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Port 2425 (fjitsuappmgr)

IANA assigns port 2425 to fjitsuappmgr: Fujitsu App Manager.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
fjitsuappmgr TCP Fujitsu App Manager Hiroyuki Kawabuchi -
fjitsuappmgr UDP Fujitsu App Manager Hiroyuki Kawabuchi -

Check what is listening on port 2425

Linux: is anything listening on TCP 2425?
sudo ss -tlnp 'sport = :2425'
Linux: UDP 2425
sudo ss -ulnp 'sport = :2425'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2425
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2425 '
Windows (Command Prompt)
netstat -ano | findstr :2425
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2425 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2425
From Windows
Test-NetConnection HOST -Port 2425
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2425

Block port 2425 in the firewall

ufw
sudo ufw deny 2425/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2425 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2425 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2425' -Direction Inbound -Protocol TCP -LocalPort 2425 -Action Block
ufw
sudo ufw deny 2425/udp
iptables
sudo iptables -A INPUT -p udp --dport 2425 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2425 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2425' -Direction Inbound -Protocol UDP -LocalPort 2425 -Action Block

Related ports

2423rnrp2424kofax-svr2426vcmp2427mgcp-gateway

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