Re: [IPsec] HA protocol replay protection

2010-11-18 Thread Yaron Sheffer
Yes, in order to avoid replay issues, each side should be able to skip forward as much as it wants to. Thanks, Yaron On 11/19/2010 07:32 AM, Pekka Riikonen wrote: On Thu, 18 Nov 2010, Raj Singh wrote: :> Cluster member to client: :> - The counter I plan to use next (based on a traff

Re: [IPsec] HA protocol replay protection

2010-11-18 Thread Pekka Riikonen
On Thu, 18 Nov 2010, Raj Singh wrote: : > Cluster member to client: : > - The counter I plan to use next (based on a traffic/rekey rate estimate, : > must be higher than the last message that was actually sent, otherwise it : > might be rejected) : > : : It will be better to jump this counter by

Re: [IPsec] HA protocol replay protection

2010-11-18 Thread Raj Singh
Hi Yaron, Thanks for the comments, Ticket#205 create to track this. On Thu, Nov 11, 2010 at 8:46 PM, Yaron Sheffer wrote: > Hi, > > it seems to me we have created an overly complicated solution for replay > protection of the Msg ID = 0 messages. Specifically, I think both the > failover counter

Re: [IPsec] draft-ietf-ipsecme-ipsecha-protocol-02.txt

2010-11-18 Thread Raj Singh
Hi Tero, Thanks for the comments. Opened Ticket #204 for format error in notification payload. Regarding the second issue. Some clarification is needed: The text meant that the message containing IKEV2_MESSAGE_ID_SYNC notification is allowed with message id zero only. This doesn't mean that messa