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Port 7202 (pon-ictp)

IANA assigns port 7202 to pon-ictp: Inter-Channel Termination Protocol (ICTP) for multi-wavelength PON (Passive Optical Network) systems.

Registered (user) port, 1024-49151 TCP

IANA assignment

Service nameProtoDescriptionAssigneeReference
pon-ictp TCP Inter-Channel Termination Protocol (ICTP) for multi-wavelength PON (Passive Optical Network) systems Broadband Forum TR-352, Inter-Channel-Termination protocol (ICTP) is a peer-to-peer protocol with a binary message format that is used by a set of optical line terminal (OLT) channel terminations (CT) comprising a 40-Gigabit-capable next-generation passive optical network (NG-PON2) system to exchange channel profile configuration and status information and to coordinate the operation of tunable optical network units (ONUs) in a multi-wavelength channel environment.

Registry dates for this port: registered 2017-02-22, last modified 2019-12-16.

Check what is listening on port 7202

Linux: is anything listening on TCP 7202?
sudo ss -tlnp 'sport = :7202'
Linux / macOS: which process owns the port
sudo lsof -nP -i :7202
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':7202 '
Windows (Command Prompt)
netstat -ano | findstr :7202
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 7202 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 7202
From Windows
Test-NetConnection HOST -Port 7202

Block port 7202 in the firewall

ufw
sudo ufw deny 7202/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 7202 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 7202 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 7202' -Direction Inbound -Protocol TCP -LocalPort 7202 -Action Block

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Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.