Blocking port 135?

Bruce Pinsky bep at whack.org
Fri Aug 1 19:30:50 UTC 2003


Bob German wrote:

> 
> Absolutely.  All of the NetBIOS ports: 135, 137, 138, 139, 445.  
> 

And filtering 445 in the outbound direction to prevent attacks from the inside 
out is probably prudent as well.

=========
bep




More information about the NANOG mailing list