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Port 5424 (beyond-remote)

IANA assigns port 5424 to beyond-remote: Beyond Remote.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
beyond-remote TCP Beyond Remote Michael Berg -
beyond-remote UDP Beyond Remote Michael Berg -

Registry dates for this port: registered 2004-11.

Check what is listening on port 5424

Linux: is anything listening on TCP 5424?
sudo ss -tlnp 'sport = :5424'
Linux: UDP 5424
sudo ss -ulnp 'sport = :5424'
Linux / macOS: which process owns the port
sudo lsof -nP -i :5424
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':5424 '
Windows (Command Prompt)
netstat -ano | findstr :5424
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 5424 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 5424
From Windows
Test-NetConnection HOST -Port 5424
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 5424

Block port 5424 in the firewall

ufw
sudo ufw deny 5424/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 5424 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 5424 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 5424' -Direction Inbound -Protocol TCP -LocalPort 5424 -Action Block
ufw
sudo ufw deny 5424/udp
iptables
sudo iptables -A INPUT -p udp --dport 5424 -j DROP
nftables
sudo nft add rule inet filter input udp dport 5424 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 5424' -Direction Inbound -Protocol UDP -LocalPort 5424 -Action Block

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5422salient-mux5423virtualuser5425br-channel5426devbasic

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