HTTPfy

Port 2354 (psprserver)

IANA assigns port 2354 to psprserver.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
psprserver TCP psprserver - -
psprserver UDP psprserver - -

Check what is listening on port 2354

Linux: is anything listening on TCP 2354?
sudo ss -tlnp 'sport = :2354'
Linux: UDP 2354
sudo ss -ulnp 'sport = :2354'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2354
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2354 '
Windows (Command Prompt)
netstat -ano | findstr :2354
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2354 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2354
From Windows
Test-NetConnection HOST -Port 2354
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2354

Block port 2354 in the firewall

ufw
sudo ufw deny 2354/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2354 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2354 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2354' -Direction Inbound -Protocol TCP -LocalPort 2354 -Action Block
ufw
sudo ufw deny 2354/udp
iptables
sudo iptables -A INPUT -p udp --dport 2354 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2354 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2354' -Direction Inbound -Protocol UDP -LocalPort 2354 -Action Block

Related ports

2352pslserver2353pspserver2355psdbserver2356gxtelmd

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