Port 178

Port 178 is commonly used for the RSTP (Rapid Spanning Tree Protocol) management protocol. It is used for communication between RSTP-enabled switches to ensure the stability of network topology.

Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.

Official

Port
Protocol (TCP/UDP)
Title
Description
Port Type
Port 178
tcp
nextstep
NextStep Window Server
WELL KNOWN PORT
Port 178
udp
nextstep
NextStep Window Server
WELL KNOWN PORT

UnOfficial

Unofficialy or sometimes with conflict, the same port may be used by different applications.

Port Protocol (TCP/UDP) Description
TCP UDP Ports
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