Contents
51
Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Example: Configuring the Remote Device to Import DHCP Options 59-31
Example: Configuring DHCP Address Allocation Using Option 82 59-31
Example: Configuring a Static Route with the Next-Hop Dynamically Obtained Through DHCP 59-32
Additional References for the Cisco IOS DHCP Server 59-33
Related Documents 59-33
Standards & RFCs 59-33
MIBs 59-33
Technical Assistance 59-33
Feature Information for the IOS DHCP Server 59-34
Configuring DHCP Snooping, IP Source Guard, and IPSG for Static Hosts 60-1
About DHCP Snooping 60-1
Trusted and Untrusted Sources 60-2
About the DHCP Snooping Database Agent 60-2
Option 82 Data Insertion 60-3
Configuring DHCP Snooping 60-6
Default Configuration for DHCP Snooping 60-7
Enabling DHCP Snooping 60-7
Enabling DHCP Snooping on the Aggregation Switch 60-9
Enabling DHCP Snooping and Option 82 60-10
Enabling DHCP Snooping on Private VLAN 60-12
Configuring DHCP Snooping on Private VLAN 60-12
Configuring DHCP Snooping with an Ethernet Channel Group 60-12
Enabling the DHCP Snooping Database Agent 60-13
Limiting the Rate of Incoming DHCP Packets 60-13
Configuration Examples for the Database Agent 60-15
Example 1: Enabling the Database Agent 60-15
Example 2: Reading Binding Entries from a TFTP File 60-17
Example 3: Adding Information to the DHCP Snooping Database 60-18
Displaying DHCP Snooping Information 60-18
Displaying a Binding Table 60-19
Displaying the DHCP Snooping Configuration 60-19
About IP Source Guard 60-19
Configuring IP Source Guard 60-20
Configuring IP Source Guard on Private VLANs 60-22
Displaying IP Source Guard Information 60-22
Displaying IP Source Binding Information 60-23
Configuring IP Source Guard for Static Hosts 60-24
About IP Source Guard for Static Hosts 60-24
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