Hi
i have small question like dependency of subnet zero on routing and other
things like nat n firewall
From cco i got this link for NAT
http://www.cisco.com/en/US/partner/tech/tk648/tk361/technologies_tech_note09186a0080094e75.shtml
but i didnt find about routing
could anybody help me in this
Hi
i have small question like dependency of subnet zero on routing and other
things like nat n firewall
From cco i got this link for NAT
http://www.cisco.com/en/US/partner/tech/tk648/tk361/technologies_tech_note09186a0080094e75.shtml
but i didnt find about routing
could anybody help me in this
this command the router would still do a longest bit
match but doesn't understand subnets, and would check for a subnet if it
is not local to your router it would be dropped.
Ip subnet-zero- This allows the use of the zero subnet and the ip
addresses in that range. take for instance
ese two commands?
>
> ip subnet-zero
> ip-classless
>
> What do they do and why would you use them?
>
> Thanks.
>
> Arnaldo
--
Ishrat Nadeem Zahid
CCNP
Cisco Systems,Inc.
Chelmsford, MA 01824
Message Posted at:
http://www.groupstudy.com/for
subnet zero lets you do this:
ip address 192.168.1.1 255.255.255.252
ip classless lets you do this
ip address 192.168.1.1 255.255.0.0 and probably more importantly it
will allow a router to forward a packet via a default route even though
router is connected to a subnet of the major
packets to the best supernet route possible, use the ip classless
global configuration command. To disable this feature, use the no form of
this command.
Regarding subnet zero, the IOS didn't used to let you assign an address that
was part of subnet zero. It wasn't allowed because it could
. :-)
Regards,
John
>>> "Arnaldo Gomez" 2/13/02 2:44:37 PM >>>
Can someone give a gerneral explanation on these two commands?
ip subnet-zero
ip-classless
What do they do and why would you use them?
Thanks.
Arnaldo
Message Posted at:
http://www.groupstudy.com
Can someone give a gerneral explanation on these two commands?
ip subnet-zero
ip-classless
What do they do and why would you use them?
Thanks.
Arnaldo
Message Posted at:
http://www.groupstudy.com/form/read.php?f=7&i=35340&t=35340
--
t down with vlsm and reclaim most of the space.Duck
> >- Original Message -
> >From: Brian Lodwick <[EMAIL PROTECTED]>
> >To: <[EMAIL PROTECTED]>
> >Sent: Wednesday, December 20, 2000 4:25 AM
> >Subject: ip subnetting
> >
> >
> > > G
ubnetting
>
>
> > Group,
> > In determining valid subnetworks it used to be true all were valid
>accept
> > the all 1's subnet and the all 0's subnet. In an environment where all
> > devices are compatible, I understand, that by using the configuration
&g
Check the IP address to see if it falls on a network boundary.. eg.
192.168.1.16 with 28 bit mask
192.168.1.32 with 28 bit mask
150.49.5.136 with 30 bit mask
of course assuming ip subnet-zero command is used.. you will not get the "bad
mask" error..
"Gert Jan" <[EMA
Strongly discouraged as all ones ip-subnet. Otherwise, you'd refer to the
classfull address.
cvp
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Hi all,
What is the best way to determine if an ip/subnet is an ip subnet-zero
address?
Thanks,
Peter
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For the purpose of the CCNA 2.0 exam does subnet
zero exist as far as Cisco is concerned and has anyone come across any mention
of it in the present 2.0 exam?
Karl
In IP rules it is not possible to use a zero-subnet.
If you wanna overrule this, use it anyway (and why not :-) ) and place a
interface anyway in it you must invoke the ip subnet-zero command.
Try subnetting a IP subnet and without the ip subnet-zero command set an ip
address on a interface in
Hi,
Had a question on ip subnet-zero? It is on by default when you first
configure a router? Why would I want it or better still, why would I not
want it?
Please advise.
Thank you.
Kind regards,
Niraj
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