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Today's Topics:
1. Re: dhcp server with multiple interfaces (Louis Garcia)
----------------------------------------------------------------------
Message: 1
Date: Sat, 17 Aug 2019 15:26:33 -0400
From: Louis Garcia <louisg...@gmail.com>
To: Users of ISC DHCP <dhcp-users@lists.isc.org>
Subject: Re: dhcp server with multiple interfaces
Message-ID:
<CAFiZx5y36Rw_EtB+WmKpj7t41G72jBAV6MVO3ydBss4je=q...@mail.gmail.com>
Content-Type: text/plain; charset="utf-8"
I have been using /etc/sysconfig/dhcpd to restrict dhcpd to certain
interfaces not knowing this file was not used anymore. With
/etc/sysconfig/dhcpd clear I get the desired behavior.
dhcpd[2175]: Internet Systems Consortium DHCP Server 4.3.6
dhcpd[2175]: Copyright 2004-2017 Internet Systems Consortium.
dhcpd[2175]: All rights reserved.
dhcpd[2175]: For info, please visit https://www.isc.org/software/dhcp/
dhcpd[2175]: ldap_gssapi_principal is not set,GSSAPI Authentication
for LDAP will not be us>
dhcpd[2175]: Not searching LDAP since ldap-server, ldap-port and
ldap-base-dn were not spec>
dhcpd[2175]: Config file: /etc/dhcp/dhcpd.conf
dhcpd[2175]: Database file: /var/lib/dhcpd/dhcpd.leases
dhcpd[2175]: PID file: /var/run/dhcpd.pid
dhcpd[2175]: Source compiled to use binary-leases
dhcpd[2175]: Wrote 2 leases to leases file.
dhcpd[2175]:
dhcpd[2175]: No subnet declaration for enp4s0 (no IPv4 addresses).
dhcpd[2175]: ** Ignoring requests on enp4s0. If this is not what
dhcpd[2175]: you want, please write a subnet declaration
dhcpd[2175]: in your dhcpd.conf file for the network segment
dhcpd[2175]: to which interface enp4s0 is attached. **
dhcpd[2175]:
dhcpd[2175]: Listening on LPF/enp3s0/00:ec:ac:cd:65:14/192.168.1.0/24
dhcpd[2175]: Sending on LPF/enp3s0/00:ec:ac:cd:65:14/192.168.1.0/24
dhcpd[2175]: Listening on LPF/enp2s0/00:ec:ac:cd:65:13/172.16.0.0/16
dhcpd[2175]: Sending on LPF/enp2s0/00:ec:ac:cd:65:13/172.16.0.0/16
dhcpd[2175]:
dhcpd[2175]: No subnet declaration for enp1s0 (24.51.220.122).
dhcpd[2175]: ** Ignoring requests on enp1s0. If this is not what
dhcpd[2175]: you want, please write a subnet declaration
dhcpd[2175]: in your dhcpd.conf file for the network segment
dhcpd[2175]: to which interface enp1s0 is attached. **
On Fri, Aug 16, 2019 at 3:28 PM Simon Hobson <dh...@thehobsons.co.uk> wrote:
> Bob Harold <rharo...@umich.edu> wrote:
>
> > Next, it might complain about 24.51.220.94/21 on enp1s0. Try adding:
> >
> > subnet 24.51.220.94 netmask 255.255.248.0 {
> > };
>
> Or configure the daemon to only listen on the interfaces it serves. Given
> that enp1s0 is the internet facing interface, not listeing on it would be
> good security practice.
>
> _______________________________________________
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> dhcp-users@lists.isc.org
> https://lists.isc.org/mailman/listinfo/dhcp-users
>
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