Hi, i don't understand why i do have the full TCP-bandwith of 32Mbit/s for incoming traffic but for outgoing there is max. 19Mbit/s TCP-bandwith possible? Both tests were processed with the same devices...
regards, Werner Am 15.07.11 13:52, schrieb Werner Detter: > Hi Ian, > >> Is that a TCP test on iperf? > Yes, that was the result of a TCP-test on iperf. > >> Try again using UDP, > I did, there I reach 32Mbit/s in both directions. > >> it may be the long fat pipe issue >> http://bradhedlund.com/2008/12/19/how-to-calculate-tcp-throughput-for-lo >> ng-distance-links/ > > Thanks, I'll check that :) > Werner > > >> Ian >> >>> -----Original Message----- >>> From: [email protected] [mailto:cisco-nsp- >>> [email protected]] On Behalf Of Werner Detter >>> Sent: 15 July 2011 11:03 >>> To: [email protected] >>> Subject: [c-nsp] PA-E3 in 7204VXR - low bandwith >>> >>> Hi everybody, >>> >>> a customer connected with a 7204VXR (NPE-225), PA-E3 has bandwith- >>> problems. The maximum outgoing TCP-throughput amounts only 15Mbit/s >>> instead of 34Mbit/s (measured with iperf from the customer-side: >>> >>> [ 5] 0.0-10.0 sec 17.4 MBytes 14.6 Mbits/sec >>> >>> Incoming bandwith is ok: >>> >>> [ 4] 0.0-10.1 sec 39.1 MBytes 32.3 Mbits/sec >>> >>> There are no rate-limits configured, there are no errors on the >> interfaces >>> itself, the 7204VXR is pretty underutilized - so everything seems fine >> from >>> that point of view. >>> >>> Any Ideas? >>> >>> Regards, >>> Werner >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> _______________________________________________ >>> cisco-nsp mailing list [email protected] >>> https://puck.nether.net/mailman/listinfo/cisco-nsp >>> archive at http://puck.nether.net/pipermail/cisco-nsp/ >> >> >> >> _______________________________________________________ >> Atos and Atos Consulting are trading names used by the Atos group. The >> following trading entities are registered in England and Wales: Atos IT >> Services UK Limited (registered number 01245534), Atos Consulting Limited >> (registered number 04312380) and Atos IT Solutions and Services Limited >> (registered number 01203466) The registered office for each is at 4 Triton >> Square, Regents Place, London, NW1 3HG. The VAT No. for each is: GB232327983 >> >> This e-mail and the documents attached are confidential and intended solely >> for the addressee, and may contain confidential or privileged information. >> If you receive this e-mail in error, you are not authorised to copy, >> disclose, use or retain it. Please notify the sender immediately and delete >> this email from your systems. As emails may be intercepted, amended or >> lost, they are not secure. Atos therefore can accept no liability for any >> errors or their content. Although Atos endeavours to maintain a virus-free >> network, we do not warrant that this transmission is virus-free and can >> accept no liability for any damages resulting from any virus transmitted. >> The risks are deemed to be accepted by everyone who communicates with Atos >> by email. >> _______________________________________________________ >> > > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ -- _______________________________________________________ transnet internet services GmbH Lilienstr. 3-5 * D-81669 Muenchen Tel. 089-48 90 33 50 * Fax 089-48 90 33 55 Werner Detter - Netmaster * www.trans.net GF Angela Wilson * Handelsregister Muenchen HRB 117614 Steuernummer: 143/187/50034 _______________________________________________________ _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
