Port 1493
netmap-lm and netmap_lm · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | netmap-lm and netmap_lm |
Frequently asked questions
What is port 1493 used for?
Port 1493 is registered with the IANA for netmap-lm and netmap_lm (TCP/UDP). Description: netmap_lm IANA assigned this well-formed service name as a replacement for "netmap_lm".; netmap_lm.
Is port 1493 a well-known port?
No. Port 1493 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 1493 is open?
Locally on Linux with ss -tulpn | grep ':1493\b', on Windows with netstat -ano | findstr :1493. To test a remote host use Test-NetConnection <host> -Port 1493 in PowerShell or nc -zv <host> 1493 on Linux/macOS.
How do I open port 1493 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 1493/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=1493/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 1493" -Direction Inbound -Protocol TCP -LocalPort 1493 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | netmap-lm | netmap_lm IANA assigned this well-formed service name as a replacement for "netmap_lm". |
| TCP | netmap_lm | netmap_lm |
| UDP | netmap-lm | netmap_lm IANA assigned this well-formed service name as a replacement for "netmap_lm". |
| UDP | netmap_lm | netmap_lm |