Port 6507 (bdir-priv, bdir_priv)

IANA assigns port 6507 to bdir-priv, bdir_priv: BoKS Dir Server, Private Port IANA assigned this well-formed service name as a replacement for "bdir_priv"..

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference

bdir-priv TCP BoKS Dir Server, Private Port IANA assigned this well-formed service name as a replacement for "bdir_priv". Magnus Nystrom -

bdir_priv TCP BoKS Dir Server, Private Port
This entry is an alias to "bdir-priv". This entry is now historic, not usable for use with many common service discovery mechanisms. Magnus Nystrom -

bdir-priv UDP BoKS Dir Server, Private Port IANA assigned this well-formed service name as a replacement for "bdir_priv". Magnus Nystrom -

bdir_priv UDP BoKS Dir Server, Private Port
This entry is an alias to "bdir-priv". This entry is now historic, not usable for use with many common service discovery mechanisms. Magnus Nystrom -

Check what is listening on port 6507

Linux: is anything listening on TCP 6507?

sudo ss -tlnp 'sport = :6507'

Linux: UDP 6507

sudo ss -ulnp 'sport = :6507'

Linux / macOS: which process owns the port

sudo lsof -nP -i :6507

Older Linux / BSD (net-tools)

sudo netstat -tlnp | grep ':6507 '

Windows (Command Prompt)

netstat -ano | findstr :6507

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 6507 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine

nc -vz -w 5 HOST 6507

From Windows

Test-NetConnection HOST -Port 6507

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

nc -vzu -w 5 HOST 6507

Block port 6507 in the firewall

ufw

sudo ufw deny 6507/tcp

iptables

sudo iptables -A INPUT -p tcp --dport 6507 -j DROP

nftables

sudo nft add rule inet filter input tcp dport 6507 drop

Windows Firewall

New-NetFirewallRule -DisplayName 'Block TCP 6507' -Direction Inbound -Protocol TCP -LocalPort 6507 -Action Block

ufw

sudo ufw deny 6507/udp