Question

To allow IPsec NAT-T traffic to pass through, why does the firewall still need to permit ESP when it already allows UDP 4500?

score 31 · Answer 1 · 2024-03-21T07:53:48.030000

31

Views

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Published on 21 March 2024 at 07:53

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168

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score 106 · Answer 4 · 2023-03-29T09:01:36.113000

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score 73 · Answer 12 · 2020-02-29T08:54:20.770000

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List Question

To allow IPsec NAT-T traffic to pass through, why does the firewall still need to permit ESP when it already allows UDP 4500?

libnice simple-example.c crash

Easy way to transfer data globally in a Peer-to-Peer network using C#

xfrm state encap espinudp: caputure espinudp package but xfrm not work

BitTorrent / P2P NAT Traversal?

Why doesn't WebRTC work with Symmetric NAT?

How to implement UDP Hole Punching?

LibTorrent Nat Traversal

Shellhub connect to device using SSHID

Send data between different LANs in python

Should empty string icecandidate be added by addicecandidate?

Open network, unable to connect to my devices (two linux laptops and Android smartphone, ), preferably SHH

Peer-to-peer over Internet on Qt

P2P multiplayer android NAT traversal solutions/libraries?

How do you do NAT traversal for RTP media using Kamailio for signalling?

C/C++ UPNP NAT Traversal Winsock Implementation

Direct Client-Server connectivity between two devices with CG-NAT

Nat Punchthrough understanding P2P concept

libutp (µTP) and NAT traversal (UDP hole punching)

STUN and TURN clarification

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