[CentOS] Need help with an odd issue I am experiencing

[Joseph L. Casale]

>I have a server with dual nic's running centos 5.2 1 nic connects to the
>cable modem, which has 15m d and 2m up, but speed tests barely come back at
>5mb down including road runner's internal speed test. I hook up my laptop to
>the same modem, same port, using the same cable and I get 17mb down. I have
>ruled out iptables, nics (because same result on both nics), cables, cable
>modem(with a brighthouse rep) any suggestions would be greatly appreciated.
>Thanks.

So I gather the nics aren't teamed from your wording, maybe MTU is set sub
optimal for your particular ISP? What OS on your laptop? Wrong MTU can have
a significant effect such as this.

jlc