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Understanding the RPC ALG

JUNOS software supports basic Remote Procedure Call Application Layer Gateway (RPC ALG) services. RPC is a protocol that allows an application running in one address space to access the resources of applications running in another address space as if the resources were local to the first address space. The RPC ALG is responsible for RPC packet processing.

Before You Begin
For background information, read Application Layer Gateways (ALGs) Understanding NAT

Before You Begin

For background information, read

The RPC ALG in JUNOS software supports the following services and features:

Sun Microsystems RPC Open Network Computing (ONC)
Microsoft RPC Distributed Computing Environment (DCE)
Dynamic port negotiation
Ability to allow and deny specific RPC services
Static NAT and source NAT (with no port translation)
RPC applications in security policies

Use the RPC ALG if you need RPC-based applications, such NFS or Microsoft Outlook to work behind the J-series device. The RPC ALG functionality is enabled by default.

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