SSH into Dell OptiPlex 390 (Unit 2) using hostname results in connection refused

[jdrch]

• Try running ssh -vvv
• Edit /etc/hosts to add the reserved/static IP address for the Dell OptiPlex 390 (Unit 2):

192.168.0.139 DellOptiPlex390-1.lan   DellOptiPlex390-1
127.0.0.1       localhost
# 127.0.1.1       DellOptiPlex390-1.lan   DellOptiPlex390-1

# The following lines are desirable for IPv6 capable hosts
::1     localhost ip6-localhost ip6-loopback
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters

/etc/hosts changes are applied immediately upon saving.

• Add an /etc/dnsmasq.d/ entry:
  • Ensure /etc/dnsmasq.conf - if it exists - contains the line: conf-dir=/etc/dnsmasq.d
  • Create new file in /etc/dnsmasq.d/ with .conf extentsion. All files in this directory are read by dnsmasq
  • Add the following to the file: address=/DellOptiPlex390-1.lan/192.168.0.139, then save and close it
  • Run $ pihole restartdns

[jdrch]

dig usage