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Port 31949 (iceedcp-rx, iceedcp_rx)

IANA assigns port 31949 to iceedcp-rx, iceedcp_rx: Embedded Device Configuration Protocol RX IANA assigned this well-formed service name as a replacement for "iceedcp_rx"..

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
iceedcp-rx TCP Embedded Device Configuration Protocol RX IANA assigned this well-formed service name as a replacement for "iceedcp_rx". Oliver Lewis -
iceedcp_rx TCP Embedded Device Configuration Protocol RX
This entry is an alias to "iceedcp-rx". This entry is now historic, not usable for use with many common service discovery mechanisms.
Oliver Lewis -
iceedcp-rx UDP Embedded Device Configuration Protocol RX IANA assigned this well-formed service name as a replacement for "iceedcp_rx". Oliver Lewis -
iceedcp_rx UDP Embedded Device Configuration Protocol RX
This entry is an alias to "iceedcp-rx". This entry is now historic, not usable for use with many common service discovery mechanisms.
Oliver Lewis -

Registry dates for this port: registered 2006-08.

Check what is listening on port 31949

Linux: is anything listening on TCP 31949?
sudo ss -tlnp 'sport = :31949'
Linux: UDP 31949
sudo ss -ulnp 'sport = :31949'
Linux / macOS: which process owns the port
sudo lsof -nP -i :31949
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':31949 '
Windows (Command Prompt)
netstat -ano | findstr :31949
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 31949 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 31949
From Windows
Test-NetConnection HOST -Port 31949
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 31949

Block port 31949 in the firewall

ufw
sudo ufw deny 31949/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 31949 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 31949 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 31949' -Direction Inbound -Protocol TCP -LocalPort 31949 -Action Block
ufw
sudo ufw deny 31949/udp
iptables
sudo iptables -A INPUT -p udp --dport 31949 -j DROP
nftables
sudo nft add rule inet filter input udp dport 31949 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 31949' -Direction Inbound -Protocol UDP -LocalPort 31949 -Action Block

Related ports

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