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Spine-and-leaf topologies with external BGP (EBGP) connections support EVPN data traffic forwarding on the spine device without any traffic loss while the leaf device performs a unified ISSU.
| Product / Application | Software | Introduced Release |
|---|---|---|
| QFX5230-64CD | Junos OS Evolved | 24.4R1 |
| QFX5240-64QD | Junos OS Evolved | 24.4R1 |
| QFX5240-64OD | Junos OS Evolved | 24.4R1 |
| QFX5241-64OD | Junos OS Evolved | 23.4X100-D40 |
| QFX5241-64QD | Junos OS Evolved | 23.4X100-D40 |
| QFX5241-32OD | Junos OS Evolved | 23.4X100-D43 |