Juniper JUNOSE 11.1.X MULTICAST ROUTING, Руководство по настройке

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Chapter 1
Configuring IPv4 Multicast
IPv4 multicast enables a device to send packets to a group of hosts rather than to a
list of individual hosts. This chapter describes how to configure IP multicast on the
E Series router; it contains the following sections:
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IPv4 Multicast Overview on page 3
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Platform Considerations on page 5
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References on page 6
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Before You Begin on page 6
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Configuring the Switch Fabric Bandwidth on page 6
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Enabling IP Multicast on page 7
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Defining Static Routes for Reverse-Path Forwarding on page 7
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Displaying Available Routes for Reverse-Path Forwarding on page 7
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Enabling and Disabling RPF Checks on page 9
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Using Unicast Routes for RPF on page 9
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Defining Permanent IP Multicast Forwarding Entries on page 10
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Defining a Multicast Bandwidth Map on page 10
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Configuring Multicast QoS Adjustment on page 15
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Activating Multicast QoS Adjustment Functions on page 17
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Configuring Hardware Multicast Packet Replication on page 18
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Blocking and Limiting Multicast Traffic on page 25
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Deleting Multicast Forwarding Entries on page 30
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Monitoring IP Multicast Settings on page 30
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BGP Multicasting on page 40
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Investigating Multicast Routes on page 40
IPv4 Multicast Overview
IPv4 defines three types of addresses: unicast , broadcast , and multicast . Each type
of address enables a device to send datagrams to selected recipients:
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A unicast address enables a device to send a datagram to a single recipient.
IPv4 Multicast Overview
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