On Mon, Jun 3, 2013 at 3:39 AM, Alfredo Cardigliano
<[email protected]> wrote:
> Doug
> I don't think the support for packet injection is going to interfere your 
> test.
> Could you try sending packets from another interface?

I've confirmed this behavior using tcpreplay in a VM and also on a
physical sensor connected to a tap.

> Could you provide me the original pcap you are using and the produced pcaps?

Sent off-list.

Please let me know if there is anything else I can provide to help
troubleshoot this issue.

Thanks!

Doug
>
> Thanks
> Alfredo
>
> On Jun 2, 2013, at 11:40 PM, Doug Burks <[email protected]> wrote:
>
>> I see this in the Changelog:
>>
>> - Support for injecting packets to the stack
>>
>> Is it possible that this change could have an impact on my test since
>> I'm using tcpreplay?
>>
>> Thanks,
>> Doug
>>
>> On Sun, Jun 2, 2013 at 2:59 PM, Doug Burks <[email protected]> wrote:
>>> cat /proc/net/pf_ring/info
>>>
>>> PF_RING Version          : 5.5.3 ($Revision: $)
>>> Total rings              : 2
>>>
>>> Standard (non DNA) Options
>>> Ring slots               : 4096
>>> Slot version             : 15
>>> Capture TX               : Yes [RX+TX]
>>> IP Defragment            : No
>>> Socket Mode              : Standard
>>> Transparent mode         : Yes [mode 0]
>>> Total plugins            : 0
>>> Cluster Fragment Queue   : 0
>>> Cluster Fragment Discard : 16830
>>>
>>> I've tried a few different pcaps, some of them are like my testmyids
>>> sample in that no packets make it to pfdump, others work perfectly,
>>> while for others it looks like only some of the packets are making it
>>> into pfdump:
>>>
>>> sudo tcpreplay -i eth1 -M10 
>>> /opt/samples/markofu/honeynet_suspicious-time.pcap
>>> sending out eth1
>>> processing file: /opt/samples/markofu/honeynet_suspicious-time.pcap
>>> Actual: 745 packets (293958 bytes) sent in 0.32 seconds
>>> Rated: 918618.8 bps, 7.01 Mbps, 2328.12 pps
>>> Statistics for network device: eth1
>>> Attempted packets:         745
>>> Successful packets:        745
>>> Failed packets:            0
>>> Retried packets (ENOBUFS): 0
>>> Retried packets (EAGAIN):  0
>>>
>>> sudo ./pfdump -l77 -i eth1 -w instance1.pcap
>>> Using PF_RING v.5.5.3
>>> Capturing from eth1 [00:0C:29:5F:58:D8][ifIndex: 3]
>>> # Device RX channels: 1
>>> pfring_set_cluster returned 0
>>> 1 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 2 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 3 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 4 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 5 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 6 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 7 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 8 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 9 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 10 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 11 sec pkts 257 drop 0 bytes 81262 | pkts 257 bytes 81262 drop 0
>>> 12 sec pkts 136 drop 0 bytes 72265 | pkts 393 bytes 153527 drop 0
>>> 13 sec pkts 0 drop 0 bytes 0 | pkts 393 bytes 153527 drop 0
>>> 14 sec pkts 0 drop 0 bytes 0 | pkts 393 bytes 153527 drop 0
>>> 15 sec pkts 0 drop 0 bytes 0 | pkts 393 bytes 153527 drop 0
>>> 16 sec pkts 0 drop 0 bytes 0 | pkts 393 bytes 153527 drop 0
>>> 17 sec pkts 0 drop 0 bytes 0 | pkts 393 bytes 153527 drop 0
>>> ^CLeaving...
>>> 18 sec pkts 0 drop 0 bytes 0 | pkts 393 bytes 153527 drop 0
>>>
>>>
>>> sudo ./pfdump -l77 -i eth1 -w instance2.pcap
>>> Using PF_RING v.5.5.3
>>> Capturing from eth1 [00:0C:29:5F:58:D8][ifIndex: 3]
>>> # Device RX channels: 1
>>> pfring_set_cluster returned 0
>>> 1 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 2 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 3 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 4 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 5 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 6 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 7 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 8 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 9 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>> 10 sec pkts 21 drop 0 bytes 6352 | pkts 21 bytes 6352 drop 0
>>> 11 sec pkts 15 drop 0 bytes 3640 | pkts 36 bytes 9992 drop 0
>>> 12 sec pkts 0 drop 0 bytes 0 | pkts 36 bytes 9992 drop 0
>>> 13 sec pkts 0 drop 0 bytes 0 | pkts 36 bytes 9992 drop 0
>>> 14 sec pkts 0 drop 0 bytes 0 | pkts 36 bytes 9992 drop 0
>>> 15 sec pkts 0 drop 0 bytes 0 | pkts 36 bytes 9992 drop 0
>>> 16 sec pkts 0 drop 0 bytes 0 | pkts 36 bytes 9992 drop 0
>>> ^CLeaving...
