problem mezi DHCP a DDNS (delsi)

[David Hruska]

Mam problem dynamickou upravou DNS. Pouzima BIND 9.2.2 a ISP DHCP 3.0.1 Kazdy zvlast pracuje dobre, ale kdyz DHCP prideli IP adresu BIND se o tom nedozvi Chybova hlaska je vzdy stejna 
Dec 14 09:32:12 linux dhcpd: Unable to add forward map from picus.diablo.cz to 172.20.162.250: timed out 

jednu chvilimi to fungovalo, ale experimentoval jsem dal a pak uz jsem to nebyl schopen vratit zpet. prikladam i konfiguraci DHCP A BINDu 

DHCP 

option domain-name "diablo.cz"; 

option domain-name-servers linux.diablo.cz; 


default-lease-time 600; 

max-lease-time 7200; 

ddns-update-style interim; ddns-updates on; 

ddns-domainname "diablo.cz"; 

authoritative; 

log-facility local7; 

subnet 172.20.162.0 netmask 255.255.255.0 { 

    range 172.20.162.100 172.20.162.250; 

    option domain-name-servers linux.diablo.cz; 

    option domain-name "diablo.cz"; 

    option routers 172.20.162.5; 

    option broadcast-address 172.20.162.255; 

    default-lease-time 60; 

    max-lease-time 7200; 

    zone diablo.cz. { 

        primary 127.0.0.1;

   } 

zone 172.20.162.in-addr.arpa. { 

primary 127.0.0.1; 

} 

allow unknown-clients; 

} 

BIND 

options { 

directory "/var/lib/named"; 

cleaning-interval 120; 

statistics-interval 0; 

notify no; 

}; 

logging { 

channel update_debug { 

file "/var/log/update-debug.log"; 

severity debug 3; 

print-category yes; 

print-severity yes; 

print-time yes; 

}; 

channel security_info { 

file "/var/log/named-auth.info"; 

severity info; 

print-category yes; 

print-severity yes; 

print-time yes; 

}; 

category update { 

update_debug; 

}; 

category security { 

security_info; 

}; 

}; 

zone "localhost" in { 

type master; 

file "localhost.zone"; 

}; 

zone "0.0.127.in-addr.arpa" in { 

type master; 

file "127.0.0.zone"; 

}; 

zone "." in { 

type hint; 

file "root.hint"; 

}; 

# You can insert further zone records for your own domains below. 

zone "diablo.cz" { 

type master; 

file "diablo.cz.hosts"; 

allow-update { 

127.0.0.1; 

}; 

}; 

zone "162.20.172.in-addr.arpa" { 

type master; 

file "172.20.162.rev"; 

allow-update { 127.0.0.1; }; 

};