1 pim-sm and passive mode, 2 dr priority, 1 pim-sm and passive mode 9.3.1.2 dr priority – Siemens S223 User Manual

Page 305

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

A50010-Y3-C150-2-7619 305

9.3.1.1

PIM-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-mode command.

To disable PIM-SM, use the following command.

Command Mode

Description

no ip pim sparse-mode

[passive]

Interface Disables

PIM-SM

from specified interface.

9.3.1.2 DR

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

<

0-4294967294>

Configures the priority for router.
0-4294967294: priority value

no ip pim dr-priority

Interface

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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