Example: Configuring PIM Sparse Mode Remote Neighbors for IPv6
The following example illustrates how to configure PIM sparse mode remote neighbors for IPv6.
Requirements
This example uses the following software and hardware components:
- JunosE Release 7.1.0 or higher-numbered releases
- E Series router (ERX7xx models, ERX14xx models, the ERX310 router, the E120 router, or the E320 router)
- ASIC-based line modules that support Fast Ethernet or Gigabit Ethernet
Overview
This example uses the configuration shown in Figure 21. Two E Series routers called router Boston and router Chicago are running PIM and are connected by MPLS tunnels.
Configuring PIM Sparse Mode Remote Neighbors for IPv6
Step-by-Step Procedure
To configure the routers as PIM remote neighbors:
- Specify that router Chicago will be a remote neighbor
of router Boston, and identify the IP address on router Chicago that
will transmit datagrams to router Boston.boston(config-router)#remote-neighbor 1001::1 sparse-mode
- Specify the location of the interface that will transmit
datagrams from router Boston to router Chicago.boston(config-router-rn)#update-source atm 2/1.108
- Specify that router Boston will send hello messages to
router Chicago every 40 seconds.boston(config-if)#ipv6 pim query-interval 40
- Specify that router Boston will be a remote neighbor of
router Chicago, and identify the IP address on router Boston that
will transmit datagrams to router Chicago.chicago(config-router)#remote-neighbor 2001::1 sparse-mode
- Specify the location of the interface that will transmit
datagrams from router Chicago to router Boston.chicago(config-router-rn)#update-source atm 2/1.95
- Specify that router Chicago will send hello messages to
router Boston every 40 seconds.chicago(config-if)#ipv6 pim query-interval 40
- See update-source.

Note: You can configure multicast on IPv4 and IPv6 interfaces. For information about configuring PIM on IPv4 interfaces, see Configuring PIM for IPv4 Multicast .
For information about configuring IP interfaces, see Configuring IP in the JunosE IP, IPv6, and IGP Configuration Guide. For information about configuring IPv6 interfaces, see Configuring IPv6 in the JunosE IP, IPv6, and IGP Configuration Guide.
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