Hi Brian I have seen on IOS where (S,G) is only present when we have a uni-directional stream and when we do not then this entry goes away or is the SA cached and still present to the RP, is this a mechanism to help ease state information?
-- BR Tony Sent from my iPhone on 3 On 30 Mar 2013, at 13:24, Adesh Chaudhary <[email protected]> wrote: > On Sat, Mar 30, 2013 at 6:47 PM, Brian McGahan <[email protected]> wrote: > >> In general, the size of the Multicast RIB/FIB that is practically >> supported is much smaller than the Unicast RIB/FIB. Some platforms have >> limitations that there is a much smaller subset of these (S,G) entries that >> can be hardware switched, and if you breach the threshold, the entries >> above this are software switched. For example in Nexus 7K, the current >> published numbers for verified (S,G) is 32,000 entries with the latest 6.1 >> code. As a quick comparison, the number of max BGP routes *per peer* is >> 900,000 in the same version. >> >> >> >> Brian McGahan, CCIE #8593 (R&S/SP/Security), CCDE #2013::13 >> [email protected] >> >> Internetwork Expert, Inc. >> http://www.INE.com >> >> >> -----Original Message----- >> From: [email protected] [mailto:[email protected]] On Behalf Of >> Adesh Chaudhary >> Sent: Saturday, March 30, 2013 4:45 AM >> To: [email protected]; [email protected] >> Subject: Query about the Amount of Multicast State information >> >> Hi Folks, >> >> The amount of State information (especially S,G) seems like a big concern, >> when I am referring to Multicast texts / trainings. >> I am unable to understand why? I mean Unicast routing table can handle >> full BGP prefix information. Then why is "Large amount of Multicast State >> information (S,G) considered such a big deal"? >> Can't the Multicast table handle it? OR What? >> >> Please let me know about your views on this. I am not able to get it. >> >> -- >> Thanks & Regards, >> Adesh >> +91 99996 10511 (Delhi) >> +91 99860 10511 (Bangalore) >> >> >> Blogs and organic groups at http://www.ccie.net >> >> _______________________________________________________________________ >> Subscription information may be found at: >> http://www.groupstudy.com/list/CCIELab.html >> >> >> >> >> >> >> >> > Thanks a lot Brian. Happy weekend! > -- > Regards, > Adesh > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > > http://onlinestudylist.com/mailman/listinfo/ccie_rs _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com http://onlinestudylist.com/mailman/listinfo/ccie_rs
