MRTG will monitor the port usage and draw nice html graphs. It's free and widely used and I recommend it.
Looking at the CPU (show proc) will not tell you much about the traffic levels, just how much house-keeping the switch is doing.
Using the (show cont switch) on a 3550 will give some hex...
And what out for the driver version of the NC series nic.
http://www.cisco.com/warp/public/788/AVVID/nic_align_error.html
Get the network people to hard-set the switch port speed and duplex.
Server Load Balancing can provide additional bandwidth in some situations and no extra bandwidth in others.
SLB uses a simple function of the destination mac address to determine which of the available ethernets to use. If the server is talking to lots of nics, the load is spread across the...
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