clnt_tli_create()

Creates a client handle for the specified transport 

svc_tli_create()

Creates a server handle for the specified transport 

rpcb_set()

Calls rpcbind to set a map between an RPC service and a network address

rpcb_unset()

Deletes a mapping set by rpcb_set()

rpcb_getaddr()

Calls rpcbind() to get the transport addresses of specified RPC services

svc_reg()

Associates the specified program and version number pair with the specified dispatch routine 

svc_unreg()

Deletes an association set by svc_reg()

clnt_call()()

Client calls a procedure to send a request to the server