low speed connection between 2970 against 2 2950 switches

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Aug 8th, 2008
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Dear all,


I need help in order to find out way when i run a test iperf.exe betwwen 2 pc's that connects one to switch A 2950 and the other connects to switchB 2950 and boths switches are connected to 2970, with up link on trunk ports at 1000 mbits and full duplex , and i getting rates about 2.5mbits por seconds , means to low.

here my actual config on port of each switches:


Im attaching .txt with actual configs


Core switch 2970

interface Giga 0/1 - Switch 2950A gigaport 0/1

interface giga 0/2 - switch 2950B gigaport 0/1


Switch A

interface fe 0/39 PC1


switchB

interface fe 0/39 PC2


hope this helps




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Sebastian Helmer Thu, 08/14/2008 - 10:07
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I'm not really sure if the attached config is the right one ;-), but I have an idea. We have trouble when the port is fixed to 100/Full for example and the PC card is auto-deteced. Because the autonegotiation process is not working and the connections is really but and maybe not working.


Sebastian

diegomirner Thu, 08/14/2008 - 23:06
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Well , finaly i have found the solution updating the ios.

thanks anyways


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