ODROID C1 - Page 7

2023/05/21 14:24 7/20 Wireless Access Point
ODROID Wiki - https://wiki.odroid.com/
Dec 10 01:59:06 odroid systemd[1]: Failed to start
dnsmasq - A lightweight DHCP and caching DNS server.
Processing triggers for systemd (237-3ubuntu10.9) ...
Stop the service listening port 53.
target
# Check that systemd-resolve service is listening port 53
now(127.0.0.53:53)
root@odroid:~# netstat -alnp | grep -w LISTEN
tcp
0 0
127.0.0.53:53 0.0.0.0:*
LISTEN 755/systemd-resolve
tcp
0 0
0.0.0.0:22 0.0.0.0:*
LISTEN 916/sshd
tcp
0 0
127.0.0.1:631 0.0.0.0:*
LISTEN 2616/cupsd
tcp6
0 0
:::22 :::*
LISTEN 916/sshd
tcp6
0 0
::1:631 :::*
LISTEN 2616/cupsd
# To use the 53 port, disable & stop the systemd-resolved
service
root@odroid:~# systemctl disable systemd-resolved.service
Removed /etc/systemd/system/multi-
user.target.wants/systemd-resolved.service.
Removed /etc/systemd/system/dbus-
org.freedesktop.resolve1.service.
root@odroid:~# systemctl stop systemd-resolved
# dnsmasq service enable & start
root@odroid:~# systemctl enable dnsmasq
Synchronizing state of dnsmasq.service with SysV service
script with /lib/systemd/systemd-sysv-install.
Executing: /lib/systemd/systemd-sysv-install enable
dnsmasq
root@odroid:~# systemctl start dnsmasq
# confirm dnsmasq service running
root@odroid:~# netstat -alnp | grep -w LISTEN
tcp
0 0
0.0.0.0:53 0.0.0.0:*
LISTEN 6100/dnsmasq
tcp
0 0
0.0.0.0:22 0.0.0.0:*
LISTEN 677/sshd
tcp
0 0
127.0.0.1:631 0.0.0.0:*
LISTEN 2734/cupsd
tcp6
0 0
:::53 :::*
LISTEN 6100/dnsmasq