<!DOCTYPE html><html><head><title></title><style type="text/css">p.MsoNormal,p.MsoNoSpacing{margin:0}</style></head><body><div>Hi,<br></div><div><br></div><div>It does seem to happen to the same client IPs. Thank you for pointing me into that direction! I can't reproduce it either from my local machines.</div><div><br></div><div>On Sun, Apr 11, 2021, at 7:56 AM, brent s. via arch-mirrors wrote:<br></div><blockquote type="cite" id="qt" style=""><div>On 4/10/21 3:27 AM, Easy Lee via arch-mirrors wrote:<br></div><div>> Hi everyone,<br></div><div>> <br></div><div>> I noticed something strange going on with rsyncd on my mirror but I am not sure if it is an actual issue on my end. Someone able to give advice?<br></div><div>> <br></div><div>(SNIP)<br></div><div><br></div><div>Does this always occur with the same client IP? If so, it sounds like an<br></div><div>issue with that client's networking. Namely either a faulty line or,<br></div><div>more likely a forged RST. The latter occurs in a good amount of<br></div><div>corporate firewalls, particularly to manage bandwidth quota-ing (and<br></div><div>happens to be the preferred method the "Great Firewall of China", a.k.a.<br></div><div>the firewall component of China's Golden Shield Project, uses to sever<br></div><div>connections).<br></div><div><br></div><div>That'd be my guess, though, and first step - determine if it's always<br></div><div>the same client address or ASN registration.<br></div><div><br></div><div>-- <br></div><div>brent saner<br></div><div><a href="https://square-r00t.net/">https://square-r00t.net/</a><br></div><div>GPG info: <a href="https://square-r00t.net/gpg-info">https://square-r00t.net/gpg-info</a><br></div><div><br></div></blockquote><div><br></div></body></html>