Is port 3544 (Teredo Tunneling) dangerous?

Port 3544 is classified as medium risk. It is commonly exposed but consider using encrypted alternatives where available and monitor activity.

Should port 3544 be open on my firewall?

Port 3544 can be open but should be monitored closely. Keep the service updated and prefer encrypted alternatives where available.

What transport protocol does port 3544 use?

Port 3544 (Teredo Tunneling) uses the UDP transport protocol and falls under the System & Infrastructure category.

:3544 (UDP)

Teredo Tunneling

Medium Risiko

UDP — System & Infrastructure

Ikhtisar Port

Nomor Port 3544

Nama Layanan Teredo Tunneling

Protokol Transport UDP

Kategori System & Infrastructure

Risiko Keamanan Medium

Rentang Port Terdaftar (1024-49151)

Apa itu Port 3544?

Port 3544 is used by Teredo, a Microsoft tunneling protocol that provides IPv6 connectivity to hosts that are behind IPv4 NAT devices. Teredo encapsulates IPv6 packets within IPv4 UDP datagrams to traverse NAT boundaries. It was commonly used during the IPv4-to-IPv6 transition period.

UDP System & Infrastructure

Pertimbangan Keamanan

Port 3544 (Teredo Tunneling) diklasifikasikan sebagai risiko sedang. Meskipun layanan ini umumnya diekspos, pertimbangkan untuk menggunakan alternatif terenkripsi jika tersedia.

Rekomendasi: Jaga layanan tetap diperbarui. Pantau log untuk aktivitas yang tidak biasa.

Port Terkait — System & Infrastructure

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

Istilah Terkait

Bandwidth Latency Packet Loss Ping Throughput ASN