Routing instance and source address for each gRPC tunnel session

You can configure the routing instance and source address for each gRPC tunnel session to dial out a connection to the tunnel server. To configure the routing instance, add the routing-instance routing-instance option and to configure the source address, add the source-address ip-address option in the grpc-tunnel configuration statement. If you do not choose to configure a routing instance, the gRPC tunnel uses the default routing instance. If you do not configure the source address, the kernel picks the source address that can reach the tunnel server.