[Wylug-help] Ethernet Type Codes for IPSEC
Daniel Walker
danielwalker at fastmail.fm
Tue Dec 2 10:29:24 GMT 2003
Julian Church wrote:
> Are you sure you're not after the IP protocol number?
>
> ESP is protocol number 50
>
> http://www.networksorcery.com/enp/protocol/esp.htm
Fairly sure. To quote the manual:
Type: Enter the hexadecimal number for the Ethernet type field
in Ethernet_II packets. For example, 0800 is for IP protocol.
James reckons that ESP still uses 0800 - which is going to make
filtering it a bit hard...
Dan
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