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Port 10128 (bmc-perf-sd)

IANA assigns port 10128 to bmc-perf-sd: BMC-PERFORM-SERVICE DAEMON.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
bmc-perf-sd TCP BMC-PERFORM-SERVICE DAEMON Portnoy Boxman -
bmc-perf-sd UDP BMC-PERFORM-SERVICE DAEMON Portnoy Boxman -

Check what is listening on port 10128

Linux: is anything listening on TCP 10128?
sudo ss -tlnp 'sport = :10128'
Linux: UDP 10128
sudo ss -ulnp 'sport = :10128'
Linux / macOS: which process owns the port
sudo lsof -nP -i :10128
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':10128 '
Windows (Command Prompt)
netstat -ano | findstr :10128
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 10128 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 10128
From Windows
Test-NetConnection HOST -Port 10128
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 10128

Block port 10128 in the firewall

ufw
sudo ufw deny 10128/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 10128 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 10128 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 10128' -Direction Inbound -Protocol TCP -LocalPort 10128 -Action Block
ufw
sudo ufw deny 10128/udp
iptables
sudo iptables -A INPUT -p udp --dport 10128 -j DROP
nftables
sudo nft add rule inet filter input udp dport 10128 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 10128' -Direction Inbound -Protocol UDP -LocalPort 10128 -Action Block

Related ports

All port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.