[CentOS-mirror] Please remove from mirror list: mirrors.bigtennetwork.com/CentOS

Nick Olsen Nick at 141networks.com
Thu Jan 21 20:37:44 UTC 2010

If I were you, I'd drop the whole class C like
Should drop the traffic no problem, They can't have to many addresses. 
Even if you drop a handfull of class C's

On 1/21/2010 3:06 PM, Scott Adametz wrote:
> All,
> Due to an inordinate amount of Chinese based traffic from only a 
> handful of IP addresses (over 145 TB transferred to just *12* IP 
> addresses in only 15 days since we started hosting the mirror) we are 
> forced to cease our participation in the CentOS mirror project.
> In our research before deciding to offer our support we were told to 
> expect a sustained 3-5 Mbit/s of mirror traffic.  In reality, and from 
> only a handful of IPs, we regularly push over 200Mbit/s on our 
> 300Mbit/s line.  Each of the abusive IPs downloads the same DVD iso 
> files over and over thousands of times.  We have tried blocking the 
> abusive IPs only to see another IP with a sequentially increased last 
> octet take its place.  Whether this is an outright attack or just an 
> unfortunate coincidence matters not.
> Regretfully, I must ask that we be delisted from the mirror list 
> asap.  Once our links are down, we will shut down the server.
> At some point in the future we may decide to participate again but for 
> now, we cannot justify the inordinate bandwidth use.
> *Scott Adametz*
> /Systems Engineer/
> Big Ten Network
> 600 W Chicago Ave.
> Chicago, IL 60654
> scott.adametz at bigtennetwork.com <mailto:scott.adametz at bigtennetwork.com>
> O:312.665.0787   C:708.214.4232
> _______________________________________________
> CentOS-mirror mailing list
> CentOS-mirror at centos.org
> http://lists.centos.org/mailman/listinfo/centos-mirror
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