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Port 2312 (wanscaler)

IANA assigns port 2312 to wanscaler: WANScaler Communication Service.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
wanscaler TCP WANScaler Communication Service Allen Samuels -
wanscaler UDP WANScaler Communication Service Allen Samuels -

Registry dates for this port: registered 2006-11.

Check what is listening on port 2312

Linux: is anything listening on TCP 2312?
sudo ss -tlnp 'sport = :2312'
Linux: UDP 2312
sudo ss -ulnp 'sport = :2312'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2312
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2312 '
Windows (Command Prompt)
netstat -ano | findstr :2312
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2312 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2312
From Windows
Test-NetConnection HOST -Port 2312
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2312

Block port 2312 in the firewall

ufw
sudo ufw deny 2312/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2312 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2312 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2312' -Direction Inbound -Protocol TCP -LocalPort 2312 -Action Block
ufw
sudo ufw deny 2312/udp
iptables
sudo iptables -A INPUT -p udp --dport 2312 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2312 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2312' -Direction Inbound -Protocol UDP -LocalPort 2312 -Action Block

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2310sdclient2311messageservice2313iapp2314cr-websystems

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