perfSONAR User Q&A and Other Discussion

[Mark Maciolek <>]

hi,

Started ndt on nautilus.sr.unh.edu and the results change.

web100clt -n nautilus.sr.unh.edu -p 3001
Testing network path for configuration and performance problems  --  Using IPv4 address
Checking for Middleboxes . . . . . . . . . . . . . . . . . .  Done
checking for firewalls . . . . . . . . . . . . . . . . . . .  Failed to connect: Connection refused
No sockets could be created that match requirements.
Done
running 10s outbound test (client to server) . . . . .  858.17 Mb/s
running 10s inbound test (server to client) . . . . . . 646.92 Mb/s
sending meta information to server . . . . . Done
The slowest link in the end-to-end path is a 1.0 Gbps Gigabit Ethernet subnet
Information: Other network traffic is congesting the link
Server 'nautilus.sr.unh.edu' is probably behind a firewall. [Connection to the ephemeral port failed]
Client is not behind a firewall. [Connection to the ephemeral port was successful]
Packet size is preserved End-to-End
Information: Network Address Translation (NAT) box is modifying the Server's IP address
        Server says [::ffff:132.177.242.30] but Client says [ 132.177.242.30]
Information: Network Address Translation (NAT) box is modifying the Client's IP address
        Server says [::ffff:132.177.240.91] but Client says [ 132.177.240.91]
[root@perf-test ~]#

On 2/11/2015 8:22 PM, Nicholas F Turi wrote:

I am getting the following error message when I am trying to test with web100ctl:

[root@perf-test ~]# web100clt -n nautilus.sr.unh.edu -p 3001

Testing network path for configuration and performance problems  --  Failed toonnect: Connection refused

No sockets could be created that match requirements.

Any ideas?

Thanks.

Nick

-- 

Mark Maciolek
Network Administrator
Morse Hall Room 339
603-862-3050
https://www.unh.edu/research/support-units/research-computing-center