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Dell EMC Configuration Guide for the S4048T–ON System 9.14.2.4

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Source Address Validation

Using the DHCP binding table, Dell EMC Networking OS can perform three types of source address validation (SAV).

Table 1. Three Types of Source Address ValidationThree Types of Source Address Validation
Source Address Validation Description
IP Source Address Validation Prevents IP spoofing by forwarding only IP packets that have been validated against the DHCP binding table.
DHCP MAC Source Address Validation Verifies a DHCP packet’s source hardware address matches the client hardware address field (CHADDR) in the payload.
IP+MAC Source Address Validation Verifies that the IP source address and MAC source address are a legitimate pair.

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