Linux DHCP Server: Difference between revisions
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| Line 29: | Line 29: | ||
broadcast 172.16.31.255 | broadcast 172.16.31.255 | ||
This is because the interface set for DHCP does have the subnet defined in a declaration statement in dhcp.conf. At the very least declare the subnet even if you do not plan on serving DHCP to that particular subnet. | This is because the interface set for DHCP does have the subnet defined in a declaration statement in dhcp.conf. | ||
At the very least declare the subnet even if you do not plan on serving DHCP to that particular subnet. | |||
subnet 172.16.31.0 netmask 255.255.255.0 { | subnet 172.16.31.0 netmask 255.255.255.0 { | ||
} | } | ||
Revision as of 19:11, 14 March 2015
Errors
interface name too long
dhcpd -t /etc/dhcp/dhcpd.conf
/etc/dhcp/dhcpd.conf: interface name too long (is 20)
dhcpd -t /etc/default/isc-dhcp-server
/etc/default/isc-dhcp-server: interface name too long (is 28)
tail -f /var/log/message
Mar 14 19:50:49 server dhcpd: No subnet declaration for eth1 (172.16.31.254). Mar 14 19:50:49 server dhcpd: ** Ignoring requests on eth1. If this is not what Mar 14 19:50:49 server dhcpd: you want, please write a subnet declaration Mar 14 19:50:49 server dhcpd: in your dhcpd.conf file for the network segment Mar 14 19:50:49 server dhcpd: to which interface eth1 is attached. ** Mar 14 19:50:49 server dhcpd: Mar 14 19:50:49 server dhcpd: Mar 14 19:50:49 server dhcpd: Not configured to listen on any interfaces!
cat /etc/network/interfaces
~
# To Router Interface
auto eth1
iface eth1 inet static
address 172.16.31.254
netmask 255.255.255.0
network 172.16.31.0
broadcast 172.16.31.255
This is because the interface set for DHCP does have the subnet defined in a declaration statement in dhcp.conf. At the very least declare the subnet even if you do not plan on serving DHCP to that particular subnet.
subnet 172.16.31.0 netmask 255.255.255.0 {
}
