Port 1067 (instl-boots, instl_boots)

IANA assigns port 1067 to instl-boots, instl_boots: Installation Bootstrap Proto. Serv. IANA assigned this well-formed service name as a replacement for "instl_boots"..

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference

instl-boots TCP Installation Bootstrap Proto. Serv. IANA assigned this well-formed service name as a replacement for "instl_boots". - -

instl_boots TCP Installation Bootstrap Proto. Serv.
This entry is an alias to "instl-boots". This entry is now historic, not usable for use with many common service discovery mechanisms. - -

instl-boots UDP Installation Bootstrap Proto. Serv. IANA assigned this well-formed service name as a replacement for "instl_boots". - -

instl_boots UDP Installation Bootstrap Proto. Serv.
This entry is an alias to "instl-boots". This entry is now historic, not usable for use with many common service discovery mechanisms. - -

Check what is listening on port 1067

Linux: is anything listening on TCP 1067?

sudo ss -tlnp 'sport = :1067'

Linux: UDP 1067

sudo ss -ulnp 'sport = :1067'

Linux / macOS: which process owns the port

sudo lsof -nP -i :1067

Older Linux / BSD (net-tools)

sudo netstat -tlnp | grep ':1067 '

Windows (Command Prompt)

netstat -ano | findstr :1067

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 1067 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine

nc -vz -w 5 HOST 1067

From Windows

Test-NetConnection HOST -Port 1067

UDP probe (no reply does not prove it is closed)

nc -vzu -w 5 HOST 1067

Block port 1067 in the firewall

ufw

sudo ufw deny 1067/tcp

iptables

sudo iptables -A INPUT -p tcp --dport 1067 -j DROP

nftables

sudo nft add rule inet filter input tcp dport 1067 drop

Windows Firewall

New-NetFirewallRule -DisplayName 'Block TCP 1067' -Direction Inbound -Protocol TCP -LocalPort 1067 -Action Block

ufw

sudo ufw deny 1067/udp