>>> 17 sec pkts 0 drop 0 bytes 0 | pkts 36 bytes 9992 drop 0
>>>
>>> What else can I test?
>>>
>>> Thanks!
>>>
>>> Doug
>>>
>>> On Sun, Jun 2, 2013 at 2:07 PM, Alfredo Cardigliano
>>> <[email protected]> wrote:
>>>> Doug
>>>> I ran a test using curl + pfcount and it is working for me.
>>>>
>>>> $ curl testmyids.com
>>>>
>>>> (first instance)
>>>> $ ./pfcount -i eth0 -c 99 -v 1 -m
>>>> ...
>>>> Absolute Stats: [0 pkts rcvd][0 pkts filtered][0 pkts dropped]
>>>>
>>>> (second instance)
>>>> $ ./pfcount -i eth0 -c 99 -v 1 -m
>>>> ...
>>>> Absolute Stats: [11 pkts rcvd][11 pkts filtered][0 pkts dropped]
>>>>
>>>> Please make sure tx capture is enabled in your test (cat 
>>>> /proc/net/pf_ring/info)
>>>>
>>>> Alfredo
>>>>
>>>> On Jun 2, 2013, at 7:43 PM, Doug Burks <[email protected]> wrote:
>>>>
>>>>> Hi Alfredo,
>>>>>
>>>>> Thanks for your suggestion!
>>>>>
>>>>> I've changed pfdump.c to use cluster_per_flow_2_tuple:
>>>>>
>>>>> if(clusterId > 0) {
>>>>>   rc = pfring_set_cluster(pd, clusterId, cluster_per_flow_2_tuple);
>>>>>   printf("pfring_set_cluster returned %d\n", rc);
>>>>> }
>>>>>
>>>>> I then re-ran the test as follows:
>>>>>
>>>>> Replayed a TCP stream with 11 packets onto eth1:
>>>>>
>>>>> sudo tcpreplay -i eth1 -M10 testmyids.pcap
>>>>> sending out eth1
>>>>> processing file: testmyids.pcap
>>>>> Actual: 11 packets (1062 bytes) sent in 0.00 seconds
>>>>> Rated: inf bps, inf Mbps, inf pps
>>>>> Statistics for network device: eth1
>>>>> Attempted packets:         11
>>>>> Successful packets:        11
>>>>> Failed packets:            0
>>>>> Retried packets (ENOBUFS): 0
>>>>> Retried packets (EAGAIN):  0
>>>>>
>>>>> Ran two instances of pfdump on eth1 with same clusterId but neither of
>>>>> them saw traffic this time:
>>>>>
>>>>> sudo ./pfdump -l77 -i eth1 -w instance1.pcap
>>>>> Using PF_RING v.5.5.3
>>>>> Capturing from eth1 [00:0C:29:5F:58:D8][ifIndex: 3]
>>>>> # Device RX channels: 1
>>>>> pfring_set_cluster returned 0
>>>>> 1 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 2 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 3 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 4 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 5 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 6 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 7 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 8 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 9 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 10 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 11 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 12 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 13 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> ^CLeaving...
>>>>> 14 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>>
>>>>> sudo ./pfdump -l77 -i eth1 -w instance2.pcap
>>>>> Using PF_RING v.5.5.3
>>>>> Capturing from eth1 [00:0C:29:5F:58:D8][ifIndex: 3]
>>>>> # Device RX channels: 1
>>>>> pfring_set_cluster returned 0
>>>>> 1 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 2 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 3 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 4 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 5 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 6 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 7 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 8 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 9 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 10 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 11 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> 12 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>> ^CLeaving...
