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Resolved Issues


This section lists the issues fixed in hardware and software in Junos OS Release 15.1X49-D210. For information about resolved issues in Junos OS Release 15.1X49-D10 through Junos OS Release 15.1X49-D200, refer to the Release Notes listed in the Release 15.1X49 section.

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

Application Layer Gateways (ALGs)

  • The H323 call with NAT64 cannot be established on SRX5000 line of devices. PR1462984

  • The flowd or srxpfe process might stop when an ALG creates gate with incorrect protocol value. PR1474942

  • SIP messages that need to be fragmented might be dropped by SIP ALG. PR1475031

Flow-based and Packet-based Processing

  • The REST API does not work on SRX300 line of devices. PR1429041

  • The SPC card might stop on SRX5000 line of devices. PR1439744

  • Introduction of default inspection limits for application identification to optimize CPU usage and improve resistance to evasive applications. PR1454180

  • The SRX Series devices stop and generate several core files. PR1455169

  • The security flow traceoptions fills in with RTSP ALG-related information. PR1458578

  • The srxpfe or flowd process might stop if the sampling configuration is changed. PR1462610

  • The tunnel packets might be dropped because the gr0.0 or st0.0 interface is wrongly calculated after a GRE or VPN route change. PR1462825

  • A core file is generated while performing an ISSU on SRX Series devices. PR1463159

  • The jbuf process usage may increase up to 99 percent after Junos OS upgrade. PR1467351

  • Tail drop on all ports is observed when any switch-side egress port gets congested. PR1468430

  • FTP data connection might be dropped if SRX Series devices send the FTP connection traffic through the dl interface. PR1468570

  • Packet drop might be observed on SRX300 line of devices when adding or removing an interface from MACsec. PR1474674

Interfaces and Chassis

  • Static route through dl0.0 interface is not active. PR1465199

  • MAC limiting on Layer 3 routing interfaces does not work. PR1465366

Network Management and Monitoring

  • The flowd or srxpfe process might stop immediately after committing the jflowv9 configuration or after upgrading to affected releases. PR1471524

  • SNMP trap coldStart agent-address becomes PR1473288

Platform and Infrastructure

  • Traffic loss might occur when there are around 80,000 routes in FIB. PR1450545

Routing Policy and Firewall Filters

  • Traffic might be dropped when policies are changed in SRX Series devices. PR1454907

  • The policy detail does not print out policy statistics counter, even when policy count is enabled. PR1471621

Routing Protocols

  • The rpd might stop when both instance-import and instance-export policies contain as-path-prepend action. PR1471968


  • Some IPsec tunnels flap after RGs fail over on the SRX5000 line of devices. PR1450217

  • IPsec tunnels might lose connectivity on SRX Series devices after chassis cluster failover when using AutoVPN point-to-multipoint mode. PR1469172