Cisco Support Community
cancel
Showing results for 
Search instead for 
Did you mean: 
Announcements

Welcome to Cisco Support Community. We would love to have your feedback.

For an introduction to the new site, click here. If you'd prefer to explore, try our test area to get started. And see here for current known issues.

New Member

GRE over IPSec

Hi,

I want know different Among the crypto access-list of gre and ip command

ex)access-list 100 per gre 10.0.0.0 0.0.0.255 192.168.0.0 0.0.0.255

access-list 100 per ip 10.0.0.0 0.0.0.255 192.168.0.0 0.0.0.255

1 REPLY
New Member

Re: GRE over IPSec

The difference in your access-lists are which IP protocols are allowed:

Your first line allows gre (ip protocol 47) from your 10 to your 192 network.

Your second line allow tcp,udp, and icmp (ip protocols 6,17, and 1 respectively) from your 10 to your 192 network.

RJ

99
Views
0
Helpful
1
Replies