Contents
xix
Cisco Catalyst Switch Module 3110 and 3012 for IBM BladeCenter Software Configuration Guide
OL-12189-01
Configuring the DHCP Relay Agent 21-11
Specifying the Packet Forwarding Address 21-11
Enabling DHCP Snooping and Option 82 21-12
Enabling DHCP Snooping on Private VLANs 21-14
Enabling the Cisco IOS DHCP Server Database 21-14
Enabling the DHCP Snooping Binding Database Agent 21-14
Displaying DHCP Snooping Information 21-15
Understanding IP Source Guard 21-16
Source IP Address Filtering 21-16
Source IP and MAC Address Filtering 21-17
Configuring IP Source Guard 21-17
Default IP Source Guard Configuration 21-17
IP Source Guard Configuration Guidelines 21-17
Enabling IP Source Guard 21-18
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 22-5
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 23-2
IGMP Versions 23-3
Joining a Multicast Group 23-3
Leaving a Multicast Group 23-5
Immediate Leave 23-6
IGMP Configurable-Leave Timer 23-6
