ZyXEL NetAtlas User Guide - Page 218
DHCP Relay Agent Information
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Chapter 16 IP Configuration 16.1.2.1 DHCP Relay Agent Information The OLT can add information to client DHCP requests that it relays to a DHCP server. This helps provide authentication about the source of the requests. The DHCP server can then provide an IP address based on this information. Please refer to RFC 3046 for more details. The DHCP relay agent information feature adds an Agent Information field to the option 82 field of the DHCP headers of client DHCP request frames that the OLT relays to a DHCP server. The following lists the DHCP relay agent option 82 information that the OLT sends to the DHCP server: • Slot ID (1 byte) • Port ID (1 byte) • VLAN ID (2 bytes) • System name (up to 64 bytes, this is optional) Follow the steps below to set the OLT as a DHCP relay agent. 1 In the Device Panel list, right-click on a device. 2 Click Configuration > IP Configuration > DHCP Relay. 3 Select DHCP Relay from the drop-down box. Figure 142 IP Configuration > DHCP Relay 218 NetAtlas EPON Manager User's Guide
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