Re: [ovs-discuss] IPsec authentication headers and L4 matching

2013-02-08 Thread Jesse Gross
On Fri, Feb 8, 2013 at 3:41 PM, Saul St. John wrote: > On 02/07/2013 07:12 PM, Jesse Gross wrote: >> >> On Thu, Feb 7, 2013 at 3:23 PM, Saul St. John wrote: >>> >>> 2) Is it possible to similarly ignore (transport-mode) AH in IPv4 >>> packets, >>> >>> or does the presence of an AH preclude matchi

Re: [ovs-discuss] IPsec authentication headers and L4 matching

2013-02-08 Thread Saul St. John
On 02/07/2013 07:12 PM, Jesse Gross wrote: On Thu, Feb 7, 2013 at 3:23 PM, Saul St. John wrote: 2) Is it possible to similarly ignore (transport-mode) AH in IPv4 packets, or does the presence of an AH preclude matching against L4 ports? It should be possible although the case for it is less cl

Re: [ovs-discuss] IPsec authentication headers and L4 matching

2013-02-07 Thread Jesse Gross
On Thu, Feb 7, 2013 at 3:23 PM, Saul St. John wrote: > Hi! > > I was reading DESIGN and lib/flow.c to try and better understand the > behavior of Open vSwitch vis-a-vis IPsec authentication headers. It looks > like IPsec Authentication Headers are basically ignored on IPv6 packets when > populatin

[ovs-discuss] IPsec authentication headers and L4 matching

2013-02-07 Thread Saul St. John
Hi! I was reading DESIGN and lib/flow.c to try and better understand the behavior of Open vSwitch vis-a-vis IPsec authentication headers. It looks like IPsec Authentication Headers are basically ignored on IPv6 packets when populating the 'flow' struct. As such, it would be possible to match