TID: FMail-lnx64 2.1.0.18-B20170815   
   RFC-X-No-Archive: Yes   
   TZUTC: 0200   
   CHRS: UTF-8 2   
   PID: GED+LNX 1.1.5-b20161221   
   MSGID: 2:280/464 609aaf5f   
   REPLY: 16.fidonet_binkd@1:142/103 24ffd4fb   
   * Originally in BINKD   
   * Crossposted in INTERNET   
   * Crossposted in TCPIP   
      
   Hi Brian,   
      
   On 2021-05-11 11:11:00, you wrote to Dumas Walker:   
      
    DW>> How would you format it if you want to drop a whole range or block of   
    DW>> IP addresses?   
      
    BR> I made a utilty for myself which I call "ipblock". It handles whatever   
    BR> string I wish to enter whether it's IPv4 or IPv6, a single IP or a block.   
    BR> It writes to a file called /etc/blocked.ips which is then called upon   
    BR> bootup as part of my firewalling. In doing a whole block enter in the cidr   
    BR> shorthand. Ex:   
    BR> /sbin/iptables -I INPUT -s 49.7.0.0/16 -j ROP   
    BR> /sbin/iptables -I OUTPUT -d 49.7.0.0/16 -j DROP   
    BR> /sbin/iptables -I FORWARD -s 49.7.0.0/16 -j DROP   
      
    BR> This filters a scanbot block from my box. :)   
      
    BR> Further questions, feel free to netmail me as this really isn't Bink   
    BR> information. I'll be  happy to try and answer.   
      
   Or take it to the INTERNET and/or TCPIP areas, so we can all learn! ;)   
      
    BR> You can also add logging and such if you desire. I don't feel that if   
    BR> I'm denying a block that I need to see my work did the job I   
    BR> programmed it to do though.   
      
      
   Bye, Wilfred.   
   --- FMail-lnx64 2.1.0.18-B20170815   
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