Kurt
As a follow up
Forget my first point.... Seems I am thinking of the link address... when
I think you only intended to show the nets... thus
I think u can see the rest
Lou Nelson, CCNP, CCDA
----- Original Message -----
From: Lou Nelson <[EMAIL PROTECTED]>
To: Cisco GroupStudy <[EMAIL PROTECTED]>; Kurt <[EMAIL PROTECTED]>
Sent: Saturday, June 03, 2000 2:36 PM
Subject: Re: VLSM Question
> Kurt,
> Let me clear... My OSPF is weak... Lotsa study/// ZERO Hands on... I
work
> with EIGRP, RIP etc... but will start some lab work soon with OSPF to get
> ready for bigger TEST!!!!!!!!!!!!! enough of the excuses as to why I
> could be wrong... so listen for the crowd to flame me if I stumbled.
>
> Not really.
> 1. Your e0-s1 are the network addresses... u need to make them the host
> 2. This is oversummarization. Your route of 172.16.10.0/27 is a network
of
> .0 a broadcast of .31 and includes all the host from 1-30...
> Example the .27 address (which you have not assigned) exist elsewhere in
> your route domain.... it is lost because of you oversummarization
>
> I suggest
> int e0 = 172.16.10.1 /30 (net .0 broad .3 host .1 & .2)
> int e1 = 172.16.10.5 /30 (net .4 broad .7 host .5 & .6)
> int s0 = 172.16.10.9 /30 (net .8 broad .11 host .9 & .10)
> int s1 = 172.16.10.13 /30 (net .12 broad .15 host .13 & .14)
>
> Area Border Router.
> !!!!!!!!!!!!!!!!! (folks correct me if I blow it)
>
> router ospf 23
> route 172.16.10.0 0.0.0.3 area 1
> route 172.16.10.4 0.0.0.3 area 2
> route 172.16.10.8 0.0.0.3 area 3
> route 172.16.10.12 0.0.0.3 area 4
> summary-address 172.16.10.0 255.255.255.240
> --
>
> Lou Nelson, CCNP, CCDA
>
>
> ----- Original Message -----
> From: Kurt <[EMAIL PROTECTED]>
> Newsgroups: groupstudy.cisco
> To: <[EMAIL PROTECTED]>
> Sent: Saturday, June 03, 2000 1:49 AM
> Subject: VLSM Question
>
>
> > I have four different interfaces on a 2514 router (e0,e1,s0,s1), each
> > interface is on a different subnet, and the mask is 30 bits. Here's they
> > are:
> > int e0 = 172.16.10.4 /30
> > int e1 = 172.16.10.8 /30
> > int s0 = 172.16.10.12 /30
> > int s1 = 172.16.10.16 /30
> > ( I only want two addresses per subnet)
> > I'm running OSPF routing protocol on this router. Each route is
> > configured in a different area, so that makes this router an Area Border
> > Router.
> > here's the logic:
> > router ospf 23
> > route 172.16.10.4 0.0.0.0 area 1
> > route 172.16.10.8 0.0.0.0 area 2
> > route 172.16.10.12 0.0.0.0 area 3
> > route 172.16.10.16 0.0.0.0 area 4
> > I want to summarize the addresses into one route for the routing table.
> > Is this possible?
> > Here's the binaries on the last octet:
> > 4 = .00000100
> > 8 = .00001000
> > 12= .00001100
> > 16= .00010000
> > I came up with summary-address 172.16.10.0 255.255.255.224
> > (ABR script = area 23 range 172.16.10.0 255.255.255.224)
> > Is this correct?
> >
> > ___________________________________
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