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How does DHCP work across VLANs?
DHCP uses the IP address of a VLAN to determine the pool from which it should provide an IP configuration. Assign an IP address to each VLAN from the reserved IP address of the corresponding DHCP pool.
Do I need a DHCP server for each VLAN?
Each VLAN is a broadcast domain, so essentially you have to put a DHCP server on each VLAN.
How do I make sure DHCP is enabled?
Right-click on “Local Area Connection,” then click on “Properties.” Click on “Internet Protocol (TCP/IP),” then click on “Properties.” Place checkmarks next to “Obtain an IP address automatically” and “Obtain DNS server address automatically.” Click on “OK.” DHCP will now be enabled.
How does DHCP server work across different VLANs?
Let’s say I have 3 VLANs (1, 10, 20), with the DHCP server being on 1. DHCP server is set up correctly (different scopes for each subnet). I understand that if I set up a Layer 3 switch/router correctly, each Host should be able to get an IP address from the DHCP. But how does this actually happen?
Can a DHCP server be created on a switch?
Yes you want to create DHCP Server on your M4300 Managed switch and assign DHCP Pool for each VLAN with excluded IP address range each time.. The way each DHCP pool is binded to its correct VLAN is simple: the network in each DHCP pool must belong to each VLAN IP interface subnet (or vice versa if you prefer).
How to setup packet tracer lab for multiple VLANs?
Packet tracer lab setup 1 Create three VLANs and add 2 PCs to each VLAN. 2 Configure the DHCP server on the switch and create three DHCP pools. 3 Assign a DHCP pool to each VLAN. 4 Configure all PCs as DHCP clients. 5 Verify that all PCs receive their IP configuration from the DHCP server. 6 Test connectivity between all PCs.
Why do you need a DHCP Relay for VLAN?
For every Interface VLAN you have to add a DHCP Relay to relay the (Discover, Offer, Request and Ack) packets between the clients and the DHCP server to assign a proper IP address for every client from the proper scope.