Is port 161 (SNMP) dangerous?

Port 161 is classified as high risk. It is a common target for automated scanning and brute-force attacks. Restrict access to trusted IPs if exposure is necessary.

Should port 161 be open on my firewall?

Port 161 should only be open with strict firewall rules whitelisting trusted IP addresses. Enable rate limiting and intrusion detection systems.

What transport protocol does port 161 use?

Port 161 (SNMP) uses the UDP transport protocol and falls under the System & Infrastructure category.

:161 (UDP)

SNMP

High Risiko

UDP — System & Infrastructure

On this page

Ikhtisar Port

Nomor Port 161

Nama Layanan SNMP

Protokol Transport UDP

Kategori System & Infrastructure

Risiko Keamanan High

Rentang Port Well-Known (0-1023)

Apa itu Port 161?

Simple Network Management Protocol. Monitors and manages network devices such as routers, switches, and servers. Uses community strings for authentication in v1/v2c.

UDP System & Infrastructure Umum Digunakan

Pertimbangan Keamanan

Port 161 (SNMP) diklasifikasikan sebagai risiko tinggi. Port ini adalah target umum untuk pemindaian otomatis dan serangan brute-force. Jika harus diekspos, batasi akses ke alamat IP yang diketahui.

Rekomendasi: Gunakan aturan firewall untuk memasukkan IP tepercaya ke whitelist. Aktifkan pembatasan kecepatan dan deteksi intrusi.

SNMP

Ikhtisar Port

Apa itu Port 161?

Pertimbangan Keamanan

Protokol Terkait

Port Terkait — System & Infrastructure

Istilah Terkait