HP ProCurve Secure Router 7203 dl Advanced Management And Configuration Manual page 19

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Building RP and SP Trees When the Source Begins
Multicasting First . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-15
A Source Begins Multicasting Before Any Hosts Join
Its Group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-15
A Host Joins a Group After Routers Have Already
Switched to an SP Tree . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-16
RP Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-17
PIM-SM Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-18
Join/Prune Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-18
Register Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-25
Register-Stop Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-26
Bootstrap Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-26
Hellos . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-26
Asserts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-26
Configuring PIM-SM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-28
Enabling PIM-SM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-29
Configuring a Static RP Set . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-30
Specifying Static RPs that Support All Groups . . . . . . . . . . . . . 11-31
Specifying a Static RP for a Specific Group . . . . . . . . . . . . . . . . 11-31
Specifying When the Router Switches to the SP Tree . . . . . . . . . . . 11-35
Forcing the Router to Use the RP Tree Permanently . . . . . . . . . . . . 11-36
Changing an Interface's DR Priority . . . . . . . . . . . . . . . . . . . . . . . . . . 11-36
Changing PIM-SM Timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-37
Join/Prune Period . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-38
Hello Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-39
Override and Propagation Delay Timers . . . . . . . . . . . . . . . . . . . 11-39
Configuration Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-40
Example 1: Configuring PIM-SM in a Network with
a Headquarters and Two Small Remote Sites . . . . . . . . . . . . . . 11-40
Example 2: Configuring Specific RPs to Support
Specific Groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-45
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