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Forum Discussion
WildfireTech
Jan 11, 2026Guide
VLAN Routing for Newbies
Howdy All, I've recently decided to install a GS752 switch in our offices to segregate traffic to help with security. I've run into a problem that I'm hoping someone can help me with (to keep th...
StephenB
Jan 11, 2026Guru - Experienced User
WildfireTech wrote:How do I allow DHCP and DNS to service VLAN1 and VLAN 10, as well others?
For DHCP, you need to set up a relay service. There is a guide (example) here:
Though the KB article is for different switches, you should see similar screens on the GS752 (they are there on the GS728).
Standard DNS doesn't use broadcast. so you wouldn't need a relay. Of course you do need to make sure packets on VLAN10 can be routed to the DNS IP address.
WildfireTech wrote:VLAN10 - doesn't work. No DHCP traffic through and no access to the internet even when using a static IP address in range.
Internet access should be working with a static IP, so something else is wrong. Is VLAN10 set up to reach the firewall?
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