PIM Commands
7-94 Configuring IP Multicast

ip pim regcksum wholepacket

Thiscommandchangestheregisterchecksumcalculationtotheindustrystandard.
Syntax
ip pim RegCksum wholepacket
Syntax of the “no” Form
ThenocommandremovesthestaticRPconfiguration:
no ip pim RegCksum wholepacket
Mode
Globalconfiguration:XSR(config)#
Default
Checksumbasedonheaderonly.
Example
Thefollowingexamplechangesthecalculationoftheregisterpackettotheindustrystandard:
XSR(config)#ip pim RegCksum wholepacket

ip pim spt-threshold

ThiscommandconfiguresthethresholdoverwhichaPIMleafroutershouldjointheshortestpath
sourcetreeforthespecifiedgroup.
Syntax
ip pim spt-threshold {kbps|infinity} [group-list access-list]
Syntax of the “no” Form
Thenoformofthiscommandrestoresthethresholdtothedefault:
no ip pim spt-threshold
Mode
Globalconfiguration:XSR(config)#
kbps Trafficrateinkbps.
infinity Neverjointheshortestpathtree.
group-list
access-list
Groupsthethresholdappliesto.Thevalue0appliesthethresholdtoall
groups.