perfSONAR User Q&A and Other Discussion

[Aaron Brown <>]

Hey Robert,

That worked better (sorta). Is the host running a web100 kernel? As to 3002 
and 3003 being closed, that’s expected. Those ports are used for 
upload/download tests, so it’s not expected that they’d be open except when 
they’re running tests.

Cheers,
Aaron

> On May 6, 2015, at 3:31 PM, Remsik,Robert 
> <>
>  wrote:
> 
> The firewall guys opened that up now, so you should be able to try.
> When on my local lan I seemed to get the 3002, and 3003 were closed, but
> the IP tables indicated they should be open(as I understand it).
> 
> nmap [host] -p 3000-3003,7123
> Host is up (0.00065s latency).
> PORT     STATE  SERVICE
> 3000/tcp closed ppp
> 3001/tcp open   nessus
> 3002/tcp closed
> exlm-agent                                                                  
>                                                                             
>                                                                      
> 3003/tcp closed
> cgms                                                                        
>                                                                             
>                                                                      
> 7123/tcp open   unknown 
> 
> IT Tables
> ACCEPT     tcp  --  0.0.0.0/0            0.0.0.0/0           state
> NEW,ESTABLISHED tcp dpt:7123 
> ACCEPT     tcp  --  0.0.0.0/0            0.0.0.0/0           state
> NEW,ESTABLISHED tcp dpts:3001:3003 
> 
> Robert,
> 
> 
> On Wed, 2015-05-06 at 13:43 +0000, Aaron Brown wrote:
>> Hey Robert, 
>> 
>> 
>> I’m still not able to get to port 3001 from desk179.internet2.edu.
>> That aside, if port 7123 is being allowed to the world, ports 3001,
>> 3002 and 3003 need to be as well for NDT to function properly.
>> 
>> 
>> Cheers,
>> Aaron
>> 
>>> On May 5, 2015, at 12:50 PM, Remsik,Robert
>>> <>
>>>  wrote:
>>> 
>>> Okay, try again.  I've got my firewall guys to open up the IP you
>>> sent
>>> me before.
>>> 
>>> On Tue, 2015-05-05 at 12:51 +0000, Aaron Brown wrote:
>>>> Hey Robert,
>>>> 
>>>> Is there a firewall up on the host or anything? When I try to
>>>> telnet to port 3001 (the NDT server side port) on the host, it
>>>> just times out. e.g.
>>>> 
>>>>> [aaron@desk179
>>>>>  ~]$ telnet 129.82.100.205 3001
>>>>> Trying 129.82.100.205...
>>>> 
>>>> Cheers,
>>>> Aaron
>>>> 
>>>>> On May 4, 2015, at 5:30 PM, Remsik,Robert
>>>>> <>
>>>>>  wrote:
>>>>> 
>>>>> Hello!  After updating NDT to the latest version via yum I'm
>>>>> unable to
>>>>> pull any results out off of the test.  The logs seem to indicate
>>>>> an
>>>>> inability access the Tcpbw100 file, but file permissions seem to
>>>>> be fine
>>>>> from what I can see.  Does anyone know what I need to do to get
>>>>> NDT to
>>>>> run tests again?   URL://speedtest.colostate.edu:7123
>>>>> 
>>>>> Thanks in advance,
>>>>> Robert
>>>>> 
>>>>> Windows 7 with IE:
>>>>> Java - does not load test
>>>>> 
>>>>> Web Sockets:
>>>>> Runs test but returns Error 175
>>>>> /var/log/ndt $ cat fakewww_error.log
>>>>> 
>>>>> [Mon May 04 14:36:42 2015] [notice] fakewww server started (NDT
>>>>> version
>>>>> 3.7.0)
>>>>> [Mon May 04 14:36:42 2015] [notice]     port = 7123
>>>>> [Mon May 04 14:36:42 2015] [notice]     federated mode = off
>>>>> [Mon May 04 14:36:42 2015] [notice]     access log
>>>>> = /var/log/ndt/fakewww_access.log
>>>>> [Mon May 04 14:36:42 2015] [notice]     error log
>>>>> = /var/log/ndt/fakewww_error.log
>>>>> [Mon May 04 14:36:42 2015] [notice]     basedir = /usr/ndt
>>>>> [Mon May 04 14:36:42 2015] [notice]     syslog facility =
>>>>> default (128)
>>>>> [Mon May 04 14:36:42 2015] [notice]     debug level set to 0
>>>>> 
>>>>> [Mon May 04 15:15:19 2015] [error] [client 10.84.9.71]
>>>>> Permission
>>>>> denied: path not allowed: /edu/internet2/ndt/Tcpbw100.class
>>>>> [Mon May 04 15:15:19 2015] [error] [client 10.84.9.71]
>>>>> Permission
>>>>> denied: path not
>>>>> allowed: /edu/internet2/ndt/Tcpbw100/class.class
>>>>> 
>>>>> speedtest:/var/log/ndt $ locate Tcpbw100
>>>>> /usr/ndt/Tcpbw100.jar
>>>>> r-xr-xr-x   1 root root 106574 Apr 29 13:42 Tcpbw100.jar
>>>>> 
>>>>> 
>>>>> 
>>>>> Windows 7 with Firefox:
>>>>> Java - selectable but does not load test.
>>>>> Web Sockets: Just sits at dials.
>>>>> 
>>>>> Windows 7 with Chrome:
>>>>> Java - Unselectable
>>>>> Web Sockets - Just sits at dials.
>>>>> 
>>>>> 
>>>>> Fedora 21 with Firefox:
>>>>> Java - Selectable but does not run test.
>>>>> Websockets - Just sits at dials
>>>>> 
>>>>> Fedora 21 with Chrome:
>>>>> Java - Not selectable
>>>>> Websockets - just sits at dials.
>>>>> 
>>>>> 
>>>>> The base /toolkit/ site indicates it's below 4GB of memory on
>>>>> the
>>>>> website; not sure if that's related or not.
>>>>> speedtest:/var/log/ndt $ free -a
>>>>>           total       used       free     shared    buffers
>>>>> cached  available
>>>>> Mem:       1030280     982064      48216       2204      91940
>>>>> 127656          0
>>>>> -/+ buffers/cache:     762468     267812
>>>>> Swap:      2064380     107508    1956872
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> -- 
>>>>> Robert Remsik
>>>>> Academic Computing and Networking Services
>>>>> Colorado State University
>>>>> (970) 491 7120
>>>>> 
>>>> 
>>> 
>>> -- 
>>> Robert Remsik
>>> Academic Computing and Networking Services
>>> Colorado State University
>>> (970) 491 7120
>>> 
>>> 
>> 
>> 
> 
> -- 
> Robert Remsik
> Academic Computing and Networking Services
> Colorado State University
> (970) 491 7120
>