Hi John,

We have fixed your warning, 
now you are able to override default port protocols using -p command line.

Please update your svn code and first try with the pcapReader and after with 
ntopng.

Best Regards

Filippo



On 09 Dec 2013, at 10:59, John Zhang <[email protected]> wrote:

> Thanks, Filippo.
> 
> Where is the default defined protocol list in ntopng? I cant change the port 
> used by my application, may need change the default protocol list.
> 
> Your meaning is that this warning is the root cause of my problem? and if I 
> avoid such warning, this issue can be fixed?
> 
> Thanks!
> 
> John
> 
> 
> 2013/12/9 Filippo Fontanelli <[email protected]>
> John,
> 
> Within nDPI we have defined some default protocol (port based) and then in 
> your case:
> 
> if you use the port 5355, nDPI report a warning because you are redefining 
> the port 5355 for you protocol but this port is already defined for the Link 
> local Multicast Name Resolution 
> (http://en.wikipedia.org/wiki/Link-local_Multicast_Name_Resolution).
> 
> A simply solution to your problem would be to use a different port.
> 
> I'm planning to add to the guide a list of ports that are currently defined 
> so as to avoid problems like this
> 
> Best Regards,
> Filippo
> 
> On 09 Dec 2013, at 10:18, John Zhang <[email protected]> wrote:
> 
>> Thank you, Filippo.
>> 
>> i did follow the quick start guide you mentioned to add new custom protocol, 
>> but cant detect new traffic by ntopng and pcapreader.
>> 
>> Here paste my config files and log below, FYI. Hope they are useful.
>> 1.ntopng.conf
>> cat /etc/ntopng/ntopng.conf
>> -r=localhost:6379
>> -w=3000
>> -m="172.0.0.1/8"
>> -G=/var/tmp/ntopng.pid
>> -i=eth0
>> -i=tcp://0.0.0.0:5556
>> -p=/etc/ntopng/custome.protos
>>  
>> 2. protocol file: custome.protos
>> cat /etc/ntopng/custome.protos
>> # host:"<value>",host:"<value>",.....@<subproto>
>> host:"googlesyndacation.com"@Google
>> host:"venere.com"@Veneer
>> host:"172.20.102.29"@hehe
>> # <tcp|udp>:,<tcp|udp>:,.....@
>> #tcp:81,tcp:8181@HTTP
>> #udp:5061-5062@SIP
>> #tcp:860,udp:860,tcp:3260,udp:3260@iSCSI
>> tcp:3000@ntop
>> udp:5355@T1
>> udp:3702@T2
>> udp:8612@T3
>> tcp:8888@T4
>>  
>> 3. ntopng start up log
>> ntopng /etc/ntopng/ntopng.conf
>> 08/Dec/2013 11:02:29 [Ntop.cpp:457] Setting local networks to 172.0.0.1/8
>> 08/Dec/2013 11:02:29 [AddressResolution.cpp:131] Rule '172.0.0.1'/'8'
>> [NDPI] addDefaultPort(): found duplicate for port 5355     # Maybe here?
>> 08/Dec/2013 11:02:29 [PF_RINGInterface.cpp:42] Reading packets from PF_RING 
>> v.5.6.1 interface eth0...
>> 08/Dec/2013 11:02:29 [Ntop.cpp:564] Registered interface eth0 [id: 0]
>> [NDPI] addDefaultPort(): found duplicate for port 5355     # Maybe here?
>> 08/Dec/2013 11:02:29 [Ntop.cpp:564] Registered interface 
>> [email protected]:5556 [id: 1]
>> 08/Dec/2013 11:02:29 [Utils.cpp:238] User changed to nobody
>> 08/Dec/2013 11:02:29 [main.cpp:147] PID stored in file /var/tmp/ntopng.pid
