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DHCPV4

  • 1 DHCPv4
    • 1.1 DHCPv4 Overview
    • 1.2 Dynamic ARP Inspection Overview
      • 1.2.1 ARP Poisoning
      • 1.2.2 How Dynamic ARP Inspection Works
        • 1.2.2.1 ARP and DHCP Snoop Entries
      • 1.2.3 Configuration Notes and Feature Limitations for DAI
      • 1.2.4 Configuring Dynamic ARP Inspection
      • 1.2.5 Configuring Dynamic ARP Inspection on Multiple VLANs
      • 1.2.6 Disabling Syslog Messages for DAI
      • 1.2.7 Displaying ARP Information
      • 1.2.8 Configuring DAI to Support Multi-VRF
      • 1.2.9 Enabling Trust on a Port for a Specific VRF
    • 1.3 DHCP Snooping
      • 1.3.1 How DHCP Snooping Works
        • 1.3.1.1 DHCP Snooping Deployment over a LAG
        • 1.3.1.2 DHCP Binding Database
        • 1.3.1.3 Client IP-to-MAC address mappings
      • 1.3.2 System Reboot and the Binding Database
      • 1.3.3 Configuration Notes and Feature Limitations for DHCP Snooping
      • 1.3.4 Configuring DHCP Snooping
      • 1.3.5 Configuring DHCP Snooping on Multiple VLANs
      • 1.3.6 Displaying DHCPv4 Snooping Information
      • 1.3.7 Configuring DHCPv4 Snooping for Multi-VRF
      • 1.3.8 Enabling DHCP Snooping MAC Address Verification
    • 1.4 DHCP Relay Agent Information and Option 82 Insertion
      • 1.4.1 Configuration Notes for DHCP Option 82
      • 1.4.2 DHCP Option 82 Sub-options
        • 1.4.2.1 Sub-option 1: Circuit ID
        • 1.4.2.2 Sub-option 2: Remote ID
        • 1.4.2.3 Sub-option 6: Subscriber ID
      • 1.4.3 DHCP Option 82 Configuration
        • 1.4.3.1 Disabling or Re-enabling DHCP Option 82 Processing on an Interface
        • 1.4.3.2 Disabling DHCP Option 82 Globally and Re-enabling it for an Interface
        • 1.4.3.3 Disabling or Re-enabling DHCP Option 82 Processing on all VLAN Member Ports
        • 1.4.3.4 Changing the DHCP Relay Agent Forwarding Policy
        • 1.4.3.5 Configuring DHCP Snooping Relay Information Sub-options
        • 1.4.3.6 Displaying DHCP Option 82 Information
        • 1.4.3.7 Configuring the Source IP Address of a DHCP Client Packet on the DHCP Relay Agent
    • 1.5 IP Source Guard
      • 1.5.1 Configuration Notes and Feature Limitations for IP Source Guard
      • 1.5.2 Enabling IP Source Guard on a Port or Range of Ports
      • 1.5.4 Defining Static IP Source Bindings
      • 1.5.5 Enabling IP Source Guard for a VLAN
      • 1.5.6 Enabling IP Source Guard for a LAG Port for a VLAN
      • 1.5.7 Enabling IP Source Guard on Multiple VLANs
      • 1.5.8 Binding IP Source Guard ACLs to Ports
      • 1.5.11 Displaying Learned IP Addresses

DHCP Option 82 Sub-options

The RUCKUS implementation of DHCP option 82 supports the following sub-options:

  • Sub-option 1: Circuit ID
  • Sub-option 2: Remote ID
  • Sub-option 6: Subscriber ID

In this section:

  1. Sub-option 1: Circuit ID
  2. Sub-option 2: Remote ID
  3. Sub-option 6: Subscriber ID
Parent topic: DHCP Relay Agent Information and Option 82 Insertion

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