Avahi daemon configuration file location and settings

sudo apt install avahi-daemon avahi-utils

sudo find -xdev -name avahi

./etc/avahi

./usr/share/avahi

./usr/lib/i386-linux-gnu/avahi

./usr/lib/x86_64-linux-gnu/avahi

sudo touch /etc/avahi/services/smb.service

sudo nano /etc/avahi/services/smb.service

<?xml version="1.0" standalone='no'?>

<!DOCTYPE service-group SYSTEM "avahi-service.dtd">

<service-group>

 <name replace-wildcards="yes">%h</name>

 <service>

   <type>_smb._tcp</type>

   <port>445</port>

 </service>

 <service>

   <type>_device-info._tcp</type>

   <port>0</port>

   <txt-record>model=RackMac</txt-record>

 </service>

</service-group>

sudo systemctl restart avahi-daemon.service

sudo service avahi-daemon status