RE: Enabling OSPF using minimum network statements

From: Scott Morris (smorris@ipexpert.com)
Date: Mon Mar 10 2008 - 16:11:20 ARST


It's all about perception... When in doubt, alter yours just a little, and
amazing things make sense. :)

http://www.cisco.com/en/US/docs/ios/iproute/command/reference/irp_osp1.html#
wp1013708

Scott Morris, CCIE4 (R&S/ISP-Dial/Security/Service Provider) #4713, JNCIE-M
#153, JNCIS-ER, CISSP, et al.
CCSI/JNCI-M/JNCI-ER
VP - Technical Training - IPexpert, Inc.
IPexpert Sr. Technical Instructor

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smorris@ipexpert.com

 

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-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
keith tokash
Sent: Monday, March 10, 2008 2:03 PM
To: Skinner, Stephen; Chan Hong; YourPal; Cisco certification
Subject: RE: Enabling OSPF using minimum network statements

I saw this topic in the IE forums and my response was the same there as it
is now. The minimum number of network statements required to put those
networks into OSPF is zero.

With a few exceptions, secrecy is deeply incompatible with democracy and
with science.
        --Carl Sagan

> From: Stephen.Skinner@rbs.co.uk
> To: chan_hong33@yahoo.com; dearprudence28@gmail.com;
> ccielab@groupstudy.com
> Subject: RE: Re: Enabling OSPF using minimum network statements
> Date: Mon, 10 Mar 2008 13:10:43 +0000
>
> If there is another task , then I would use 154.1.0.0 0.0.255.255
> instead
>
> HTH
>
> Stephen
>
>
> mail: Stephen.Skinner@rbs.co.uk
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]
> Sent: 10 March 2008 12:12
> To: YourPal; Cisco certification
> Subject: Re: Enabling OSPF using minimum network statements
>
> If there is another task request you to enable another ospf area on
> int fa0/0 and s0/0. Then can I use "network 0.0.0.0 0.0.0.0 area 0" to
> meet this task requirement??
>
>
> ----- 6l%s-l%s ----
> 1H%s$H!R YourPal
> <dearprudence28@gmail.com>
> &,%s$H Cisco certification <ccielab@groupstudy.com> 6G0e$i4A!R 2008 &~
> 3$k 9 $i ,P4A$i $U$H 8:24:11 %DCD!G Enabling OSPF using minimum
> network statements
>
> Hi Group,
>
> A router has the following IP
> addresses:
>
> !
> interface FastEthernet0/0
> ip address 154.1.38.3 255.255.255.0
> !
> interface FastEthernet0/1
> ip address 154.1.3.3 255.255.255.0
> !
> interface
> Serial0/0
> ip address 154.1.0.3 255.255.255.0
> !
> interface Serial0/2
> ip address
> 154.1.13.3 255.255.255.0
> !
> interface Serial0/3
> ip address 154.1.23.3
> 255.255.255.0
> !
>
> The task requires to enable OSPF area 0 on interfaces Fa0/1, s0/2, and
> s0/3 using the minimum amount of network statements necessary. Do not
> enable area 0 on any other interfaces.
>
> As hard as I tried, I'm not able
> to use minimum network statements to cover those 3 interfaces without
> covering s0/0. So I configured 3 statements as follows (to me, this is
> the min.):
>
> !
> router ospf 1
> network 154.1.3.3 0.0.0.0 area 0
> network 154.1.13.3 0.0.0.0 area
> 0
> network 154.1.23.3 0.0.0.0 area 0
> !
>
> Let me know if you have a solution that meets the task requirement.
>
>
> Thank you.
>
> BR,
> Emil
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