Siemens S223, S323 user manual PIM-SM and Passive Mode, DR Priority

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

9.3.1.1PIM-SM and Passive Mode

You need to open Interface Configuration mode of specified interface for activating PIM- SM on Ethernet interface. To open Interface Configuration mode, use the following com- mand.

Command	Mode	Description
interface INTERFACE	Global	Opens Interface Configuration mode of specified inter-
		face.

To disable Interface Configuration mode, use the following command.

Command	Mode	Description
no interface INTERFACE	Global	Disables a specified interface.

To activate PIM-SM after opening the Interface Configuration mode, use the following command.

Command	Mode	Description
ip pim sparse-mode [passive]	Interface	Activates PIM-SM on specified interface.

The ip pim sparse-mode passive command enables passive mode operation for local members on the interfaces. Passive mode essentially stops PIM transactions on the inter- face, allowing only IGMP mechanism to be active. To turn off passive mode, use the ip pim sparse-mode passive or the ip pim sparse-modecommand.

To disable PIM-SM, use the following command.

Command	Mode	Description
no ip pim sparse-mode [passive]	Interface	Disables PIM-SM from specified interface.

9.3.1.2DR Priority

To set the priority for which a router is elected as the designated router (DR), use the fol- lowing command in interface configuration mode.

Command	Mode	Description
ip pim dr-priority		Configures the priority for router.
<0-4294967294>	Interface	0-4294967294: priority value
no ip pim dr-priority		Returns to the default value 1.

The router with the highest priority value configured on an interface will be elected as the DR. If this priority value is the same on multiple routers, then the router with the highest IP address configured on an interface will be elected as the DR. If a router does not ad- vertise a priority value in its hello messages, the router is regarded as having the highest priority and will be elected as the DR. If there are multiple routers with this priority status, then the router with the highest IP address configured on an interface will be elected as

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