Capwap Mailing List: Re: CAPWAP IESG Review Comment T29

[Romascanu, Dan (Dan) (dromasca]

OK with me. 

Dan
 

> -----Original Message-----
> From: Pat Calhoun (pacalhou) [mailto:pcalhoun [at] cisco.com] 
> Sent: Wednesday, June 18, 2008 8:21 AM
> To: capwap [at] frascone.com
> Subject: Re: [Capwap] CAPWAP IESG Review Comment T29
> 
> My apologies, but I sent this before it was completely ready. 
> The Board Data Length field did not specify a maximum length, 
> so I have made the change here:
> 
> <text>
> 
>       Board Data Length:   The length of the data in the Board Data
>          Value field, whose length MUST NOT exceed 1024 octets.
> </text>
> 
> PatC 
> 
> -----Original Message-----
> From: Pat Calhoun (pacalhou)
> Sent: Tuesday, June 17, 2008 9:12 AM
> To: capwap [at] frascone.com
> Subject: [Capwap] CAPWAP IESG Review Comment T29
> 
> All,
> 
> The IESG Review Comment is:
> 
>    T29 - Section 4.6.40 - what is the max length of the 
> Optional additional vendor 
>    specific WTP board data TLVs? What kind of information is 
> expected to be carried 
>    there? The field is not described
> 
> I admit that the message element definition was a tad vague, 
> so I am proposing the following text:
> 
> <text>
> 4.6.40.  WTP Board Data
> 
>    The WTP Board Data message element is sent by the WTP to the AC and
>    contains information about the hardware present.
> 
> 
> 
> 
> Calhoun, Editor, et al.  Expires November 2, 2008             
>  [Page 83]
> > 
> Internet-Draft        CAPWAP Protocol Specification           
>   May 2008
> 
> 
>       0                   1                   2                   3
>       0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
>      +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
>      |                       Vendor Identifier                       |
>      +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
>      |        Board Data Type=0      |       Board Data Length       |
>      +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
>      |                      Board Data Value...
>      +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
>      |        Board Data Type=1      |       Board Data Length       |
>      +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
>      |                      Board Data Value...
>      +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
>      |  Optional additional vendor specific WTP board data TLVs.....
>      +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
> 
> 
>    Type:   40 for WTP Board Data
> 
>    Length:   >=14
> 
>    Vendor Identifier:   A 32-bit value containing the IANA 
> assigned "SMI
>       Network Management Private Enterprise Codes"
> 
>    Board Data:   The WTP Board Data message element contains multiple
>       Board Data sub-elements, some of which are mandatory 
> and some are
>       optional.  The Board Data sub-element contain a Board Data Type,
>       Board Data Length and Board Data Value field.
> 
>       Board Data Type:   The Board Data Type field identifies the data
>          being encoded.  The CAPWAP protocol defines the following
>          values, and each of these types identify whether 
> their presence
>          is mandatory or optional:
> 
>          0 - WTP Model Number:   The WTP Model Number MUST be included
>             in the WTP Board Data message element.
> 
>          1 - WTP Serial Number:   The WTP Serial Number MUST 
> be included
>             in the WTP Board Data message element.
> 
>          2 - Board ID:   A hardware identifier, which MAY be 
> included in
>             the WTP Board Data message element.
> 
>          3 - Board Revision   A revision number of the board, 
> which MAY
>             be included in the WTP Board Data message element.
> 
>          4 - Base MAC Address   The WTP's Base MAC Address, 
> which MAY be
>             assigned to the primary Ethernet interface.
> 
>       Board Data Length:   The length of the data in the Board Data
>          Value field.
> 
>       Board Data Value:   The data associated with the Board Data Type
>          field for this Board Data sub-element.
> </text>
> 
> PatC
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