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// Other services

Port 2677: Gadget Gate 1 Way

Port 2677 is assigned by IANA to gadgetgate1way (Gadget Gate 1 Way).

2677

How gadgetgate1way works

Other services
client:2677gadgetgate1wayresponse client:2677gadgetgate1wayresponse

The client sends a request to port 2677 and the gadgetgate1way 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
01 Security

Is port 2677 dangerous?

We have no specific security note for port 2677. 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 2677

ServicePortTransportDescriptionReferenceUpdated
gadgetgate1way 2677 TCP, UDP Gadget Gate 1 Way - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 2677, and is it reachable?

Linux

sudo ss -ltnup 'sport = :2677'      # process listening on 2677
sudo lsof -nP -i :2677

macOS

sudo lsof -nP -i :2677

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 2677 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 2677
netstat -ano | findstr :2677

From another machine

nmap -p 2677 -sV <host>
sudo nmap -sU -p 2677 <host>
nc -zv <host> 2677

Block it in the firewall

sudo ufw deny 2677/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 2677" -Direction Inbound -LocalPort 2677 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 2677 used for?

Port 2677 is assigned by IANA to gadgetgate1way (Gadget Gate 1 Way).

Is port 2677 TCP or UDP?

Port 2677 is registered for TCP and UDP.

Is it safe to open port 2677?

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 2677 is open?

On Linux run "ss -ltnup 'sport = :2677'", on macOS "lsof -nP -i :2677", and on Windows "netstat -ano | findstr :2677" to see the local process. From another machine, "nmap -p 2677 <host>" shows whether it is reachable.

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