Network Basics - Maximum Transmission Unit (MTU)

Network Basics - Maximum Transmission Unit (MTU)

Kevin Wallace Training, LLC

6 лет назад

122,715 Просмотров

Network Basics - Maximum Transmission Unit (MTU)
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This video is the first in a series of Network Basics videos. Specifically, it explains the concept of a Maximum Transmission Unit (MTU).

Topics covered include:
- Layer 2 and Layer 3 MTUs
- Unit of Measure
- Fragmentation
- The Don't Fragment (DF) Bit
- MTU Path Discovery
- IPv4 and IPv6 ICMP Messages

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Kevin Wallace, CCIEx2 #7945 (Collaboration and R&S), CCSI #20061
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If you enjoyed this video, here is the video title and also the link for you to share:
Network Basics - Maximum Transmission Unit (MTU)
https://www.youtube.com/watch?v=LeaEmOUVEn0
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#cisco #ccna #ccnp #ccie #ccent #icnd2 #icnd1 #mtu #maximum_transmission_unit ##kwtrain #network+ #networking
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Комментарии:

Nolan Govender
Nolan Govender - 08.08.2023 18:02

Hi, so what’s the solution to this ?

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Ben Welch
Ben Welch - 24.03.2023 20:56

How about the rest of the path? If I adjust the MTU on a given link, wouldn't it be necessary to try to make the rest of the path accommodate this size as well?

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Aaptronym
Aaptronym - 02.10.2022 10:31

Don't call something "Network Basics" and fill it entirely with jargon and prerequisite knowledge.

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Lucas
Lucas - 08.08.2022 17:55

You're awesome

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DrJuiceMan
DrJuiceMan - 30.06.2022 03:35

Thanks for the video

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SlowMoSheet
SlowMoSheet - 06.04.2022 20:42

Great video! But damn you sound just like Danny McBride if he had a degree in CS lol

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Life Is Beautiful
Life Is Beautiful - 22.02.2022 07:01

Great explanation

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Phil Brooks
Phil Brooks - 04.01.2022 18:17

what happens if on R1 the inbound is 1518 and outbound is 1492?

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AR GamingPK1
AR GamingPK1 - 08.10.2021 04:49

My primary router MTU is 1492 and my secondary router MTU is 1500 so can i changed it to 1492 on secondary router?

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Berkay Şenol
Berkay Şenol - 14.09.2021 16:10

Its like ‘wired bandwidth’????

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Sharon Gruber
Sharon Gruber - 22.04.2021 01:27

no one explain this better! thx Kevin!

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amit sharma
amit sharma - 09.03.2021 22:04

Wow

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Ruben Madriz-Nava
Ruben Madriz-Nava - 20.02.2021 05:02

I don’t get it

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Zebra OnPC
Zebra OnPC - 27.01.2021 23:12

Omg everything is wrong here people who is new in this won't understand shit for sure, mtu goes to mtu not from mtu to mtu lol

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iZapchu
iZapchu - 17.12.2020 03:21

ur a god

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Bruno Brum
Bruno Brum - 22.07.2020 14:45

He simply says alot of nothing in this video.

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Anh-Tai Nguyen
Anh-Tai Nguyen - 05.12.2019 23:05

came here to learn MTU so I could understand PMTU path discovery, which also included in this clip. Thank you, Mr Wallace!

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Wyatt Campbell
Wyatt Campbell - 26.08.2019 05:07

In way over my head here. Thumbs up if you're here because you're curious why lowering your MTU on PS4 let's you play GTA 5 Online solo... lol

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Mac Cruz
Mac Cruz - 23.08.2019 14:39

Love how you put sound effects to explain it in laymans term

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Faisal Adeel
Faisal Adeel - 10.02.2019 01:18

So whats the deal then...keep it to default 1500 or 1492 or in my router its 1480 as default...whats optimal then???

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Justin Boss
Justin Boss - 04.01.2019 22:18

If ipv6 does not have a “Don’t fragment bit” what stops the router from just fragmenting the packet and sending them out. Instead of sending an ICMP packet too big msg back to the sender sir?

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abdlhamīd
abdlhamīd - 01.12.2018 19:36

It's Always on 1500

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biju balan
biju balan - 11.11.2018 13:52

Kevin what if we are adjusting the mss on r1 interface which then safely make things work even for the traffic originated from switch?

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D Mahapatra
D Mahapatra - 04.10.2018 05:05

Hello Sir, You have explained the concept so simple way. This is reason I was always attracted towards Your Lectures from the beginning. Thank You So Much.

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Ben MTB
Ben MTB - 08.09.2018 18:36

Perfect explanation, thanks, Kevin!

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SHANEYH
SHANEYH - 23.03.2018 09:04

why isnt the trailer added for example fcs

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ahmad almokdad
ahmad almokdad - 03.02.2018 03:01

Thanks a lot Kevin for all your videos, My CCNP r/s is about to expire and I am planning to recertification by taking only the tshoot exam, do you think it is the right choice? Please I need your advise.

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Loknadh4u
Loknadh4u - 24.01.2018 08:34

Is this because of Duplex settings like Half/Full/auto

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DrManhattan
DrManhattan - 18.01.2018 02:56

Excellent video Kevin. Notifications switched on. There videos are perfect for watching on the way to work or before bed.

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Mauro Sedrani
Mauro Sedrani - 17.01.2018 15:48

Simple and brilliant. Great job!

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Tyler 4K
Tyler 4K - 17.01.2018 13:16

Thank you for the video, excellent explanation. Proper job! :)

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Abdalle Hassan
Abdalle Hassan - 17.01.2018 12:57

Brilliant Kevin as usual, absolutely astonishing.

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Knaughty F
Knaughty F - 17.01.2018 12:50

I've always liked Kevin. Good job again.

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Fotis Mark
Fotis Mark - 17.01.2018 09:51

cisco is a huge huge industry, not ccna, or ccnp will teach you the real life industry. why dont u make a video for Nat pinning, or nat hairpinning, acls, dialers for vdls/adsl and vpn users with split tunneling

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Anjali Vas
Anjali Vas - 17.01.2018 09:49

This video on MTU is excellent!

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Jacob Rolskov
Jacob Rolskov - 17.01.2018 08:14

What a great video! I would wish that I had seen such a video when I started out in networking, explicitly stating that MTU is not just L2 OR L3. Thank you!

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Francisco I S Neto
Francisco I S Neto - 16.01.2018 15:56

Very complete explanation.

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