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Help with VLANS on Dell PowerConnect 6024

Hello all,
I am looking for some help setting up a VLAN on a Dell 6024 switch (does support Layer 3\Routing).

What I want do, if I can, is just plug the switch into the existing network (192.168.2.x IPs), configure about 8 ports as a VLAN 250 (192.168.250.x IPs) and then allow routing from the 250.x VLAN to the rest of the network including internet access.

Is this possible? In theory I believe it is but I seem to having some issue getting it configured correctly. Right now I have 2 VLANs configured. I also want to disallow DHCP from the regular network (VLAN 20) to the other VLAN 250 network.

VLAN 20
192.168.2.x       255.255.255.0       Ports g1-g6
VLAN 250
192.168.250.x       255.255.255.0       Ports 13-16

I have the ports set as “General” and “Admit All”, and I have the starting ports(Port 1 and Port 13) for each VLAN set as “Access” and “Admit All”

Thank you for any help you can provide. I have looked at this for quite some time and can reset my switch to default again and start over if needed. I just need some help getting it done. Thank you again.
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Cyclops3590
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Thanks so much for your reply Cyclops3590.

It does make me feel better that this can be done. But I hate that I can't get it to work. I think I am really close I am just missing something small.

Ok so I have an existing network now running 2.x,4.x, and 5.x and they can all see each other.

I setup the 20 VLAN on this switch and when I plug into it my devices get a DHCP address from the DHCP server in my network as expected.

I also setup a 250 VLAN that my Ruckus Zone Director connects to (250.2) and the Access Points (250.3-250.6) and the Zone Director handles the DHCP for my laptops. This works as expected and the Laptops are getting the IP address of 250.x.

However, I don’t understand how to make the 2 VLANs talk to each other so that my laptops (250.x) can communicate with my wired network (2.x). I am sure it is something simple that I am missing I just don’t see it yet.
ok, it sounds like you have two layer 3 devices.  We'll call the device handling 2, 4, 5, and 20 networks Router1 and the dell with 250 network Router2.

Here's the problem it sounds like you're having.
vlan 250 hosts can't talk to anything but 250 hosts and can't reach anything outside their subnet.  the rest of the vlans all work just fine.

If that is correct, here is your problem.  Router2, while it may be plugged into Router1, doesn't know how to communicate back and forth; no routing capability.

Here is your solution.

1) Setup another interface on Router1 that is part of vlan 250.
2) Switch all clients to using that new interface as the default gateway

OR

1) setup another interface on Router2 that is part of vlan X where X can be 2, 4, 5 or 20
2) Setup a route on Router2 for 0/0 (default route) and set the next hop as the IP in that vlan you just added to the IP associated with the corresponding vlan interface on Router1
3) setup a route on Router1 for 250.x/24 and point it toward the IP address of the vlan interface setup on Router2 done in step 1

personally I would do the first one as its easier to maintain having a single device be the inter-vlan routing device.  at this point you should be able to communicate back and forth provided there is no network firewall rules preventing such communication
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I have put this on hold for now. Thanks for your help with this! I think you were taking me down the right path and when I can I will revisit it.