Contents
xviii
Catalyst 3750 Switch Software Configuration Guide
78-16180-02
Enabling the Cisco IOS DHCP Server Database 21-12
Enabling the DHCP Snooping Binding Database Agent 21-12
Displaying DHCP Snooping Information 21-14
Displaying the DHCP Snooping Configuration 21-14
Displaying the DHCP Snooping Binding Database 21-14
Understanding IP Source Guard 21-15
Source IP Address Filtering 21-16
Source IP and MAC Address Filtering 21-16
Configuring IP Source Guard 21-16
Default IP Source Guard Configuration 21-16
Configuration Guidelines 21-17
Enabling IP Source Guard 21-17
Displaying IP Source Guard Information 21-19
CHAPTER
22 Configuring Dynamic ARP Inspection 22-1
Understanding Dynamic ARP Inspection 22-1
Interface Trust States and Network Security 22-3
Rate Limiting of ARP Packets 22-4
Relative Priority of ARP ACLs and DHCP Snooping Entries 22-4
Logging of Dropped Packets 22-4
Configuring Dynamic ARP Inspection 22-5
Default Dynamic ARP Inspection Configuration 22-5
Dynamic ARP Inspection Configuration Guidelines 22-6
Configuring Dynamic ARP Inspection in DHCP Environments 22-7
Configuring ARP ACLs for Non-DHCP Environments 22-8
Limiting the Rate of Incoming ARP Packets 22-10
Performing Validation Checks 22-11
Configuring the Log Buffer 22-12
Displaying Dynamic ARP Inspection Information 22-14
CHAPTER
23 Configuring IGMP Snooping and MVR 23-1
Understanding IGMP Snooping 23-1
IGMP Versions 23-2
Joining a Multicast Group 23-3
Leaving a Multicast Group 23-5
Immediate Leave 23-5
IGMP Report Suppression 23-5
IGMP Snooping and Switch Stacks 23-6
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