Port 2446 (bues-service, bues_service)

IANA assigns port 2446 to bues-service, bues_service: bues_service IANA assigned this well-formed service name as a replacement for "bues_service"..

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference

bues-service TCP bues_service IANA assigned this well-formed service name as a replacement for "bues_service". Leonhard Diekmann -

bues_service TCP bues_service
This entry is an alias to "bues-service". This entry is now historic, not usable for use with many common service discovery mechanisms. Leonhard Diekmann -

bues-service UDP bues_service IANA assigned this well-formed service name as a replacement for "bues_service". Leonhard Diekmann -

bues_service UDP bues_service
This entry is an alias to "bues-service". This entry is now historic, not usable for use with many common service discovery mechanisms. Leonhard Diekmann -

Check what is listening on port 2446

Linux: is anything listening on TCP 2446?

sudo ss -tlnp 'sport = :2446'

Linux: UDP 2446

sudo ss -ulnp 'sport = :2446'

Linux / macOS: which process owns the port

sudo lsof -nP -i :2446

Older Linux / BSD (net-tools)

sudo netstat -tlnp | grep ':2446 '

Windows (Command Prompt)

netstat -ano | findstr :2446

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 2446 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine

nc -vz -w 5 HOST 2446

From Windows

Test-NetConnection HOST -Port 2446

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

nc -vzu -w 5 HOST 2446

Block port 2446 in the firewall

ufw

sudo ufw deny 2446/tcp

iptables

sudo iptables -A INPUT -p tcp --dport 2446 -j DROP

nftables

sudo nft add rule inet filter input tcp dport 2446 drop

Windows Firewall

New-NetFirewallRule -DisplayName 'Block TCP 2446' -Direction Inbound -Protocol TCP -LocalPort 2446 -Action Block

ufw

sudo ufw deny 2446/udp