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docs(README) add packet header diagram

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Datong Sun 2022-04-10 03:25:32 -07:00
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README.md
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@ -234,6 +234,8 @@ Phantun's additional overhead: 12 bytes. I other words, when using Phantun, the
UDP packet is reduced by 12 bytes. This is the minimum overhead possible when doing such kind
of obfuscation.
![Packet header diagram](images/packet-headers.png)
[Back to TOC](#table-of-contents)
## MTU calculation for WireGuard
@ -307,7 +309,7 @@ Here is a quick overview of comparison between those two to help you choose:
| UDP over UDP obfuscation | ❌ | ✅ |
| Multi-threaded | ✅ | ❌ |
| Throughput | Better | Good |
| Raw IP mode | TUN interface | Raw sockets + BPF |
| L4 IP mode | TUN interface | Raw sockets + BPF |
| Tunneling MTU overhead | 12 bytes | 44 bytes |
| Seprate TCP connections for each UDP connection | Client/Server | Server only |
| Anti-replay, encryption | ❌ | ✅ |

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