[IPsec] More ikev2-bis issues

2009-08-25 Thread Yaron Sheffer
Hi, I will now post several of the remaining "bis" issues. I would appreciate your replies before Sep. 1. We have only 9 issues left, so we are really getting close to Last Call on this important document. Thanks, Yaron smime.p7s Description: S/MIME cryptographic signature _

[IPsec] #28: Obtaining src/dest IP addresses for UDP-encapsulated transport mode ESP

2009-08-25 Thread Yaron Sheffer
[2.23, NAT Traversal] > o Implementations MUST process received UDP-encapsulated ESP packets >even when no NAT was detected. > > o The original source and destination IP address required for the >transport mode TCP and UDP packet checksum fixup (see [UDPENCAPS]) >

[IPsec] #79: Remove CP from Create_Child_SA?

2009-08-25 Thread Yaron Sheffer
Yoav: Patricia noted in a post to the IPsec mailing list (12/12/2008) that section 2.19 says that "request for such a temporary address can be included in any request to create a CHILD_SA (including the implicit request in message 3) by including a CP payload." IMO the normal way of doing thin

[IPsec] #107: Sending certificate chains in IKEv2

2009-08-25 Thread Yaron Sheffer
Yoav says: Section 3.6 ("Certificate Payload") describes sending certificates in the IKE_AUTH exchange. The usual format for sending certificates is #4 (X.509 Certificate - Signature). Here's what it says: {{{ o X.509 Certificate - Signature (4) contains a DER encoded X.509

[IPsec] #22: Add section on simultaneous IKE SA rekey

2009-08-25 Thread Yaron Sheffer
Tero: 2.8.1. Simultaneous CHILD_SA rekeying Instead of simultaneous CHILD_SA rekeying, there should be section of simultaneous IKE SA rekeying. Simultaneous CHILD_SA rekeying just results few extra SAs that will disappear after next rekeys (at worst there will be 2 SA pairs, but all others will be

Re: [IPsec] #79: Remove CP from Create_Child_SA?

2009-08-25 Thread Raj Singh
Hi Yaron, Also, there are use cases when application needs more than 1 IP address for internal purpose. With current ikev2bis, this is possible as we can request address after session establishment using CP[CFG_REQUEST] in INFORMATIONAL exchange. If we say that we want to support in ONLY IKE_AUTH

Re: [IPsec] #79: Remove CP from Create_Child_SA?

2009-08-25 Thread Yoav Nir
Hi Raj. The issue is concerned with Config payload in Child SA only. Config in INFORMATIONAL will stay, or at least, there is no current proposal to remove it. It can be useful for querying the application version, which is still a defined attribute for CP. Can you elaborate on the cases where