options {
	directory "/var/cache/bind";

	// If there is a firewall between you and nameservers you want
	// to talk to, you may need to fix the firewall to allow multiple
	// ports to talk.  See http://www.kb.cert.org/vuls/id/800113

	// If your ISP provided one or more IP addresses for stable 
	// nameservers, you probably want to use them as forwarders.  
	// Uncomment the following block, and insert the addresses replacing 
	// the all-0's placeholder.

	// forwarders {
	// 	0.0.0.0;
	// };

	//========================================================================
	// If BIND logs error messages about the root key being expired,
	// you will need to update your keys.  See https://www.isc.org/bind-keys
	//========================================================================
	dnssec-validation auto;

	listen-on-v6 { any; };
};

logging {
        channel transfers {
            file "/var/log/bind/transfers" versions 3 size 10M;
            print-time yes;
            severity info;
        };
        channel notify {
            file "/var/log/bind/notify" versions 3 size 10M;
            print-time yes;
            severity info;
        };
        channel dnssec {
            file "/var/log/bind/dnssec" versions 3 size 10M;
            print-time yes;
            severity info;
        };
        channel query {
            file "/var/log/bind/query" versions 5 size 10M;
            print-time yes;
            severity info;
        };
        channel general {
            file "/var/log/bind/general" versions 3 size 10M;
        print-time yes;
        severity info;
        };
    channel slog {
        syslog security;
        severity info;
    };
        category xfer-out { transfers; slog; };
        category xfer-in { transfers; slog; };
        category notify { notify; };

        category lame-servers { general; };
        category config { general; };
        category default { general; };
        category security { general; slog; };
        category dnssec { dnssec; };

        // category queries { query; };
};