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Contents
6
Using ACL Groups ............................................................................................................................... 90
ACL Metering and Re-marking ............................................................................................................... 91
Metering........................................................................................................................................ 91
Re-marking..................................................................................................................................... 91
Viewing ACL statistics........................................................................................................................... 91
ACL configuration examples.................................................................................................................. 92
Configure Access Control Lists (CLI example) ...................................................................................... 92
Configure Access Control Lists and Groups (BBI example 1) ................................................................. 93
Using DSCP values to provide QoS ........................................................................................................ 97
Differentiated Services concepts........................................................................................................ 97
Per Hop Behavior............................................................................................................................ 97
QoS levels ..................................................................................................................................... 98
Using 802.1p priorities to provide QoS.................................................................................................. 98
802.1p configuration (CLI example) ................................................................................................ 100
802.1p configuration (BBI example)................................................................................................ 100
Queuing and scheduling..................................................................................................................... 105
Basic IP routing
IP routing benefits .............................................................................................................................. 106
Routing between IP subnets ................................................................................................................. 106
Example of subnet routing................................................................................................................... 109
Using VLANs to segregate broadcast domains.................................................................................. 110
Dynamic Host Configuration Protocol ................................................................................................... 112
DHCP relay agent ......................................................................................................................... 112
DHCP relay agent configuration...................................................................................................... 113
Routing Information Protocol
Distance vector protocol...................................................................................................................... 114
Stability ............................................................................................................................................ 114
Routing updates................................................................................................................................. 114
RIPv1................................................................................................................................................ 115
RIPv2................................................................................................................................................ 115
RIPv2 in RIPv1 compatibility mode........................................................................................................ 115
RIP Features....................................................................................................................................... 115
Poison ......................................................................................................................................... 115
Triggered updates......................................................................................................................... 115
Multicast...................................................................................................................................... 116
Default......................................................................................................................................... 116
Metric.......................................................................................................................................... 116
Authentication .............................................................................................................................. 116
RIP configuration example................................................................................................................... 117
IGMP Snooping
Introduction....................................................................................................................................... 118
Overview.......................................................................................................................................... 118
IGMPv3....................................................................................................................................... 119
FastLeave..................................................................................................................................... 119
IGMP Filtering .............................................................................................................................. 120
Configuring the range .............................................................................................................. 120
Configuring the action.............................................................................................................. 120
Static multicast router..................................................................................................................... 121
IGMP Snooping configuration example............................................................................................ 121