Supports the Ethernet synchronization messaging channel (ESMC), G.8264-like clock selection mechanism, and external clocking.
| Product / Application | Software | Introduced Release |
|---|---|---|
| ACX4000 | Junos OS | 12.3X51-D10 |
| ACX5448-D | Junos OS | 19.3R1 |
| ACX5448-M | Junos OS | 19.3R1 |
| ACX5448 | Junos OS | 18.3R1 |
| ACX7020 | Junos OS Evolved | 25.4R1 |
| ACX7020 | Junos OS Evolved | 25.2R1 |
| ACX7020 | Junos OS Evolved | 24.4R2 |
| ACX7024 | Junos OS Evolved | 25.4R1 |
| ACX7024 | Junos OS Evolved | 22.3R1 |
| ACX7024X | Junos OS Evolved | 25.4R1 |
| ACX7024X | Junos OS Evolved | 23.4R1 |
| ACX7100-32C | Junos OS Evolved | 25.4R1 |
| ACX7100-48L | Junos OS Evolved | 25.4R1 |
| ACX7332 | Junos OS Evolved | 25.4R1 |
| ACX7348 | Junos OS Evolved | 25.4R1 |
| ACX7509 | Junos OS Evolved | 25.4R1 |
| MX5 | Junos OS | 11.2R4 |
| MX10 | Junos OS | 11.2R4 |
| MX40 | Junos OS | 11.2R4 |
| MX80 | Junos OS | 10.4R1 |
| MX104 | Junos OS | 13.2R2 |
| MX204 | Junos OS | 17.4R1 |
| MX240 | Junos OS | 20.4R1 |
| MX240 | Junos OS | 18.4R1 |
| MX240 | Junos OS | 10.4R1 |
| MX304 | Junos OS | 23.2R1 |
| MX480 | Junos OS | 20.4R1 |
| MX480 | Junos OS | 18.4R1 |
| MX480 | Junos OS | 10.4R1 |
| MX960 | Junos OS | 20.4R1 |
| MX960 | Junos OS | 18.4R1 |
| MX960 | Junos OS | 10.4R1 |
| MX2008 | Junos OS | 15.1F7 |
| MX2010 | Junos OS | 20.1R1 |
| MX2010 | Junos OS | 12.3R2 |
| MX2020 | Junos OS | 20.1R1 |
| MX2020 | Junos OS | 12.3R1 |
| MX10003 | Junos OS | 17.3R1 |
| MX10004 | Junos OS | 25.4R1 |
| MX10004 | Junos OS | 25.2R1 |
| MX10004 | Junos OS | 22.3R1 |
| MX10008 | Junos OS | 25.4R1 |
| MX10008 | Junos OS | 25.2R1 |
| MX10008 | Junos OS | 22.1R1 |
| PTX5000 | Junos OS | 15.1R1 |
| PTX10016 | Junos OS Evolved | 24.2R1 |