>>>>> 13 sec pkts 0 drop 0 bytes 0 | pkts 0 bytes 0 drop 0
>>>>>
>>>>> tcpdump -nnvvr instance1.pcap
>>>>> reading from file instance1.pcap, link-type EN10MB (Ethernet)
>>>>>
>>>>> tcpdump -nnvvr instance2.pcap
>>>>> reading from file instance2.pcap, link-type EN10MB (Ethernet)
>>>>>
>>>>> I've repeated this a few times and get the same result each time.
>>>>>
>>>>> Any ideas why cluster_per_flow_2_tuple wouldn't be passing the traffic?
>>>>>
>>>>> Thanks!
>>>>>
>>>>> Doug
>>>>>
>>>>>
>>>>> On Sun, Jun 2, 2013 at 12:41 PM, Alfredo Cardigliano
>>>>> <[email protected]> wrote:
>>>>>> Hi Doug
>>>>>> the code in pfcount sets  the cluster mode to round-robin,
>>>>>> for flow coherency you should change it to (for instance)
>>>>>> cluster_per_flow_2_tuple.
>>>>>> The daq-pfring code sets the cluster mode to cluster_per_flow_2_tuple by
>>>>>> default.
>>>>>>
>>>>>> Best Regards
>>>>>> Alfredo
>>>>>>
>>>>>> Index: pfcount.c
>>>>>> ===================================================================
>>>>>> --- pfcount.c (revisione 6336)
>>>>>> +++ pfcount.c (copia locale)
>>>>>> @@ -924,7 +924,7 @@
>>>>>> #endif
>>>>>>
>>>>>>  if(clusterId > 0) {
>>>>>> -    rc = pfring_set_cluster(pd, clusterId, cluster_round_robin);
>>>>>> +    rc = pfring_set_cluster(pd, clusterId, cluster_per_flow_2_tuple);
>>>>>>    printf("pfring_set_cluster returned %d\n", rc);
>>>>>>  }
>>>>>>
>>>>>> On Jun 2, 2013, at 2:54 PM, Doug Burks <[email protected]> wrote:
>>>>>>
>>>>>> I copied the clusterId code from pfcount and pasted into pfdump and
>>>>>> compiled it.  Then tested with a fresh pcap of "curl testmyids.com":
>>>>>>
>>>>>> tcpdump -nnr testmyids.pcap
>>>>>> reading from file testmyids.pcap, link-type EN10MB (Ethernet)
>>>>>> 12:37:21.846561 IP 172.16.116.128.44229 > 217.160.51.31.80: Flags [S],
>>>>>> seq 2183306783, win 42340, options [mss 1460,sackOK,TS val 13599714
>>>>>> ecr 0,nop,wscale 11], length 0
>>>>>> 12:37:21.963023 IP 217.160.51.31.80 > 172.16.116.128.44229: Flags
>>>>>> [S.], seq 3354284181, ack 2183306784, win 64240, options [mss 1460],
>>>>>> length 0
>>>>>> 12:37:21.963070 IP 172.16.116.128.44229 > 217.160.51.31.80: Flags [.],
>>>>>> ack 1, win 42340, length 0
>>>>>> 12:37:21.963268 IP 172.16.116.128.44229 > 217.160.51.31.80: Flags
>>>>>> [P.], seq 1:166, ack 1, win 42340, length 165
>>>>>> 12:37:21.963423 IP 217.160.51.31.80 > 172.16.116.128.44229: Flags [.],
>>>>>> ack 166, win 64240, length 0
>>>>>> 12:37:22.083864 IP 217.160.51.31.80 > 172.16.116.128.44229: Flags
>>>>>> [P.], seq 1:260, ack 166, win 64240, length 259
>>>>>> 12:37:22.083906 IP 172.16.116.128.44229 > 217.160.51.31.80: Flags [.],
>>>>>> ack 260, win 42081, length 0
>>>>>> 12:37:22.084118 IP 172.16.116.128.44229 > 217.160.51.31.80: Flags
>>>>>> [F.], seq 166, ack 260, win 42081, length 0
>>>>>> 12:37:22.085362 IP 217.160.51.31.80 > 172.16.116.128.44229: Flags [.],
>>>>>> ack 167, win 64239, length 0
>>>>>> 12:37:22.202741 IP 217.160.51.31.80 > 172.16.116.128.44229: Flags
>>>>>> [FP.], seq 260, ack 167, win 64239, length 0
>>>>>> 12:37:22.202786 IP 172.16.116.128.44229 > 217.160.51.31.80: Flags [.],
>>>>>> ack 261, win 42081, length 0
>>>>>>
>>>>>> I then started the two instances of pfdump using the same clusterId
>>>>>> and then replayed the 11 packets with tcpreplay:
