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On this video, CBT Nuggets coach Keith Barker takes a take a look at the ideas behind how IPsec site-to-site VPNs work. Keith makes use of a protocol analyzer to indicate you the earlier than and after image of a packet that is been encrypted and transmitted.
Sending packets within the wild may be harmful. The Massive Dangerous Web is simply ready so that you can ship delicate or necessary info so it may be sniffed out and exploited. So any time you ship a packet on the market, it is a good suggestion to provide it some safety. IPSec permits you to do this
Think about an organization with two geographically separated places of work. They need full knowledge networking between the 2 websites. All of the servers and assets of each ought to be shared totally between the 2.
With high-speed connectivity at each websites, the impulse is perhaps to simply ship it all around the web. However that may pose a safety danger.
An IPsec VPN site-to-site tunnel can present numerous issues. First, confidentiality because of encryption. Additionally, integrity – IPsec can affirm that no bits have been manipulated in transit. It will possibly even present authentication and anti-replay help.
See the advantages of IPsec VPN tunnels and what the packets themselves appear to be earlier than and after transmission.
0:25 – While you would possibly want a VPN tunnel
1:00 – The danger of utilizing the Web
1:45 – What are IPsec’s claims to fame?
2:40 – How does it do it?
3:55 – Two views of what the VPN seems to be like
5:10 – Aspect-by-side comparability of the encrypted packet
6:40 – Overview
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