11-29-2007 05:27 AM - edited 03-09-2019 07:30 PM
Does GRE,L2TP,L2F require a separate IPSEC VPN tunnel in configuration?
12-06-2007 09:42 AM
Seperate tunnels are not necessary for GRE tunnels. It can be configured over existing tunnel.
http://www.cisco.com/en/US/customer/tech/tk583/tk372/technologies_configuration_example09186a008009438e.shtml
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