Re: [tcpdump-workers] Warning on enabling ip6 protochain 6

2011-08-09 Thread ramkumar . paranandi
"Ip6 protochain 6 and tcp port 25 and net 10.1.1.0 " would filter packets ipv6 with extension hdrs and tcp port 25 and which belongs to network 10.1.1.0? Can we use other filters along with ip6 protochain? Thanks, ./ram On Aug 9, 2011, at 12:39 AM, Guy Harris wrote: > > On Aug 8, 2011, at 1

Re: [tcpdump-workers] Warning on enabling ip6 protochain 6

2011-08-09 Thread Darren Reed
On 6/08/11 11:22 PM, Guy Harris wrote: On Aug 5, 2011, at 6:59 AM, Darren Reed wrote: On 5/08/11 01:46 AM, Guy Harris wrote: ... That could, in theory, be fixed - for example, BSD/OS's BPF interpreter had an instruction that would do IPv6 extension header parsing How muc

Re: [tcpdump-workers] Warning on enabling ip6 protochain 6

2011-08-09 Thread Guy Harris
On Aug 8, 2011, at 10:56 PM, ramkumar.parana...@gmail.com wrote: > How much percentage of traffic in real world scenarios would these kind > (ipv6 chain)of packets consist? It depends on the scenario. If 50% of the traffic on your network is TCP-over-IPv6 traffic, then 50%. :-) Or, to put i