[nsp] GRE via Check point

Harold Ritter hritter at cisco.com
Sun Feb 9 23:57:47 EST 2003


Tejal,

You have to permit protocol number 47. For a list of all the protocol 
numbers, please refer to the IANA web site.

http://www.iana.org/assignments/protocol-numbers


At 04:49 AM 2/10/2003 +0000, Network 4 all wrote:
>Hello All,
>
>          I want to set the GRE tunnel from Router
>which is behind the checkpoint firewall (running on
>NOKIA 330). Which port i need to open for this in my
>firewall so that i can build the GRE freom my router ?
>
>
>Regards
>Tejal
>
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Harold Ritter, CCIE 4168
Advanced Network Services - ISP East
Cisco Systems
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