>>>>>> sudo tcpreplay -i eth1 -M10 testmyids.pcap
>>>>>> sending out eth1
>>>>>> processing file: testmyids.pcap
>>>>>> Actual: 11 packets (1062 bytes) sent in 0.01 seconds
>>>>>> Rated: 106200.0 bps, 0.81 Mbps, 1100.00 pps
>>>>>> Statistics for network device: eth1
>>>>>> Attempted packets:         11
>>>>>> Successful packets:        11
>>>>>> Failed packets:            0
>>>>>> Retried packets (ENOBUFS): 0
>>>>>> Retried packets (EAGAIN):  0
>>>>>>
>>>>>> FIRST INSTANCE OF PFDUMP
>>>>>>
>>>>>> sudo ./pfdump -l77 -i eth1 -w instance1.pcap
>>>>>> Using PF_RING v.5.5.3
>>>>>> Capturing from eth1 [00:0C:29:5F:58:D8][ifIndex: 3]
>>>>>> # Device RX channels: 1
>>>>>> pfring_set_cluster returned 0
>>>>>> <snip>
>>>>>> 241 sec pkts 6 drop 0 bytes 500 | pkts 6 bytes 500 drop 0
>>>>>> <snip>
>>>>>>
>>>>>> tcpdump -nnr instance1.pcap
>>>>>> reading from file instance1.pcap, link-type EN10MB (Ethernet)
>>>>>> 12:38:55.886037 IP 172.16.116.128.44229 > 217.160.51.31.80: Flags [S],
>>>>>> seq 2183306783, win 42340, options [mss 1460,sackOK,TS val 13599714
>>>>>> ecr 0,nop,wscale 11], length 0
>>>>>> 12:38:55.886889 IP 172.16.116.128.44229 > 217.160.51.31.80: Flags [.],
>>>>>> ack 3354284182, win 42340, length 0
>>>>>> 12:38:55.887325 IP 217.160.51.31.80 > 172.16.116.128.44229: Flags [.],
>>>>>> ack 165, win 64240, length 0
>>>>>> 12:38:55.887986 IP 172.16.116.128.44229 > 217.160.51.31.80: Flags [.],
>>>>>> ack 260, win 42081, length 0
>>>>>> 12:38:55.888306 IP 217.160.51.31.80 > 172.16.116.128.44229: Flags [.],
>>>>>> ack 166, win 64239, length 0
>>>>>> 12:38:55.888741 IP 172.16.116.128.44229 > 217.160.51.31.80: Flags [.],
>>>>>> ack 261, win 42081, length 0
>>>>>>
>>>>>> SECOND INSTANCE OF PFDUMP
>>>>>>
>>>>>> sudo ./pfdump -l77 -i eth1 -w instance2.pcap
>>>>>> Using PF_RING v.5.5.3
>>>>>> Capturing from eth1 [00:0C:29:5F:58:D8][ifIndex: 3]
>>>>>> # Device RX channels: 1
>>>>>> pfring_set_cluster returned 0
>>>>>> <snip>
>>>>>> 16 sec pkts 5 drop 0 bytes 826 | pkts 5 bytes 826 drop 0
>>>>>> 17 sec pkts 0 drop 0 bytes 0 | pkts 5 bytes 826 drop 0
>>>>>> 18 sec pkts 0 drop 0 bytes 0 | pkts 5 bytes 826 drop 0
>>>>>> 19 sec pkts 0 drop 0 bytes 0 | pkts 5 bytes 826 drop 0
>>>>>> ^CLeaving...
>>>>>> 20 sec pkts 0 drop 0 bytes 0 | pkts 5 bytes 826 drop 0
>>>>>>
>>>>>> tcpdump -nnr instance2.pcap
>>>>>> reading from file instance2.pcap, link-type EN10MB (Ethernet)
>>>>>> 12:38:55.886499 IP 217.160.51.31.80 > 172.16.116.128.44229: Flags
>>>>>> [S.], seq 3354284181, ack 2183306784, win 64240, options [mss 1460],
>>>>>> length 0
>>>>>> 12:38:55.887129 IP 172.16.116.128.44229 > 217.160.51.31.80: Flags
>>>>>> [P.], seq 1:166, ack 1, win 42340, length 165
>>>>>> 12:38:55.887666 IP 217.160.51.31.80 > 172.16.116.128.44229: Flags
>>>>>> [P.], seq 1:260, ack 166, win 64240, length 259
>>>>>> 12:38:55.888117 IP 172.16.116.128.44229 > 217.160.51.31.80: Flags
>>>>>> [F.], seq 166, ack 260, win 42081, length 0
>>>>>> 12:38:55.888530 IP 217.160.51.31.80 > 172.16.116.128.44229: Flags
>>>>>> [FP.], seq 260, ack 167, win 64239, length 0
>>>>>>
>>>>>> As you can see, the first instance sees 6 packets and the second
>>>>>> instance sees 5 packets.  Shouldn't all 11 packets in that TCP stream
>>>>>> be sent to the same instance?
