IP spec (RFC791) ● Defined long time ago (what 1981?) ● Defines how the IP header looks like ● Still used up to know ● New version -> IPv6 20
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- 22. www.glcnetworks.com What is aprotocol analyzer? 22 Is a software / hardware that is able to: ● Capture packets on interface ● Parsing the protocol inside a frame ● Do some analytical tasks ● And display the result on an output devices Examples: ● Wireshark (defacto software) ● Tektronix ● etc
- 23. www.glcnetworks.com Why use protocolanalyzer? ● Troubleshooting (#1 reason) ● Testing ● learning 23
- 24. www.glcnetworks.com Protocol analyzer onmikrotik 24
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- 26. www.glcnetworks.com /tool sniffer (packets,hosts, protocol) 26
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- 29. www.glcnetworks.com Open capture fileon wireshark 29
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- 31. www.glcnetworks.com Interested? Just come toour training... Special price for webinar attendees… http://www.glcnetworks.c om/main/schedule 31
- 32. www.glcnetworks.com End of slides ●Thank you for your attention ● Please submit your feedback: http://bit.ly/glcfeedback ● Like our facebook page: “GLC networks” ● Slide: http://www.slideshare.net/r41nbuw ● Recording: https://www.youtube.com/channel/UCI611_IIkQC0rsLWIFIx_yg ● Stay tune with our schedule 32