Re: [IPsec] WG Interest in TCP Encapsulation

2015-09-17 Thread Samy Touati
Hi Tero, From a gateway perspective having a standardized implementation from terminals for tcp encapsulation of ipsec is something which is needed.  The untrusted Wi-Fi architecture defined in 3gpp is used for voice traffic, and is being deployed by multiple carriers.  The mobile device may be

Re: [IPsec] WG Interest in TCP Encapsulation

2015-09-17 Thread Paul Wouters
On Wed, 16 Sep 2015, Yoav Nir wrote: This draft is proposing both IKE and ESP over the TCP connection, so the protocol will work in situations where UDP (even with fragmentation at the IKE rather than IP layer) fails. We’ve had something like this working with IKEv1 for over 10 years. Many

Re: [IPsec] WG Interest in TCP Encapsulation

2015-09-17 Thread Tommy Pauly
Hi Paul, I encourage you to read the new draft, as I believe it addresses many of your concerns. It covers the potential new vulnerabilities (RST), as well as how to frame the datagrams in a stream along with an explanation of performance concerns. It also makes it clear that TCP should only