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Resolved Issues: 21.1R2

General Routing

  • The IPv6 BFD sessions flap when configured below 100 ms flaps. PR1456237

  • The aggregated Ethernet interface might not come up with LFM configured after reboot. PR1526283

  • In the Layer 3 VPN scenario, the CE device traffic drops on ingress PE device while resolving using default route in VRF. PR1551063

  • Verifying multiple PD synchronizations with relay deletes and adds configurations. PR1554647

  • The ACX5448/ACX710 router as TWAMP server delays the start session acknowledgment by 10 seconds. PR1556829

  • On the ACX5448 routers, single rate three color policer does not work. PR1559665

  • When an RDI is received with CCM packet, sessions are not deleted. PR1560182
  • The DNX router fails to program Mcast route in BCM, when the route has pime interface as outgoing interface. PR1560914

  • Inline BFD stays down with ISIS/Static clients. PR1561590

  • Analyzer (Port Mirroring) might not work on ports above 20. PR1563774
  • Loopback0 firewall might not take effect along with error logs. PR1566417

  • Pushing more than 2 MPLS labels on ACX5448/ACX710 might not work. PR1566828

  • On the ACX500 routers, service MIC does not work. PR1569103

  • [interface] [interface] : acx5048 :: [ IFD: traffic-input-pps not incrementing for vlantagged_flexible traffic]. PR1569763

  • ACX resets tunable optics to default wavelength after upgrade/reboot. PR1570192
  • On the ACX5448 routers, the untagged traffic is being incorrectly queued and marked. PR1570899

  • ACX710: PEM Feed snmp trap support. PR1571368

  • ACX5448: RFC2544 reflector feature could not work on a higher port. PR1571975

  • The l2circuit and CFM sessions might go down with asynchronous-notification configured. PR1572722
  • ARP traffic exceeding the policer limit is not discarded on ACX platforms. PR1573956

  • On ACX5448/710 platforms 802.1P rewrite might not work. PR1574601
  • Packets might get tagged with the default VLAN-ID and dropped at the peer under Layer 2 circuits local switching scenario. PR1574623

  • ACX fails to process RSVP Path Message. PR1576585

  • RLFA does not takes effect due to service label incorrectly popped. PR1577460

  • "LIBCOS_COS_TVP_FC_INFO_NOT_FOUND: Forwarding-class information not specified" is seen when commiting scheduler-map under class-of-service. PR1579009

  • On the ACX710 routers, continuous reboot due to configuration under auxiliary port s observed. PR1580016

  • On the ACX5448 platform asynchronous-notification for 1G interface fails to work. PR1580700

  • There might be a traffic drop between customer edge and provider edge devices in case of ARP resolution failure. PR1580782
  • The process rpd may stuck in 100% due to race condition. PR1582226

  • acx710 log jnpr-clock-recovery.log file size too small and archives rotate too quick. PR1582350

  • [interface] [AE] ACX-710 :: ACX: ACX710: unexpected results observed while verifying channelised interface check with snmp mib get ifHighSpeed output. PR1583995

  • ACX5448 - ACX_ASIC_PROGRAMMING_ERROR - Detection time shows the default value (6.000) instead of the configured value for single hop BFD. PR1585382

  • DHCPv4 might not work on ACX710/ACX5448. PR1589135
  • Traffic might get forwarded through the member links in down state after new member links are added to AE interface on ACX710/ACX5400. PR1589168

  • ACX5448/710 platforms running DHCP relay will not process packets arriving over MPLS with an explicit null label. PR1590225

  • Traffic is not passing through the l2circuit interface when vlan-id-range configured. PR1590969

  • [eoam] [eoamtag] acx5448 :: Seeing high DMR out of sequence with iterator configuration. PR1596050

  • [l2snooping] [l2snoopingtag] ACX-710 :: ACX710: l2ald.core seen @ l2ald_event_process_list_id, l2ald_event_proc_all_lists, l2ald_event_periodic () at ../../../../../../src/junos/usr.sbin/l2ald/l2ald_event.c:757. PR1596908

  • Traffic drop in EVPN VPWS flexible cross connect on ACX5448/710. PR1598074
  • PDT-SP-METRO-After appending CoS configuration when we are changing the drop-profile fill-levels we are seeing ae interface is going down. PR1598595

Platform and Infrastructure

  • Junos OS: Upon receipt of specific sequences of genuine packets destined to the device the kernel will crash and restart (vmcore). PR1557881

Routing Protocols

  • BGP session carrying VPNv4 prefix with IPv6 next-hop might be dropped. PR1580578