ndt-users list created

[Peter Van Epp <>]

On Wed, Aug 23, 2006 at 05:47:05PM -0400, Richard Carlson wrote:
> Hi again Peter;
> 
> OK, I applied your patches to the http://web100.internet2.edu:7123 
> server.  Would you please check it out before I move the new tarball onto 
> the e2epi download directory?
> 
> Thanks;
> Rich
> 

        Looks to work fine:

WEB100 Enabled Statistics:
Checking for Middleboxes . . . . . . . . . . . . . . . . . .  Done
checking for firewalls . . . . . . . . . . . . . . . . . . .  Done
running 10s outbound test (client-to-server [C2S]) . . . . . 5.98Mb/s
running 10s inbound test (server-to-client [S2C]) . . . . . . 5.96Mb/s

        ------  Client System Details  ------
OS data: Name = Mac OS X, Architecture = ppc, Version = 10.3.9
Java data: Vendor = Apple Computer, Inc., Version = 1.4.2_09

        ------  Web100 Detailed Analysis  ------
100 Mbps FastEthernet link found.
Link set to Full Duplex mode
No network congestion discovered.
Good network cable(s) found
Normal duplex operation found.

Web100 reports the Round trip time = 83.87 msec; the Packet size = 1448 
Bytes; and 
No packet loss - but packets arrived out-of-order 1.56% of the time
C2S throughput test: Packet queuing detected: 1.01%
S2C throughput test: Excessive packet queuing detected: 68.73%
This connection is receiver limited 91.92% of the time.
  Increasing the the client's receive buffer (63.0 KB) will improve 
performance
This connection is network limited 7.7% of the time.

Web100 reports TCP negotiated the optional Performance Settings to: 
RFC 2018 Selective Acknowledgment: OFF
RFC 896 Nagle Algorithm: ON
RFC 3168 Explicit Congestion Notification: OFF
RFC 1323 Time Stamping: ON
RFC 1323 Window Scaling: OFF

Server 'web100.internet2.edu' is not behind a firewall. [Connection to the 
ephemeral port was successful]
Client is probably behind a firewall. [Connection to the ephemeral port 
failed]
Information: Network Middlebox is modifying MSS variable
Server IP addresses are preserved End-to-End
Client IP addresses are preserved End-to-End

Peter Van Epp / Operations and Technical Support 
Simon Fraser University, Burnaby, B.C. Canada