>> 08/Dec/2013 11:02:29 [HTTPserver.cpp:363] HTTP server listening on port 3000 
>> [/usr/local/share/ntopng/httpdocs][/usr/local/share/ntopng/scripts]
>> 08/Dec/2013 11:02:29 [main.cpp:179] Using RRD version 1.4.7
>> 08/Dec/2013 11:02:29 [main.cpp:188] Working directory: /var/tmp/ntopng
>> 08/Dec/2013 11:02:29 [main.cpp:190] Scripts/HTML pages directory: 
>> /usr/local/share/ntopng
>> 08/Dec/2013 11:02:29 [Ntop.cpp:161] Welcome to ntopng x86_64 v.1.1.1 (r7071) 
>> - (C) 1998-13 ntop.org
>> 08/Dec/2013 11:02:29 [Redis.cpp:46] Successfully connected to Redis 
>> localhost:6379
>> 08/Dec/2013 11:02:29 [PeriodicActivities.cpp:53] Started periodic activities 
>> loop...
>> 08/Dec/2013 11:02:29 [NetworkInterface.cpp:629] Started packet polling on 
>> interface eth0...
>> 08/Dec/2013 11:02:29 [NetworkInterface.cpp:629] Started packet polling on 
>> interface [email protected]:5556...
>> 08/Dec/2013 11:02:29 [CollectorInterface.cpp:100] Collecting flows...
>> 08/Dec/2013 11:02:29 [PeriodicActivities.cpp:91] Starting script 
>> /usr/local/share/ntopng/scripts/callbacks/second.lua
>> 
>> 
>> Thanks!
>> 
>> Best regards,
>> John
>> 
>> 2013/12/7 Filippo Fontanelli <[email protected]>
>> Hi John 
>> 
>> You can find the nDPI quick start in 
>> 
>> nDPI/doc/
>> 
>> That explain how you can add custom protocol to nDPI. 
>> 
>> 
>>> Il giorno 06/dic/2013, alle ore 16:29, John Zhang <[email protected]> ha 
>>> scritto:
>>> 
>> 
>>> Hi everyone,
>>> 
>>> 
>>> I want to add custom protocol detection to mdpi, I found the below great 
>>> guide, and followed
>>> http://www.ntop.org/ndpi/configuring-ndpi-for-custom-protocol-detection/
>>> 
>>> To add port-based protocol detection, I added the below line to the 
>>> protocol file:
>>> tcp:29000,tcp:29001@MYAP
>> 
>> This is correct
>> 
>>> 
>>> 
>>> 
>>> But ntopng cant detect any traffic of new protocol,and also testing by 
>>> pcapReader could not find.
>> 
>> Try to use the pcapreader command line with the parameter -p your.protos and 
>> the parameter -v 2 to active the verbose mode and check the flow stack
>> 
>> 
>> Filippo 
>> 
>> On 06 Dec 2013, at 16:29, John Zhang <[email protected]> wrote:
>> 
>>> Hi everyone,
>>> 
>>> 
>>> I want to add custom protocol detection to mdpi, I found the below great 
>>> guide, and followed
>>> http://www.ntop.org/ndpi/configuring-ndpi-for-custom-protocol-detection/
>>> 
>>> To add port-based protocol detection, I added the below line to the 
>>> protocol file:
>>> tcp:29000,tcp:29001@MYAPP
>>> 
>>> But ntopng cant detect any traffic of new protocol,and also testing by 
>>> pcapReader could not find.
>>> 
>>> 
>>> 
>>> 
>>> 
>>> Anything I missed, or made wrong? Please help me.
>>> 
>>> 
>>> 
>>> 
>>> 
>>> Thank you in advance!
>>> 
>>> 
>>> 
>>> 
>>> 
>>> Best regards,
>>> John
>>> 
>>> _______________________________________________
>>> Ntop-misc mailing list
>>> [email protected]
>>> http://listgateway.unipi.it/mailman/listinfo/ntop-misc
>> 
>> 
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