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  • Support for enhanced scaling for the following MPLS features (PTX Series)—Starting in Junos OS Evolved Release 21.2R2, the following features have been enhanced to scale for better performance:

  • RSVP transit LSPs with link and node protection
  • RSVP ingress and egress LSPs with ultimate-hop popping (UHP) and penultimate-hop popping (PHP)
  • LDP-over-RSVP LSPs
  • Packet Forwarding Engine statistics
  • Fast reroute (FRR) and make-before-break (MBB)
  • Weighted ECMP
  • Ping and traceroute

[See MPLS Applications User Guide.]