Events: PPP HDLC

	Event Structure	What is a BOP event?...
	PPP decoding	by using Clarinet Event-Editor with a filter ...
	Protocol stack	Which protocol specifications to be defined in the current filter ?...
	Standards	RFC 1331 updated by RFC 1661 and RFC 1662
	Options	Changing the display conditions in the current filter ?...

Clarinet Event-Editor: PPP HDLC decoding

	Event information	Date	Date of the event (end of BOP frame) in the format: hh:mm:ss/xxx.y
		N	The interface number which identifies the Clarinet-interface connected to the host.
		Dx	The decoding level as specified in the filter (protocol stack).
	Protocol fields	PPP	Add_Ctrl    [nnnn] Protype
	Data field	Field of the conveyed data, displayed if no upper layer of protocol has to be decoded. The display mode can be Hexa, Ascii or Ebcdic as specified in the filter.

PPP HDLC Protocol fields

	Add_Ctrl	in the format presenting the different fields in sequence.
	Add:xx	Fixed value ff in hexadecimal.
	Ctl:yy	Fixed value 03 in hexadecimal.
	[nnnn]	The number of octets of conveyed data (including protocol field).
	Protype	in the format Pro:xxxx (designation) :
	xxxx	Protocol field value in hexadecimal.
	designation	Designation relating the protocol used within the conveyed data.

Protocol stack applied

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updated:  27-Feb-04