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Known Limitations

Learn about known limitations in this release for EX Series switches.

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

EVPN

  • EVPN-VXLAN: After RE switchover, a momentary traffic loss may be observed with EVPN VxLAN on EX4400 switches. PR1659315

General Routing

  • MVRP on PVLAN promiscuous port is not supported. If you configure MVRP on promiscuous port, then hosts connected to secondary VLAN ports will not be able to reach external world through promiscuous port carrying primary VLAN tags. PR1693345

  • There is increase in memory footprint across different demons after an image upgrade resulting increase in the system memory. PR1694522

Virtual Chassis

  • EX4400 supports multiple uplink modules. Some supports VC port conversion and some doesn't and hence, the recommended procedure is to convert VC port to NW port first and then make sure uplink module is made offline using request chassis pic fpc command before removal. PR1665242