Re: RIP V1 VLSM

check this link out

http://www.networksorcery.com/enp/protocol/rip.htm

if you look at the header of the RIP packet

ver1 has no subnet mask field

ver2 header does have a field for the subnet mask

This is why you cannot send a network with a different subnet with RIPv1.

Ben

On Tue, Feb 16, 2010 at 1:18 PM, Marko Milivojevic <markom_at_ipexpert.com> wrote:
> On Tue, Feb 16, 2010 at 18:13, Tony Schaffran (GS)
> <groupstudy_at_cconlinelabs.com> wrote:
>> That is what I am seeing.
>>
>> As long as all the masks are the same, they will be advertised.
>
> That's exactly right. Otherwise, RIPv1 has no idea what to do.
>
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