- 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 1156: iasControl OMS
Port 1156 is assigned by IANA to iascontrol-oms (iasControl OMS).
How iascontrol-oms works
Other servicesThe client sends a request to port 1156 and the iascontrol-oms 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 1156 dangerous?
We have no specific security note for port 1156. Its risk depends on the program actually listening on it. General advice for other services services:
IANA registry entries for port 1156
| Service | Port | Transport | Description | Reference | Updated |
|---|---|---|---|---|---|
| iascontrol-oms | 1156 | TCP, UDP | iasControl OMS | - | 2004-11 |
// source: IANA service name and port number registry
Which program uses port 1156, and is it reachable?
Linux
sudo ss -ltnup 'sport = :1156' # process listening on 1156
sudo lsof -nP -i :1156macOS
sudo lsof -nP -i :1156
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 1156 -State Listen | Select LocalAddress, OwningProcess Get-NetUDPEndpoint -LocalPort 1156 netstat -ano | findstr :1156
From another machine
nmap -p 1156 -sV <host> sudo nmap -sU -p 1156 <host> nc -zv <host> 1156
Block it in the firewall
sudo ufw deny 1156/tcp # Linux (ufw) New-NetFirewallRule -DisplayName "Block 1156" -Direction Inbound -LocalPort 1156 -Protocol TCP -Action Block # Windows
What is port 1156 used for?
Port 1156 is assigned by IANA to iascontrol-oms (iasControl OMS).
Is port 1156 TCP or UDP?
Port 1156 is registered for TCP and UDP.
Is it safe to open port 1156?
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 1156 is open?
On Linux run "ss -ltnup 'sport = :1156'", on macOS "lsof -nP -i :1156", and on Windows "netstat -ano | findstr :1156" to see the local process. From another machine, "nmap -p 1156 <host>" shows whether it is reachable.