Feature Explorer AI 
×
In-Service Software Upgrade (ISSU) allows for seamless software upgrades with no disruption to the control plane and minimal traffic impact.It ensures uninterrupted operation by maintaining active sessions and minimizing service interruptions during the upgrade process.
| Product / Application | Software | Introduced Release |
|---|---|---|
| ACX5000 | Junos OS | 15.1X54-D60 |
| EX4600 | Junos OS | 13.2X51-D25 |
| EX4650-48Y | Junos OS | 21.4R1 |
| EX9200 | Junos OS | 17.1R1 |
| EX9200 | Junos OS | 14.2R1 |
| MX104 | Junos OS | 14.2R2 |
| MX104 | Junos OS | 13.2R2 |
| MX240 | Junos OS | 23.1R1 |
| MX240 | Junos OS | 17.4R1 |
| MX240 | Junos OS | 15.1F6 |
| MX240 | Junos OS | 15.1F2 |
| MX240 | Junos OS | 14.2R2 |
| MX240 | Junos OS | 11.4R1 |
| MX240 | Junos OS | 11.2R1 |
| MX240 | Junos OS | 9.6R1 |
| MX240 | Junos OS | 9.0R1 |
| MX480 | Junos OS | 23.1R1 |
| MX480 | Junos OS | 17.4R1 |
| MX480 | Junos OS | 15.1F6 |
| MX480 | Junos OS | 15.1F2 |
| MX480 | Junos OS | 14.2R2 |
| MX480 | Junos OS | 11.4R1 |
| MX480 | Junos OS | 11.2R1 |
| MX480 | Junos OS | 9.6R1 |
| MX480 | Junos OS | 9.0R1 |
| MX960 | Junos OS | 23.1R1 |
| MX960 | Junos OS | 17.4R1 |
| MX960 | Junos OS | 17.1R1 |
| MX960 | Junos OS | 15.1F6 |
| MX960 | Junos OS | 15.1F2 |
| MX960 | Junos OS | 14.2R2 |
| MX960 | Junos OS | 11.4R1 |
| MX960 | Junos OS | 11.2R1 |
| MX960 | Junos OS | 9.6R1 |
| MX960 | Junos OS | 9.0R1 |
| MX2008 | Junos OS | 19.2R1 |
| MX2010 | Junos OS | 17.4R1 |
| MX2010 | Junos OS | 15.1F6 |
| MX2010 | Junos OS | 15.1F2 |
| MX2010 | Junos OS | 14.2R2 |
| MX2010 | Junos OS | 13.2R2 |
| MX2020 | Junos OS | 17.4R1 |
| MX2020 | Junos OS | 15.1F6 |
| MX2020 | Junos OS | 15.1F2 |
| MX2020 | Junos OS | 14.2R2 |
| MX2020 | Junos OS | 13.2R2 |
| MX10003 | Junos OS | 18.2R1 |
| MX10004 | Junos OS | 25.4R1 |
| MX10004 | Junos OS | 22.3R1 |
| MX10008 | Junos OS | 25.4R1 |
| MX10008 | Junos OS | 22.1R1 |
| MX10016 | Junos OS | 22.1R1 |
| PTX3000 | Junos OS | 14.2R2 |
| PTX5000 | Junos OS | 15.1R2 |
| PTX5000 | Junos OS | 14.2R2 |
| PTX5000 | Junos OS | 13.2R3 |
| PTX5000 | Junos OS | 13.2R1 |
| QFX5100 | Junos OS | 13.2X51-D15 |
| QFX5120-48Y | Junos OS | 21.4R1 |
| QFX5130-32CD | Junos OS Evolved | 25.4R1 |
| QFX5130E-32CD | Junos OS Evolved | 25.4R1 |
| QFX5130-48C | Junos OS Evolved | 25.4R1 |
| QFX5130-48CM | Junos OS Evolved | 25.4R1 |
| QFX5200-32C | Junos OS | 19.2R1 |
| QFX5220-32CD | Junos OS Evolved | 22.1R1 |
| QFX5230-64CD | Junos OS Evolved | 22.2X100-D10 |
| QFX5240-64QD | Junos OS Evolved | 23.4R2 |
| QFX5240-64OD | Junos OS Evolved | 23.4R2 |
| QFX5241-64OD | Junos OS Evolved | 23.4X100-D40 |
| QFX5241-64QD | Junos OS Evolved | 23.4X100-D40 |
| QFX5241-32OD | Junos OS Evolved | 23.4X100-D43 |
| QFX5241-32OD | Junos OS Evolved | 23.4X100-D40 |
| QFX5140-24CD8O | Junos OS Evolved | 25.2X100-D20 |
| SRX1500 | Junos OS | 15.1X49-D70 |
| SRX1600 | Junos OS | 23.4R1 |
| SRX2300 | Junos OS | 23.4R1 |
| SRX4100 | Junos OS | 15.1X49-D80 |
| SRX4120 | Junos OS | 25.2R1 |
| SRX4200 | Junos OS | 15.1X49-D80 |
| SRX4300 | Junos OS | 24.2R1 |
| SRX4600 | Junos OS | 17.4R2 |
| SRX5400 | Junos OS | 12.1X46-D10 |
| SRX5600 | Junos OS | 9.2R1 |
| SRX5800 | Junos OS | 9.2R1 |