vpn standards

Unanswered Question
Dec 19th, 2007

Hi all, can anyone tell me the diff between

pptp , l2tp, and ipsec

are they all encryption standards or tunneling standards i am a little confused here.

hope you can help

I have this problem too.
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cpubob Wed, 12/19/2007 - 13:09

pptp and l2tp = tunneling protocols

ipsec = suite of encryption protocols

JORGE RODRIGUEZ Wed, 12/19/2007 - 14:54

In addition to Roberts resource that I think is great to have here are few links for reference. I recommend to take a read on each of these individually, you will be surpirce after reading these you will have not confutions.

IPsec and backround of encryption standards

http://www.cisco.com/en/US/tech/tk583/tk372/technologies_tech_note09186a0080094203.shtml

Q&A on L2TP

http://www.cisco.com/en/US/tech/tk827/tk369/technologies_q_and_a_item09186a00800a443e.shtml

Intro to L2TP

http://www.cisco.com/en/US/docs/net_mgmt/active_network_abstraction/3.6/master_tech/9l2tp.html#wp1042990

More of PPTP RFC 2637

http://www.faqs.org/rfcs/rfc2637.html

Rgds

Jorge

carl_townshend Thu, 12/20/2007 - 07:22

does ipsec use tunnelling standard? or is it purely encryption and does not need a tunnel ?

carl_townshend Thu, 01/10/2008 - 04:37

can someone help me here? I have just set up an ipsec tunnel between 2 sites using my asa's, its this using L2TP with ipsec, or is the tunnel pure ip sec, no l2pt involved ?

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