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IP Services Simulator

DHCP DORA — step by step

Click Next step to walk through Discover → Offer → Request → Ack. Toggle the relay scenario to see how ip helper-address converts the client\'s broadcast into a unicast to a DHCP server on a different subnet.

Current step: Idle — click Next
CLIENTmac aabb.cc00.0005ip: 0.0.0.0DHCP SRVip 10.99.99.10pool 10.0.10.0/24VLAN 10 · 10.0.10.0/24VLAN 99 · 10.99.99.0/24
Packet on the wire
Click Next step to send a packet…
What this step does
DHCP begins as a broadcast because the client has no IP yet. Click Next to see the first message.
DHCP state machine
INIT SELECTING REQUESTING BOUND
Lease:

Practice — quick check

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