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Option 82 Field Content . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-52
Forwarding Policies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-54
Configuration Options for Managing DHCP Client Request
Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-54
Multiple Option 82 Relay Agents in a Client Request Path . . . . . 3-55
Validation of Server Response Packets . . . . . . . . . . . . . . . . . . . . . 3-56
Multinetted VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-57
Configuring Option 82 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-58
Example of Option 82 Configuration . . . . . . . . . . . . . . . . . . . . . . . 3-60
Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-61
UDP Broadcast Forwarding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-63
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-63
Subnet Masking for UDP Forwarding Addresses . . . . . . . . . . . . . . . . 3-64
Configuring and Enabling UDP Broadcast Forwarding . . . . . . . . . . . 3-65
Globally Enabling UDP Broadcast Forwarding . . . . . . . . . . . . . . 3-65
Configuring UDP Broadcast Forwarding on Individual VLANs . 3-65
Displaying the Current IP Forward-Protocol Configuration . . . . . . . 3-67
Operating Notes for UDP Broadcast Forwarding . . . . . . . . . . . . . . . . 3-68
Messages Related to UDP Broadcast Forwarding . . . . . . . . . . . . . . . 3-68
Index
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