Re: Cisco Lan Switching Fundamentals & Cisco Lan Switching

P.S.: Just as Bridge Priority and Bridge MAC address gives one field in
BPDU, the BID; Port Priority and Port Number together also give one value:
Port ID.

On Sat, Apr 11, 2009 at 8:28 PM, Vijayaram V <vj2106_at_gmail.com> wrote:

> Hi,
>
> Kennedy Clark's Cisco LAN Switching is all time favorite, in same class as
> Odem, Doyle and Halabi. However as said in previous posts it has to be
> updated for IOS switching. I would grab immediately if a revised version of
> Clark is released.
> In real world, after handling much of 2926,4000,5500,6500 CatOS switches it
> was very difficult when 3550s & 4500s were introduced with IOS. Had to rely
> heavily on Cisco CD that accompanies the switch.
>
> For my CCIE RS lab prep, I bought Cisco BCMSN Self-study guide 4th Ed (
> http://www.ciscopress.com/bookstore/product.asp?isbn=1587052733) and used
> to
> compare it with Clark if I am stuck.
>
> For example,
> In Clark pg 166, STP decisions are based on 4 steps
>
> Step 1: Lowest Root BID
> Step 2: Lowest Path Cost to Root Bridge
> Step 3: Lowest sender BID
> Step 4: Lowest port ID
>
> In the BCMSN guide pg 230, STP decisions are based on 5 steps
>
> Step 1: Lowest Root BID
> Step 2: Lowest Path Cost to Root Bridge
> Step 3: Lowest sender BID
> Step 4: Lowest port priority
> Step 5: Lowest port ID
>
> These type of changes (updates) are critical and my recommendation is to
> use
> Clark for overall understanding of switching concepts and the later for
> current usage.
>
> HTH.
>
> Rgds, Vj
>
> On Sat, Apr 11, 2009 at 9:51 PM, Marc La Porte <marc.a.laporte_at_gmail.com
> >wrote:
>
> > I would recommend Cisco Lan Switching for Spanning Tree ( ch 6&7)... It's
> > the best explanation out there for how the protocol works. Other than
> that
> > I
> > would use newer books like the other one you mention, or the latest BCMSN
> > study or exam guide.
> >
> > On Fri, Apr 10, 2009 at 21:41, Muhabat Khan <muhabat_at_gmail.com> wrote:
> >
> > > i would like to know difference b/w these two books
> > >
> > > 1- Cisco Lan Switching
> > > (Clark, Cisco Press)
> > >
> > > 2- Cisco Lan Switching Fundamentals
> > > (David Barnes, Basir Sakandar)
> > >
> > > which book is best for CCIE R&S. Are both books overlap with each
> > > other and if yes up to which extent?
> > >
> > >
> > > Best Regards,
> > >
> > >
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> > >
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>
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>
>
>
>
>
>
>

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Pavel Bykov
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