- Close the port if nothing on the host needs it.
- Identify the process that listens on it (commands below) before opening it in a firewall.
- Expose a service only to the networks that use it.
Port 1949: ISMA Easdaq Live
Port 1949 is assigned by IANA to ismaeasdaqlive (ISMA Easdaq Live).
How ismaeasdaqlive works
Other servicesThe client sends a request to port 1949 and the ismaeasdaqlive service answers.
- Transport
- TCP · UDP
- Exposure risk
- not rated depends on the program listening
- Encryption
- Unknownnot stated by the registry
- IANA status
- Assigned1 registered service
- Range
- Registered (1024-49151)
- Category
- Other services
Is port 1949 dangerous?
We have no specific security note for port 1949. Its risk depends on the program actually listening on it. General advice for other services services:
IANA registry entries for port 1949
| Service | Port | Transport | Description | Reference | Updated |
|---|---|---|---|---|---|
| ismaeasdaqlive | 1949 | TCP, UDP | ISMA Easdaq Live | - | - |
// source: IANA service name and port number registry
Which program uses port 1949, and is it reachable?
Linux
sudo ss -ltnup 'sport = :1949' # process listening on 1949
sudo lsof -nP -i :1949macOS
sudo lsof -nP -i :1949
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 1949 -State Listen | Select LocalAddress, OwningProcess Get-NetUDPEndpoint -LocalPort 1949 netstat -ano | findstr :1949
From another machine
nmap -p 1949 -sV <host> sudo nmap -sU -p 1949 <host> nc -zv <host> 1949
Block it in the firewall
sudo ufw deny 1949/tcp # Linux (ufw) New-NetFirewallRule -DisplayName "Block 1949" -Direction Inbound -LocalPort 1949 -Protocol TCP -Action Block # Windows
What is port 1949 used for?
Port 1949 is assigned by IANA to ismaeasdaqlive (ISMA Easdaq Live).
Is port 1949 TCP or UDP?
Port 1949 is registered for TCP and UDP.
Is it safe to open port 1949?
It depends on the program that listens on it. Open it only for a service you know and only to the networks that need it. Close the port if nothing on the host needs it.
How do I check if port 1949 is open?
On Linux run "ss -ltnup 'sport = :1949'", on macOS "lsof -nP -i :1949", and on Windows "netstat -ano | findstr :1949" to see the local process. From another machine, "nmap -p 1949 <host>" shows whether it is reachable.