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Sonicwall Signatures

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RPC Portmapper -- UDP Activity (Dump Probe)

Category: INFRASTRUCTURE

Application: RPC Portmapper

The port mapper (rpc.portmap or just portmap) is a service that runs on nodes on the Internet for the purpose of mapping an ONC RPC program number to the network address of the server that listens for the program number.

This signature detects the UDP portmap traffic.

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