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x_terminat_or_3

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Speed question

Hi all

I admit it, I am not a network geek.

I am however asked to upgrade a small 10/100base network to 10/100/1000base

I made a schematic of what I'd like to do

You can find it at http://www.vlaamse-kern.com/ee/network.png

The question contains two parts

Part One:
Can the LAN in this setup have 1000mbits/sec even with a router that is 10/100base

Part Two
If ansered yes on Part one, then: possible pitfals/suggestions in this setup.
If answered no on Part one, then: what is needed to have 1000mbit/sec on LAN.


That's it for now


Thank you for your attention.


With kind regards



x_terminat_or_3

aka

Ramses

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Fatal_Exception
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x_terminat_or_3

ASKER

Yes.

The server has both 10/100 and another 10/100/1000 card



>until a user wants to access the router

You mean that as long as they are not connecting to the internet, they will have 1000mbit/s speed?
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Thanks that's what I wanted to hear.

Glad I didn't let them purchase that gigabit router.


Thanks all.
and thank you..
>>You mean that as long as they are not connecting to the internet, they will have 1000mbit/s speed?<<

Note, again, this depends on whether you are using VLANs and if the switch is a Layer 3 switch.  If you are using VLANs, they must use the router to 'talk' to each other unless the switch is a Layer 3 switch...  This would mean that you will NOT get 1 Gbps speeds when transversing the VLANs..

Just making sure you understand this concept!

FE
Je vous en prie
Don't laugh... but what's a layer three switch?  How can I find out.

It is a vlan where the router is the DHCP server but that can be changed easily enough.

If all else fails, I can have the server make DHCP as well.
*grin*  A layer 3 switch can provide routing betwen VLANs.  The documentation on the switch should tell you what layer is can operate at.  Just remember the OSI model:

Layer 1 = Physical
Layer 2 = DataLink (Switchs and Bridges)
Layer 3 = Network (Routers)

A layer 3 switch operates at both Layer 2 and Layer 3.

If you are only using one (1) VLAN, you don't have anything to worry about.  If 2 VLANs then it must use a router to be able to communicate between the subnets, or it must have Layer 3 capabilities.  (These are usually high-end switches, and are expensive!  :)

FE
Ok thanks again.
Very welcome!