HTTPfy

Port 18262 (gv-pf)

IANA assigns port 18262 to gv-pf: GV NetConfig Service.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
gv-pf TCP GV NetConfig Service Scott Libert -
gv-pf UDP GV NetConfig Service Scott Libert -

Registry dates for this port: registered 2008-01-29.

Check what is listening on port 18262

Linux: is anything listening on TCP 18262?
sudo ss -tlnp 'sport = :18262'
Linux: UDP 18262
sudo ss -ulnp 'sport = :18262'
Linux / macOS: which process owns the port
sudo lsof -nP -i :18262
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':18262 '
Windows (Command Prompt)
netstat -ano | findstr :18262
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 18262 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 18262
From Windows
Test-NetConnection HOST -Port 18262
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 18262

Block port 18262 in the firewall

ufw
sudo ufw deny 18262/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 18262 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 18262 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 18262' -Direction Inbound -Protocol TCP -LocalPort 18262 -Action Block
ufw
sudo ufw deny 18262/udp
iptables
sudo iptables -A INPUT -p udp --dport 18262 -j DROP
nftables
sudo nft add rule inet filter input udp dport 18262 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 18262' -Direction Inbound -Protocol UDP -LocalPort 18262 -Action Block

Related ports

18242iclid18243clusterxl18463ac-cluster18516heythings

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