Siemens S323, S223 user manual Candidate RP Message with Cisco BSR, Excluding GenID Option

UMN:CLI	User Manual
	SURPASS hiD 6615 S223/S323 R1.5

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When the Register message is transmitted, the range of Checksum in header conforms to header part as RFC standard, but whole packet is included in the range of checksum in case of Cisco router. For compatibility with Cisco router, you should configure the range of Checksum of Register message as whole packet.

To configure the range of Checksum of Register message as whole packet for compatibil- ity with Cisco router, use the following command.

Command	Mode	Description
ip pim cisco-register-checksum		Configures the option to calculate the Register check-
		sum over the whole packet.
		Configures the option to calculate the Register check-
ip pim cisco-register-checksum	Global	sum over the whole packet on multicast group speci-
		fied by the access list.
group-list{<1-99> <1300-1999>
		1-99: simple access-list
ACCESS-LIST}
		1300-1999: simple access list (extended range)
		ACCESS-LIST: IP named standard access list

To delete a configured Cisco-compatible checksum option, use the following command.

Command	Mode	Description
no ip pim cisco-register-	Global	Deletes a configured value.
checksum

This command is disabled by default. And Register Checksum is calculated only over the header by default.

9.3.8.2	Candidate RP Message with Cisco BSR
	Cisco’s BSR code does not conform to the latest BSR draft, it does not accept candidate
	RPs with a group prefix number of zero. To make the hiD 6615 S323 candidate RP work
	with a Cisco BSR, use the following command. This command is used to inter-operate
	with older Cisco IOS versions.
	Command	Mode	Description
	ip pim crp-cisco-prefix		Configure the Candidate RP-Message to work with
		Global	Cisco BSR
	no ip pim crp-cisco-prefix		Return to the default setting

9.3.8.3	Excluding GenID Option
	To exclude the GenID option from Hello packets on particular interface for inter-operation
	with older Cisco IOS versions, use the following command
	Command	Mode	Description
	ip pim exclude-genid	Interface	Excludes the GenID from hello packets.
	no ip pim exclude-genid		Returns to the default setting.

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