Alcatel-Lucent 7750 SR Manual page 1357

By enabling sticky-dr on this interface, it will continue to act as the DR for the LAN even after the
old DR comes back up.
The no form of the command disables sticky-dr operation on this interface.
Default
disabled
Parameters
priority dr-priority — Sets the DR priority to be sent in PIM Hello messages following the election
three-way-hello
Syntax three-way-hello [compatibility-mode]
no three-way-hello
Context config>service>vprn>pim>interface
Description
This command configures the compatibility mode for enabling the three way hello.
Parameters
compatibility-mode — Specifies to enable the three way hello.
tracking-support
Syntax [no] tracking-support
Context config>service>vprn>pim>interface
Description This command sets the the T bit in the LAN Prune Delay option of the Hello Message. This indicates
the router's capability to disable Join message suppression.
Default
no tracking-support
mc-ecmp-balance
Syntax [no] mc-ecmp-balance
Context config>service>vprn>pim
Description This command enables multicast balancing of traffic over ECMP links. When enabled, each multicast
stream that needs to be forwarded over an ECMP link will be re-evaluated for the total multicast
bandwidth utilization. Re-evaluation occurs on the ECMP interface in question.
The no form of the command disables the multicast balancing.
7750 SR OS Services Guide
of that interface as the DR, when sticky-dr operation is enabled.
Values
1 — 4294967295
Virtual Private Routed Network Services
Page 1357