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Port 1317 (vrts-ipcserver)

IANA assigns port 1317 to vrts-ipcserver.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
vrts-ipcserver TCP vrts-ipcserver Bruce Hestand -
vrts-ipcserver UDP vrts-ipcserver Bruce Hestand -

Check what is listening on port 1317

Linux: is anything listening on TCP 1317?
sudo ss -tlnp 'sport = :1317'
Linux: UDP 1317
sudo ss -ulnp 'sport = :1317'
Linux / macOS: which process owns the port
sudo lsof -nP -i :1317
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':1317 '
Windows (Command Prompt)
netstat -ano | findstr :1317
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 1317 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 1317
From Windows
Test-NetConnection HOST -Port 1317
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 1317

Block port 1317 in the firewall

ufw
sudo ufw deny 1317/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 1317 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 1317 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 1317' -Direction Inbound -Protocol TCP -LocalPort 1317 -Action Block
ufw
sudo ufw deny 1317/udp
iptables
sudo iptables -A INPUT -p udp --dport 1317 -j DROP
nftables
sudo nft add rule inet filter input udp dport 1317 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 1317' -Direction Inbound -Protocol UDP -LocalPort 1317 -Action Block

Related ports

1315els1316exbit-escp1318krb5gatekeeper1319amx-icsp

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