Is port 2055 (NetFlow) dangerous?

Port 2055 is classified as low risk. This service uses encryption or has a minimal attack surface, making it relatively safe to expose with standard security practices.

Should port 2055 be open on my firewall?

Port 2055 is generally safe to have open. Apply standard security practices: keep software updated and monitor access logs.

What transport protocol does port 2055 use?

Port 2055 (NetFlow) uses the UDP transport protocol and falls under the System & Infrastructure category.

:2055 (UDP)

NetFlow

Low Risco

UDP — System & Infrastructure

Visão geral da porta

Número de porta 2055

Nome do serviço NetFlow

Protocolo de transporte UDP

Categoria System & Infrastructure

Risco de segurança Low

Intervalo de portas Registradas (1024-49151)

O que é a porta 2055?

Port 2055 is commonly used for Cisco NetFlow data export, a network protocol for collecting IP traffic flow information. Network devices export flow records to a NetFlow collector on this port for traffic analysis, capacity planning, and security monitoring. NetFlow data is invaluable for understanding network usage patterns.

UDP System & Infrastructure Comumente usadas

Considerações de segurança

A porta 2055 (NetFlow) é classificada como baixo risco. Este serviço usa criptografia ou tem uma superfície de ataque mínima, tornando-o relativamente seguro para expor.

Recomendação: Aplique práticas de segurança padrão. Mantenha o software atualizado e monitore o acesso.

Portas relacionadas — System & Infrastructure

0 Reserved 1 TCPMUX 2 Management Utility 3 CompressNET 4 Unassigned 5 RJE 6 Unassigned 7 Echo

Termos relacionados

Bandwidth Latency Packet Loss Ping Throughput ASN