VPN comparison
From NuclearCat's homepage
Pseudowire stateless (L2 tunnels)
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| Type | Linux Mode | L3 overhead | L3+L2 overhead (Ethernet as L2) | Linux | Cisco | Mikrotik | Notes |
|---|---|---|---|---|---|---|---|
| GRETAP | Kernel | 24 | 38 | Yes | Yes | No | Conform RFC1701 |
| EOIP(Mikrotik) | Userspace | 28 | 42 | Yes | No | Yes | Mikrotik Proprietary, Linux http://code.google.com/p/linux-eoip/ |
| L2TPv3 (IP) | Kernel | 28 | 42 | Yes | Yes (IOS 12.3+) | No | Stateless L2TP |
| L2TPv3 (UDP) | Kernel | 40 | 54 | Yes | Yes | No | Stateless L2TP |
