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Port 3062 (ncacn-ip-tcp)

IANA assigns port 3062 to ncacn-ip-tcp.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
ncacn-ip-tcp TCP ncacn-ip-tcp - -
ncacn-ip-tcp UDP ncacn-ip-tcp - -

Check what is listening on port 3062

Linux: is anything listening on TCP 3062?
sudo ss -tlnp 'sport = :3062'
Linux: UDP 3062
sudo ss -ulnp 'sport = :3062'
Linux / macOS: which process owns the port
sudo lsof -nP -i :3062
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':3062 '
Windows (Command Prompt)
netstat -ano | findstr :3062
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 3062 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 3062
From Windows
Test-NetConnection HOST -Port 3062
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 3062

Block port 3062 in the firewall

ufw
sudo ufw deny 3062/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 3062 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 3062 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 3062' -Direction Inbound -Protocol TCP -LocalPort 3062 -Action Block
ufw
sudo ufw deny 3062/udp
iptables
sudo iptables -A INPUT -p udp --dport 3062 -j DROP
nftables
sudo nft add rule inet filter input udp dport 3062 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 3062' -Direction Inbound -Protocol UDP -LocalPort 3062 -Action Block

Related ports

3060interserver3061cautcpd3063ncadg-ip-udp3064rprt

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