Is port 131 (Cisco-TNA) dangerous?

Port 131 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 131 be open on my firewall?

Port 131 is generally safe to have open. Apply standard security practices: keep software updated and monitor access logs.

What transport protocol does port 131 use?

Port 131 (Cisco-TNA) uses the TCP/UDP transport protocol and falls under the System & Infrastructure category.

:131 (TCP/UDP)

Cisco-TNA

Low Risiko

TCP/UDP — System & Infrastructure

On this page

Ikhtisar Port

Nomor Port 131

Nama Layanan Cisco-TNA

Protokol Transport TCP/UDP

Kategori System & Infrastructure

Risiko Keamanan Low

Rentang Port Well-Known (0-1023)

Apa itu Port 131?

Cisco TNATIVE. Used by Cisco Systems for TNATIVE protocol communication between networking equipment.

TCP/UDP System & Infrastructure

Pertimbangan Keamanan

Port 131 (Cisco-TNA) diklasifikasikan sebagai risiko rendah. Layanan ini menggunakan enkripsi atau memiliki permukaan serangan yang minimal, sehingga relatif aman untuk diekspos.

Rekomendasi: Terapkan praktik keamanan standar. Jaga perangkat lunak tetap diperbarui dan pantau akses.

Cisco-TNA

Ikhtisar Port

Apa itu Port 131?

Pertimbangan Keamanan

Port Terkait — System & Infrastructure

Istilah Terkait