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// Other services

Port 7277: OMA Internal Location Secure Protocol

Port 7277 is assigned by IANA to oma-ilp-s (OMA Internal Location Secure Protocol).

7277

How oma-ilp-s works

Other services
client:7277oma-ilp-sresponse client:7277oma-ilp-sresponse

The client sends a request to port 7277 and the oma-ilp-s 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)
01 Security

Is port 7277 dangerous?

We have no specific security note for port 7277. Its risk depends on the program actually listening on it. General advice for other services services:

  • 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.
02 Registry

IANA registry entries for port 7277

ServicePortTransportDescriptionReferenceUpdated
oma-ilp-s 7277 TCP, UDP OMA Internal Location Secure Protocol - 2007-11-06

// source: IANA service name and port number registry

03 Check it

Which program uses port 7277, and is it reachable?

Linux

sudo ss -ltnup 'sport = :7277'      # process listening on 7277
sudo lsof -nP -i :7277

macOS

sudo lsof -nP -i :7277

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 7277 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 7277
netstat -ano | findstr :7277

From another machine

nmap -p 7277 -sV <host>
sudo nmap -sU -p 7277 <host>
nc -zv <host> 7277

Block it in the firewall

sudo ufw deny 7277/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 7277" -Direction Inbound -LocalPort 7277 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 7277 used for?

Port 7277 is assigned by IANA to oma-ilp-s (OMA Internal Location Secure Protocol).

Is port 7277 TCP or UDP?

Port 7277 is registered for TCP and UDP.

Is it safe to open port 7277?

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 7277 is open?

On Linux run "ss -ltnup 'sport = :7277'", on macOS "lsof -nP -i :7277", and on Windows "netstat -ano | findstr :7277" to see the local process. From another machine, "nmap -p 7277 <host>" shows whether it is reachable.

05 Related

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