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Port 4096Ascom Timeplex BRE

The Ascom Timeplex Bridge Relay Element (BRE) facilitates data transfer and management between communication networks. It is primarily used to interconnect various network segments and streamline the relay of data across WAN infrastructures, enhancing network interoperability for enterprise environments..

inNetwork Services
transport
tcp · udp

2 transports registered

in transit
cleartext

payload readable on path

assignment
official

registered with iana

risk
2/10

safe

lookups
16,487

rank 176 of 993 · top 18%

Technical Details

what runs on :4096

Ascom Timeplex's Bridge Relay Element (BRE) is a specialized device and protocol designed for connecting disparate communication networks across wide-area network infrastructures. It operates primarily as a relay or intermediary that manages and forwards data packets between different network segments to maintain seamless data flow and compatibility. The BRE is capable of handling diverse communication protocols and encapsulating data to ensure interoperability.

Technically, the BRE functions by segmenting large data streams into manageable packets, applying necessary protocol conversion, and then relaying these packets towards the correct destination. This relay process includes buffering, error checking, retransmission controls, and prioritization of critical network traffic. Such capabilities make BRE suitable for complex WAN environments, supporting both legacy and more modern network equipment.

The port 4096 is used by the BRE to listen and transmit traffic over TCP and UDP, ensuring flexible support for connection-oriented and connectionless communication as required. Since it is legacy technology mainly seen in older telecommunications frameworks, the port usage is generally static and predefined to facilitate easier configuration and troubleshooting of network connectivity issues.

Security Information

exposure of :4096

risk score

2/ 10safe

routine exposure. this port is rarely the way in on its own — keep it patched and logged and move on.

network services averages 3.9 across 604 ports — this one sits 1.9 below.

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

Common vulnerabilities associated with port 4096 running Ascom Timeplex BRE include:

  • Exposure due to default or weak device configurations without adequate access controls.
  • Man-in-the-middle attacks during data relay, especially since the communication is typically not encrypted.
  • Exploitation by attackers who identify unpatched vulnerabilities in the older BRE firmware or system.
  • Unauthorized access leading to the possibility of traffic interception or manipulation during relay functions.

Mitigations to enhance security of Ascom Timeplex BRE deployments should include:

  • Restricting network access to port 4096 using strict firewall rules and ACLs.
  • Segmenting network infrastructure to limit exposure and isolate legacy devices.
  • Employing secure tunneling (such as VPNs) to protect data in transit over unencrypted BRE connections.
  • Regularly auditing device configurations and updating firmware when possible.
  • Monitoring network traffic on this port for anomalous patterns indicative of attacks or unauthorized access.

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risk mix of the 8 listed

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