Isc-dhcp-server--error: No subnet declaration (no IPv4 addresses).
来自三线的随记
Environment informations:
root@devBoard:/etc/default# cat /etc/issue && uname -a && cat /proc/version Ubuntu 16.04.3 LTS \n \l Linux devBoard 3.10.65 #55 SMP PREEMPT Fri Nov 18 16:17:28 CST 2016 aarch64 aarch64 aarch64 GNU/Linux Linux version 3.10.65 (orange@orange-All-Series) (gcc version 4.9.3 20150113 (prerelease) (Linaro GCC 4.9-2015.01-3) ) #55 SMP PREEMPT Fri Nov 18 16:17:28 CST 2016
error logs:
Jan 30 18:39:14 devBoard systemd[1]: Started ISC DHCP IPv4 server. Jan 30 18:39:14 devBoard dhcpd[12973]: Internet Systems Consortium DHCP Server 4.3.3 Jan 30 18:39:14 devBoard sh[12973]: Internet Systems Consortium DHCP Server 4.3.3 Jan 30 18:39:14 devBoard dhcpd[12973]: Copyright 2004-2015 Internet Systems Consortium. Jan 30 18:39:14 devBoard dhcpd[12973]: All rights reserved. Jan 30 18:39:14 devBoard sh[12973]: Copyright 2004-2015 Internet Systems Consortium. Jan 30 18:39:14 devBoard sh[12973]: All rights reserved. Jan 30 18:39:14 devBoard sh[12973]: For info, please visit https://www.isc.org/software/dhcp/ Jan 30 18:39:14 devBoard dhcpd[12973]: For info, please visit https://www.isc.org/software/dhcp/ Jan 30 18:39:14 devBoard dhcpd[12973]: Config file: /etc/dhcp/dhcpd.conf Jan 30 18:39:14 devBoard sh[12973]: Config file: /etc/dhcp/dhcpd.conf Jan 30 18:39:14 devBoard sh[12973]: Database file: /var/lib/dhcp/dhcpd.leases Jan 30 18:39:14 devBoard sh[12973]: PID file: /run/dhcp-server/dhcpd.pid Jan 30 18:39:14 devBoard dhcpd[12973]: Database file: /var/lib/dhcp/dhcpd.leases Jan 30 18:39:14 devBoard sh[12973]: Wrote 5 leases to leases file. Jan 30 18:39:14 devBoard dhcpd[12973]: PID file: /run/dhcp-server/dhcpd.pid Jan 30 18:39:14 devBoard dhcpd[12973]: Internet Systems Consortium DHCP Server 4.3.3 Jan 30 18:39:14 devBoard dhcpd[12973]: Copyright 2004-2015 Internet Systems Consortium. Jan 30 18:39:14 devBoard dhcpd[12973]: All rights reserved. Jan 30 18:39:14 devBoard dhcpd[12973]: For info, please visit https://www.isc.org/software/dhcp/ Jan 30 18:39:14 devBoard dhcpd[12973]: Wrote 5 leases to leases file. Jan 30 18:39:14 devBoard dhcpd[12973]: Jan 30 18:39:14 devBoard dhcpd[12973]: No subnet declaration for enx00e04c36033d (no IPv4 addresses). Jan 30 18:39:14 devBoard sh[12973]: No subnet declaration for enx00e04c36033d (no IPv4 addresses). Jan 30 18:39:14 devBoard sh[12973]: ** Ignoring requests on enx00e04c36033d. If this is not what Jan 30 18:39:14 devBoard sh[12973]: you want, please write a subnet declaration Jan 30 18:39:14 devBoard sh[12973]: in your dhcpd.conf file for the network segment Jan 30 18:39:14 devBoard sh[12973]: to which interface enx00e04c36033d is attached. ** Jan 30 18:39:14 devBoard sh[12973]: Not configured to listen on any interfaces! Jan 30 18:39:14 devBoard sh[12973]: If you think you have received this message due to a bug rather Jan 30 18:39:14 devBoard sh[12973]: than a configuration issue please read the section on submitting Jan 30 18:39:14 devBoard sh[12973]: bugs on either our web page at www.isc.org or in the README file Jan 30 18:39:14 devBoard sh[12973]: before submitting a bug. These pages explain the proper Jan 30 18:39:14 devBoard sh[12973]: process and the information we find helpful for debugging.. Jan 30 18:39:14 devBoard sh[12973]: exiting. Jan 30 18:39:14 devBoard dhcpd[12973]: ** Ignoring requests on enx00e04c36033d. If this is not what Jan 30 18:39:14 devBoard systemd[1]: isc-dhcp-server.service: Main process exited, code=exited, status=1/FAILURE Jan 30 18:39:14 devBoard dhcpd[12973]: you want, please write a subnet declaration Jan 30 18:39:14 devBoard systemd[1]: isc-dhcp-server.service: Unit entered failed state. Jan 30 18:39:14 devBoard dhcpd[12973]: in your dhcpd.conf file for the network segment Jan 30 18:39:14 devBoard systemd[1]: isc-dhcp-server.service: Failed with result 'exit-code'. Jan 30 18:39:14 devBoard dhcpd[12973]: to which interface enx00e04c36033d is attached. ** Jan 30 18:39:14 devBoard dhcpd[12973]: Jan 30 18:39:14 devBoard dhcpd[12973]: Jan 30 18:39:14 devBoard dhcpd[12973]: Not configured to listen on any interfaces! Jan 30 18:39:14 devBoard dhcpd[12973]: Jan 30 18:39:14 devBoard dhcpd[12973]: If you think you have received this message due to a bug rather Jan 30 18:39:14 devBoard dhcpd[12973]: than a configuration issue please read the section on submitting Jan 30 18:39:14 devBoard dhcpd[12973]: bugs on either our web page at www.isc.org or in the README file Jan 30 18:39:14 devBoard dhcpd[12973]: before submitting a bug. These pages explain the proper Jan 30 18:39:14 devBoard dhcpd[12973]: process and the information we find helpful for debugging.. Jan 30 18:39:14 devBoard dhcpd[12973]: Jan 30 18:39:14 devBoard dhcpd[12973]: exiting.
Key informations:
No subnet declaration for enx00e04c36033d (no IPv4 addresses).
reason
root@devBoard:/etc/default# cat isc-dhcp-server # Defaults for isc-dhcp-server initscript # sourced by /etc/init.d/isc-dhcp-server # installed at /etc/default/isc-dhcp-server by the maintainer scripts # # This is a POSIX shell fragment # # Path to dhcpd's config file (default: /etc/dhcp/dhcpd.conf). #DHCPD_CONF=/etc/dhcp/dhcpd.conf # Path to dhcpd's PID file (default: /var/run/dhcpd.pid). #DHCPD_PID=/var/run/dhcpd.pid # Additional options to start dhcpd with. # Don't use options -cf or -pf here; use DHCPD_CONF/ DHCPD_PID instead #OPTIONS="" # On what interfaces should the DHCP server (dhcpd) serve DHCP requests? # Separate multiple interfaces with spaces, e.g. "eth0 eth1". INTERFACES="enx00e04c36033d"