Frank
How did you find out that you could do dot1q or ISL trunking on 10M bit
ethernet with version 12.2? I took a cursory glance at 12.2. release
notes and I did not see this new feature.
Nelluri
Frank Kim wrote:
>
> Ahmed,
> The 4000 can go up to 16megs of ram. With the 'm' added to it, which is
> 'memory enhanced', it can go up to 32megs of ram. There is also a major
> difference between the 4000m vs 4500m. The cpu on the 4000m is a weak ass
> motorola 40mhz cpu. While on the 4500m, you get a 100mhz RISC cpu. With
> the new 12.2 ios, you can even do MLS and 802.1q vlan routing on the 4500m
> with just 10mbps ethernet interfaces. Now with the 4700m, you can
> potentially go up to 64megs of dram. The cpu on that is the same as the
> 4500m, but it's 133mhz instead of 100mhz. Some cheap companies like mine
> still use a 4700m for bgp routing. Of course you have to run older codes
> for it such as 11.3 in order to have enough ram to store full bgp table,
> assuming you're using 64megs of ram.
>
> If you wish to get a 4500m with 2 ethernet ports to do 802.1q vlan
> routing, you can get it from me also. I purchased about 50 of these 4500m
> when i found out that it can do vlan routing on just 10mbps ethernet
> interfaces, on 12.2 code of course.
>
> -Frank
>
> On Thu, 12 Jul 2001, Ahmed Mamoor
> Amimi wrote:
>
> > Hi,
> > Can anyone tell me the difference b/w 4000 and 4500M.
> > The price for 4000 used is very low as compared to 4500M or 4700M. I
> > think there is no difference except of memory.
> > Please correct me
> >
> > Thanks,
> > Mamoor
> > CNE CCIP
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