>wow, i've never seen an lsa type 9. whats the function of that one? could u
>also enlighten le on lsa type 8? thx
Type 8 really was never widely implemented by any vendor. iBGP has
turned out to be a better solution for the problem it was intended to
solve.
Type 9 is a new one with various applications, called the opaque LSA.
Among other things, it will be used to transfer bandwidth allocation
information in traffic engineering.
>Morgan
>
> > -----Message d'origine-----
> > De: Howard C. Berkowitz [SMTP:[EMAIL PROTECTED]]
> > Date: vendredi 12 mai 2000 15:46
> > �: [EMAIL PROTECTED]
> > Objet: Re: LSA and LSU of the OSPF
> >
> > >Hi guys,
> > >
> > >I am confused between the LSA and LSU , could someone clairfy the
> > difference
> > >between them. Are they interchangable ?
> > >
> > >Thanx
> > >
> > >
> > >
> > You're confused because this is really confusing! LSU and LSAck
> > (usually the way the LSAck is written) are packets. LSA's are data
> > structures carried _in_ packets.
> >
> > OSPF Packet type
> > 1 2 3 4 5
> > Hello Database Descr. LS Request LS Ack LS Update
> > | | | |
> > +----------------+----------------+-----------+
> > Types 2-5 contain
> > Link State Advertisements (LSA)
> > LSA-1: Router
> > LSA-2: Specific prefix
> > LSA-3: Summary prefix
> > LSA-4: ASBR
> > LSA-5: External prefix
> > LSA-6: Multicast*
> > LSA-7: NSSA external
> > LSA-8: Database overflow*
> > LSA-9: Opaque
> >
> > * Not used by Cisco
> > ** New type, will be used by traffic engineering
> >
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