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diff --git a/share/examples/atm/cpcs-design.txt b/share/examples/atm/cpcs-design.txt new file mode 100644 index 000000000000..aecfa8179925 --- /dev/null +++ b/share/examples/atm/cpcs-design.txt @@ -0,0 +1,84 @@ + + CPCS Design + =========== + +SAP_CPCS Interface +------------------ +This is the stack SAP interface between an AAL CPCS provider and an AAL CPCS +user. The stack commands defined for this interface are modeled after the +AAL3/4 and AAL5 protocol specification primitives CPCS-xxx. See the protocol +specification documents referenced below for full descriptions of the CPCS +interface. + + +o The following stack commands are sent from a CPCS user to the CPCS provider: + +Stack Command: CPCS_INIT +Description: Initialize a SAP instance. This should be the first stack + command issued across the SAP instance after the service stack + has been successfully instantiated. +Argument 1: Not used. +Argument 2: Not used. + + +Stack Command: CPCS_TERM +Description: Terminate a SAP instance. This must be the last stack command + issued across the SAP instance. The stack instance will be + deleted upon completion of this command. +Argument 1: Not used. +Argument 2: Not used. + + +Stack Command: CPCS_UNITDATA_INV +Description: Request that an SDU be sent to the remote AAL user. +Argument 1: Pointer to an mbuf chain containing the user SDU. + (struct mbuf *) +Argument 2: Not used. + + +Stack Command: CPCS_UABORT_INV +Description: Not supported. +Argument 1: N/A +Argument 2: N/A + + +o The following stack commands are sent from the CPCS provider to a CPCS user: + +Stack Command: CPCS_UNITDATA_SIG +Description: Indication that an SDU has been received from the remote AAL + user. +Argument 1: Pointer to an mbuf chain containing the peer's SDU. + (struct mbuf *) +Argument 2: Not used. + + +Stack Command: CPCS_UABORT_SIG +Description: Not supported. +Argument 1: N/A +Argument 2: N/A + + +Stack Command: CPCS_PABORT_SIG +Description: Not supported. +Argument 1: N/A +Argument 2: N/A + + + +Protocol Specifications +----------------------- +See I.363. + + + +Implementation Limitations +-------------------------- +o The CPCS-LP, CPCS-CI and CPCS-UU parameters are not supported. + +o The Streaming Mode service is not supported. + +o The Abort service is not supported. + + + @(#) $Id: cpcs.design,v 1.1.1.1 1996/12/04 20:48:14 mks Exp $ + |