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RE: IPSEC Security Gateways & NAT
just send "unsubscribe" to the WG server. (ipsec@lists.tislabs.com)
-----Original Message-----
From: Wilson Ellington [mailto:Wilson.Ellington@ncmail.net]
Sent: Friday, June 08, 2001 4:19 PM
To: Chen, David
Subject: Re: IPSEC Security Gateways & NAT
How can I get removed from the mailing list here??
"Chen, David" wrote:
> Jayant,
> Does "ESPinUDP" apply to both transport and tunnel mode?
> Where is the draft?
> Thanks,
> --- David
>
> -----Original Message-----
> From: jshukla [mailto:jshukla@earthlink.net]
> Sent: Friday, June 08, 2001 2:00 PM
> To: Chen, David; ipsec@lists.tislabs.com
> Subject: Re: IPSEC Security Gateways & NAT
>
> ----- Original Message -----
> From: "Chen, David" <dchen@ellacoya.com>
>
> > Jayant,
> > Does the "ESPinUDP" mean UDP/IP encapsulate IPSec packets?
>
> Almost! ESPinUDP inserts an extra UDP header in IPSec packets.
> In IPSec, the ESP header follows the IP header. In ESPinUDP
> a UDP header follows the IP header and ESP header comes after
> that.
>
> IP header | UDP header | ESP header | encrypted payload
>
> regards,
> Jayant