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Open Issues

Learn about open issues in this release for ACX Series routers.

For the most complete and latest information about known Junos OS defects, use the Juniper Networks online Junos Problem Report Search application.


  • After configuring flexible-cross-connect-vlan-unaware in the Virtual private wire service (VPWS), routing instances are observed in the circuit cross-connect interface in the dscd state on the primary PE device. PR1585027

General Routing

  • On the ACX5448 router, latency is observed for the host-generated ICMP traffic. PR1380145

  • Tx power cannot be configured using the + sign. PR1383980

  • The vpls-oam sessions are detected with error (RDI sent by some MEP) after changing VLANs. PR1478346

  • In ZTP DHCP, option012 or option host-name does not work as expected. PR1503958

  • On the ACX710 router, an alarm is not raised when booting the system using the recovery snapshot. PR1517221

  • Even though enhanced-ip is active, the following alarm is observed during ISSU:


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

  • On the ACX5048 routers, entry for MAC address from which no traffic is seen for MAC age timer does not age out if there is active traffic destined for this MAC address. PR1565642

  • On the ACX5448 routers, the untagged traffic is being incorrectly queued and marked. PR1570899

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

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

  • Packets might get tagged with the default VLAN-ID and dropped at the peer under Layer 2 circuits local switching scenario. PR1574623

  • On the ACX5448 routers, detection time shows the default value (6.000) instead of the configured value for a single hop BFD. PR1585382