>>>>>>
>>>>>> Thanks!
>>>>>>
>>>>>> Doug
>>>>>>
>>>>>>
>>>>>> On Sun, Jun 2, 2013 at 7:11 AM, Doug Burks <[email protected]> wrote:
>>>>>>
>>>>>> Hi Luca,
>>>>>>
>>>>>> I can repeat the test with pfdump when I'm back at my computer, but is 
>>>>>> there
>>>>>> something in particular you're looking for that wasn't in the pfcount 
>>>>>> output
>>>>>> I provided?  Shouldn't all the traffic from that one TCP stream be sent 
>>>>>> to
>>>>>> one instance of pfcount?
>>>>>>
>>>>>> Thanks,
>>>>>> Doug
>>>>>>
>>>>>>
>>>>>> On Sunday, June 2, 2013, Luca Deri wrote:
>>>>>>
>>>>>>
>>>>>> Hi
>>>>>> You're right. We need to add it: you can c&p the code from pfcount in the
>>>>>> meantime
>>>>>>
>>>>>> Luca
>>>>>>
>>>>>> On Jun 2, 2013, at 1:54 AM, Doug Burks <[email protected]> wrote:
>>>>>>
>>>>>> I have pfdump now but I don't see a cluster-id option.  Did you mean
>>>>>> pfcount?  If I run 2 instances of pfcount with the same cluster-id and
>>>>>> then replay a pcap with 10 packets all belonging to the same TCP
>>>>>> stream, I get 5 packets being sent to each pfcount instance.
>>>>>> Shouldn't all 10 packets be sent to 1 instance?
>>>>>>
>>>>>> First instance:
>>>>>>
>>>>>> sudo ./pfcount -c77 -i eth1
>>>>>> <snip>
>>>>>> =========================
>>>>>> Absolute Stats: [5 pkts rcvd][5 pkts filtered][0 pkts dropped]
>>>>>> Total Pkts=5/Dropped=0.0 %
>>>>>> 5 pkts - 434 bytes [0.38 pkt/sec - 0.00 Mbit/sec]
>>>>>> =========================
>>>>>> Actual Stats: 5 pkts [1'000.75 ms][5.00 pps/0.00 Gbps]
>>>>>> =========================
>>>>>>
>>>>>> Second instance:
>>>>>>
>>>>>> sudo ./pfcount -c77 -i eth1
>>>>>> <snip>
>>>>>> =========================
>>>>>> Absolute Stats: [5 pkts rcvd][5 pkts filtered][0 pkts dropped]
>>>>>> Total Pkts=5/Dropped=0.0 %
>>>>>> 5 pkts - 834 bytes [0.62 pkt/sec - 0.00 Mbit/sec]
>>>>>> =========================
>>>>>> Actual Stats: 5 pkts [1'001.39 ms][4.99 pps/0.00 Gbps]
>>>>>> =========================
>>>>>>
>>>>>> The replayed pcap is just ten packets that result from "curl
>>>>>> testmyids.com":
>>>>>>
>>>>>> tcpdump -nnr testmyids.pcap
>>>>>> reading from file testmyids.pcap, link-type EN10MB (Ethernet)
>>>>>> 11:46:11.691648 IP 192.168.111.111.50154 > 217.160.51.31.80: Flags
>>>>>> [S], seq 3840903154, win 42340, options [mss 1460,sackOK,TS val
>>>>>> 20137183 ecr 0,nop,wscale 11], length 0
>>>>>> 11:46:11.808833 IP 217.160.51.31.80 > 192.168.111.111.50154: Flags
>>>>>> [S.], seq 2859277445, ack 3840903155, win 5840, options [mss
>>>>>> 1460,nop,wscale 7], length 0
>>>>>> 11:46:11.808854 IP 192.168.111.111.50154 > 217.160.51.31.80: Flags
>>>>>> [.], ack 1, win 21, length 0
>>>>>> 11:46:11.809083 IP 192.168.111.111.50154 > 217.160.51.31.80: Flags
>>>>>> [P.], seq 1:166, ack 1, win 21, length 165
>>>>>> 11:46:11.927518 IP 217.160.51.31.80 > 192.168.111.111.50154: Flags
>>>>>> [.], ack 166, win 54, length 0
>>>>>> 11:46:12.036708 IP 217.160.51.31.80 > 192.168.111.111.50154: Flags
>>>>>> [P.], seq 1:260, ack 166, win 54, length 259
>>>>>> 11:46:12.036956 IP 192.168.111.111.50154 > 217.160.51.31.80: Flags
>>>>>> [.], ack 260, win 21, length 0
