Duplicate IP

rk6171485 · ‎04-26-2023

IPv4: Duplicate IPv4 address 192.168.47.253 is detected on VLAN 40 with a MAC address of 3ca82a-310b00 (2 times in
60 seconds).

kindly provide the best solution

marce1000 · ‎04-26-2023

- Track down the offending mac address by examining mac address tables on switches , start with the core , according to https://macaddress.io/ , the offending mac address belongs to an HP computer ,

M.

-- Each morning when I wake up and look into the mirror I always say ' Why am I so brilliant ? '
When the mirror will then always repond to me with ' The only thing that exceeds your brilliance is your beauty! '

Joseph W. Doherty · ‎04-27-2023

"offending mac address belongs to an HP computer"

True, assuming LAA isn't being used (which is probably the case).

If a HP computer, possible a server with a hard coded IP and most user hosts get their IPs via DHCP, which tries to insure this doesn't happen for DHCP allocated IPs.