From: Joel W. Ekis (jekis@xxxxxxxxx)
Date: Tue Dec 07 1999 - 18:40:42 GMT-3
GRE is protocol 47 (tcp is 6, udp is 17). See http://www.isi.edu/in-notes/iana
/assignments/protocol-numbers for the most current list. Note rfc 1700 is very
much out of date - although if it existed in 1994, you're OK.
Joel
At 09:41 AM 12/7/1999 -0600, Stephen Smith wrote:
>I believe that GRE is not TCP nro UDP it is a flavor of IP. You can use acces
s lists to filter this traffic:
>
>access-list 100 permit gre any any
>
>This will permit all GRE traffic. Hope this helps.
>
>Stephen
>
>>>> "Elango, Bala" <bala.elango@eds.com> 12/07/99 07:56AM >>>
>Does any one know which TCP/UDP port is used by GRE Tunnel? Is this
>information in the DOC CD?
>
>Thanks,
>
>Bala
>
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