RSTP has timers I agree but it s not "timers based" like regular STP.
RSTP uses handshakes to check if a port can FWD or not. RSTP can converge in a sec . 2010/11/18 Ryan Jensen <[email protected]> > I'm pretty sure the forward-delay timer is still 15 seconds. > > On Thu, Nov 18, 2010 at 10:03 AM, Taqdir Singh <[email protected]>wrote: > >> *Hi all,* >> * >> *What is the default convergence times when using RSTP? Unlike STP I >> understand that RSTP has three timing intervals before it begins to >> converge. >> >> RSTP >> Hello timer >>> 2 seconds >> MAX-AGE >>> 6 seconds >> Forward-Delay (Learning) >>> ? seconds >> >> Default convergence time ? >> >> >> STP >> Hello timer >>> 2 seconds >> MAX-AGE >>> 20 seconds >> Forward-Delay (Listening) >>> 15 seconds >> Forward-Delay (Learning) >>> 15 seconds >> >> Default convergence time 50 seconds >> >> >> If I am understanding things correctly >> >> 1.The Hello interval are the same as STP which is every 2 seconds. >> >> 2. The default Max-Age time for RSTP is 3 times the hello interval or 6 >> seconds. >> >> 3.RSTP elminates the listening state however, there is a learning state. >> >> What is the default time that RSTP stays in the learning state before is >> transitions to either forwarding or discarding? >> >> >> _______________________________________________ >> For more information regarding industry leading CCIE Lab training, please >> visit www.ipexpert.com >> >> > > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > -- Nicolas MICHEL Ingenieur Réseaux et Securité (CCNA/CCNP)
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