Re: IPv6 filtering (was Re: IPv6 internet broken, cogent/telia/hurricane not peering)

2009-10-13 Thread Seth Mattinen
Matthew Petach wrote: > > As I understand it, (and Cisco's documentation seems to support this, > http://www.cisco.com/en/US/docs/switches/lan/catalyst6500/ios/12.2ZY/command/reference/M1.html#wpxref54198 > as an example), if you put a /128 in an ACL, you cannot specify any L4 port > information f

Re: IPv6 filtering (was Re: IPv6 internet broken, cogent/telia/hurricane not peering)

2009-10-13 Thread Matthew Petach
On Mon, Oct 12, 2009 at 2:44 PM, Seth Mattinen wrote: > Marco Hogewoning wrote: > > > > As this thread has drifted off topic any way, would it for instance be a > > good idea to simply not accept mail from hosts that clearly use > > autoconfig ie reject all smtp from EUI-64 addresses. Of course n

Re: IPv6 filtering (was Re: IPv6 internet broken, cogent/telia/hurricane not peering)

2009-10-12 Thread Seth Mattinen
Marco Hogewoning wrote: > > As this thread has drifted off topic any way, would it for instance be a > good idea to simply not accept mail from hosts that clearly use > autoconfig ie reject all smtp from EUI-64 addresses. Of course not a > wise idea for your own outbound relays which should handle

Re: IPv6 filtering (was Re: IPv6 internet broken, cogent/telia/hurricane not peering)

2009-10-12 Thread Jeroen Massar
Marco Hogewoning wrote: > > On Oct 12, 2009, at 9:40 PM, Jeroen Massar wrote: > >> Marco Hogewoning wrote: >> [..] >>> As this thread has drifted off topic any way, would it for instance be a >>> good idea to simply not accept mail from hosts that clearly use >>> autoconfig ie reject all smtp fro

Re: IPv6 filtering (was Re: IPv6 internet broken, cogent/telia/hurricane not peering)

2009-10-12 Thread Marco Hogewoning
On Oct 12, 2009, at 9:40 PM, Jeroen Massar wrote: Marco Hogewoning wrote: [..] As this thread has drifted off topic any way, would it for instance be a good idea to simply not accept mail from hosts that clearly use autoconfig ie reject all smtp from EUI-64 addresses Can you please *NOT* s

Re: IPv6 filtering (was Re: IPv6 internet broken, cogent/telia/hurricane not peering)

2009-10-12 Thread Jeroen Massar
Marco Hogewoning wrote: [..] > As this thread has drifted off topic any way, would it for instance be a > good idea to simply not accept mail from hosts that clearly use > autoconfig ie reject all smtp from EUI-64 addresses Can you please *NOT* suggest people *STUPID* ideas like filtering on arbit

IPv6 filtering (was Re: IPv6 internet broken, cogent/telia/hurricane not peering)

2009-10-12 Thread Marco Hogewoning
On Oct 12, 2009, at 9:14 PM, Jack Bates wrote: Dan White wrote: Reputation lists will just be on the /64, /56 and /48 boundaries, rather than IPv4 /32. And then people will scream because someone setup a layout that hands out /128 addresses within a /64 pool. There is that chance yes