>>>>>> 11:46:12.037206 IP 192.168.111.111.50154 > 217.160.51.31.80: Flags
>>>>>> [F.], seq 166, ack 260, win 21, length 0
>>>>>> 11:46:12.154641 IP 217.160.51.31.80 > 192.168.111.111.50154: Flags
>>>>>> [F.], seq 260, ack 167, win 54, length 0
>>>>>> 11:46:12.154888 IP 192.168.111.111.50154 > 217.160.51.31.80: Flags
>>>>>> [.], ack 261, win 21, length 0
>>>>>>
>>>>>> Any ideas?
>>>>>>
>>>>>> Thanks,
>>>>>> Doug
>>>>>>
>>>>>> On Sat, Jun 1, 2013 at 5:48 PM, Doug Burks <[email protected]> wrote:
>>>>>>
>>>>>> On Sat, Jun 1, 2013 at 10:24 AM, Luca Deri <[email protected]> wrote:
>>>>>>
>>>>>> Hi Doug
>>>>>>
>>>>>> On Jun 1, 2013, at 6:59 AM, Doug Burks <[email protected]> wrote:
>>>>>>
>>>>>> Hello all,
>>>>>>
>>>>>> I recently packaged PF_RING 5.5.3 for my Security Onion distro:
>>>>>>
>>>>>> http://securityonion.blogspot.com/2013/05/pfring-553-packages-now-available.html
>>>>>>
>>>>>> Perhaps I'm missing something, but I'm seeing some behavior I don't
>>>>>> remember seeing in 5.5.2 or previous versions of PF_RING.
>>>>>>
>>>>>> Here are my testing parameters:
>>>>>> - starting off with a good test, if I run just one instance of snort,
>>>>>> I get an alert from rule 2100498 for EACH time I run "curl
>>>>>> testmyids.com"
>>>>>> - if I increase to two instances of snort with the same cluster-id, I
>>>>>> get NO alerts when running "curl testmyids.com"
>>>>>> - if I set the daq clustermode to 2, I get NO alerts when running
>>>>>> "curl > _______________________________________________
>>>>>>
>>>>>>
>>>>>> Ntop-misc mailing list
>>>>>> [email protected]
>>>>>> http://listgateway.unipi.it/mailman/listinfo/ntop-misc
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> Ntop-misc mailing list
>>>>>> [email protected]
>>>>>> http://listgateway.unipi.it/mailman/listinfo/ntop-misc
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Doug Burks
>>>>>> http://securityonion.blogspot.com
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Doug Burks
>>>>>> http://securityonion.blogspot.com
>>>>>> _______________________________________________
>>>>>> Ntop-misc mailing list
>>>>>> [email protected]
>>>>>> http://listgateway.unipi.it/mailman/listinfo/ntop-misc
>>>>>>
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> Ntop-misc mailing list
>>>>>> [email protected]
>>>>>> http://listgateway.unipi.it/mailman/listinfo/ntop-misc
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Doug Burks
>>>>> http://securityonion.blogspot.com
>>>>> _______________________________________________
>>>>> Ntop-misc mailing list
>>>>> [email protected]
>>>>> http://listgateway.unipi.it/mailman/listinfo/ntop-misc
>>>>
>>>> _______________________________________________
>>>> Ntop-misc mailing list
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>>>
>>>
>>>
>>> --
>>> Doug Burks
>>> http://securityonion.blogspot.com
>>
>>
>>
>> --
>> Doug Burks
>> http://securityonion.blogspot.com
>> _______________________________________________
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--
Doug Burks
http://securityonion.blogspot.com
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