DHCP server stores the hostnames to offer services like DNS. Hostname is also a part of DHCPREQUEST (standardized as code 12 by IETF) which a DHCP client (Android device in our case) makes to DHCP server (WiFi router) to get an IP address assigned. from /etc/hostname on Linux based systems. “Hostname is used to easily identify and remember hosts connected to a network. When I wanted to configure a hostname to the device I found out with the latest version. Then I found this thread which was more what I was looking for, which tells me how the name is retrieved … “DHCP Snooping”.Īlright, so taking a look at the DHCP server, I noticed it was indeed empty names on the IPs that were given out.ĭidn’t take me long to determine that it was Android devices. Searching I found this one, but it was after an update, I did not update the software. I noticed this recently, that the UniFi management interface would show some clients as just their mac addresses instead of the host names like most other devices.
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