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From: Curtis Call (curtiscallHOME.COM)
Date: Thu Apr 19 2001 - 22:59:15 CDT
I think of it like a one packet window.
If that makes any sense.
At 07:03 PM 4/19/01, you wrote:
>In RFC2328,section 10.3 contains like this:
> Event: NegotiationDone
> New state: Exchange
> Action: The router must list the contents of its entire area
> link state database in the neighbor Database summary
> list. The area link state database consists of the
> router-LSAs, network-LSAs and summary-LSAs contained
> in the area structure, along with the AS-external-
> LSAs contained in the global structure. AS-
> external-LSAs are omitted from a virtual neighbor's
> Database summary list. AS-external-LSAs are omitted
> from the Database summary list if the area has been
> configured as a stub (see Section 3.6). LSAs whose
> age is equal to MaxAge are instead added to the
> neighbor's Link state retransmission list. A
> summary of the Database summary list will be sent to
> the neighbor in Database Description packets. Each
> Database Description Packet has a DD sequence
> number, and is explicitly acknowledged. Only one
> Database Description Packet is allowed outstanding
> at any one time. For more detail on the sending and
> receiving of Database Description packets, see
> Sections 10.8 and 10.6.
> Can anyone explain for me what mentions above in red color>?
>Whether the sentense means that at any one time only a DD packet is
>allowed without quickly acknowledged,or it means that at any one time only
>a DD packet is permitted on the flow outwards.
>Hope anyone give some hints,thank you!!!