Port 351
bhoetty and matip-type-b · TCP/UDP
| Range | System/well-known port (0–1023) |
|---|---|
| Protocol | TCP/UDP |
| Service | bhoetty and matip-type-b |
| Reference | RFC 2351 |
Frequently asked questions
What is port 351 used for?
Port 351 is registered with the IANA for bhoetty and matip-type-b (TCP/UDP). Description: MATIP Type B; bhoetty.
Is port 351 a well-known port?
Yes. Port 351 is in the range 0–1023 (system or well-known ports). On Linux and macOS only privileged processes may bind to these ports.
How do I check whether port 351 is open?
Locally on Linux with ss -tulpn | grep ':351\b', on Windows with netstat -ano | findstr :351. To test a remote host use Test-NetConnection <host> -Port 351 in PowerShell or nc -zv <host> 351 on Linux/macOS.
How do I open port 351 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 351/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=351/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 351" -Direction Inbound -Protocol TCP -LocalPort 351 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | matip-type-b | MATIP Type B |
| UDP | matip-type-b | MATIP Type B |
| TCP | bhoetty | bhoetty |
| UDP | bhoetty | bhoetty |