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Port 2074Vertel VMF SA

Vertel VMF SA is a communication protocol used primarily in the Vertel Voice Messaging Framework and applications like SpeakFreely. It facilitates the transfer of real-time voice or messaging data over IP networks, supporting both TCP and UDP communication. This port enables seamless voice chat or data exchange, often utilized in communication-focused software solutions..

inVoice and Chat
transport
tcp · udp

2 transports registered

in transit
cleartext

payload readable on path

assignment
official

registered with iana

risk
4/10

caution

lookups
6,954

rank 735 of 993 · top 74%

Technical Details

what runs on :2074

Vertel VMF SA operates on port 2074 and is associated with Vertel's Voice Messaging Framework Service Applications. The protocol supports both TCP and UDP transport layers, which allows flexibility in session control features (via TCP) and faster, connectionless audio packet delivery (via UDP). Applications like SpeakFreely, known for facilitating real-time voice chat, historically utilize this port for their messaging streams.

Because Vertel VMF SA enables the transfer of audio files or live voice communication, it often implements codecs and buffering mechanisms optimized for IP delivery. TCP connections are typically used for initial session establishment, authentication, and control messaging, while UDP streams handle the actual voice packets, minimizing latency.

Port 2074 is officially assigned for this service, standardizing communication behavior across implementations and improving interoperability. Its dual support enhances reliability: if UDP streams face delivery issues, TCP can be a fallback for more resilient, though potentially laggier, communication.

Security Information

exposure of :2074

risk score

4/ 10caution

worth attention. how exposed you are depends on configuration — don't leave it reachable from the internet without a reason.

voice and chat averages 3.9 across 120 ports — this one sits 0.1 above.

in transit

cleartext

credentials and payloads are readable by anyone on path

assignment

official

registered with iana for this service — scanners fingerprint it by number

reachable over

tcp · udp

udp is connectionless — source addresses are trivially spoofed and it is a reflection favourite

security overview

Security Considerations

  • Like other real-time voice communication ports, exploiting port 2074 could enable attackers to intercept, record, or manipulate voice data.
  • Without encryption, transmitted voice content is vulnerable to packet sniffing and man-in-the-middle attacks.
  • Because the protocol allows inbound and outbound UDP packets, attackers sometimes exploit these channels for UDP flood or amplification attacks.
  • Improper firewall configurations or open port exposure can lead to unauthorized access or service abuse.

Common Mitigations

  • Enforce strict firewall access control lists (ACLs) to allow trusted IP ranges only.
  • Where possible, tunnel voice communications via encrypted protocols (e.g., SRTP, TLS wrappers) since the default implementation is unencrypted.
  • Monitor traffic for unusual volume or unexpected remote endpoints to detect abuse.
  • Keep communication software and codecs updated to patch vulnerabilities.
  • Disable unused protocols (TCP or UDP) if only one is necessary in the deployment context.

Related Ports

all 120 in voice and chat →

the 8 most looked-up other ports in voice and chat — 120 ports carry that label.

portservicerisk
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risk mix of the 8 listed

  • caution100%

1 of 8 encrypted