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Port 2179 (vmrdp)

IANA assigns port 2179 to vmrdp: Microsoft RDP for virtual machines.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
vmrdp TCP Microsoft RDP for virtual machines Brian Henry -
vmrdp UDP Microsoft RDP for virtual machines Brian Henry -

Registry dates for this port: registered 2007-03.

Check what is listening on port 2179

Linux: is anything listening on TCP 2179?
sudo ss -tlnp 'sport = :2179'
Linux: UDP 2179
sudo ss -ulnp 'sport = :2179'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2179
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2179 '
Windows (Command Prompt)
netstat -ano | findstr :2179
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2179 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2179
From Windows
Test-NetConnection HOST -Port 2179
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2179

Block port 2179 in the firewall

ufw
sudo ufw deny 2179/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2179 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2179 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2179' -Direction Inbound -Protocol TCP -LocalPort 2179 -Action Block
ufw
sudo ufw deny 2179/udp
iptables
sudo iptables -A INPUT -p udp --dport 2179 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2179 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2179' -Direction Inbound -Protocol UDP -LocalPort 2179 -Action Block

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Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.