Posted by
Sean McMurray on
Jun 02, 2015; 9:44pm
URL: http://isc-dhcp-users.193.s1.nabble.com/dhcpd-doesn-t-acknowledge-dhcp-requests-tp124p126.html
On 06/02/2015 02:33 PM, Peter Rathlev wrote:
> On Tue, 2015-06-02 at 13:06 -0700, Sean McMurray wrote:
>> I have a dhcp server that won't give out leases and doesn't
>> acknowledge DHCPDISCOVERs.
>>
>> I see the requests come in with tcpdump, but the daemon doesn't log
>> them and doesn't respond.
> Just guessing but I'm thinking either a firewall (e.g. iptables) could
> be blocking the traffic or the daemon is not listening to broadcasts,
> i.e. compiled with --enable-use-sockets or similar.
The firewall has port 67 open. The daemon is the stock package on centos7.
>
>> >ss -anlp | grep ':67'
>> tcp UNCONN 0 0 *:67 *:*
>> users:(("dhcpd",21614,9))
> Does it really say TCP there? That's a little strange for a DHCP server.
> I'd expect it to have an entry for "raw" and one for "udp".
>
That's a copy/paste. That's really what it says.
_______________________________________________
dhcp-users mailing list
[hidden email]
https://lists.isc.org/mailman/listinfo/dhcp-users