The stacking-support option is not enabled by default for X440-G2 10G switch models. For more information, see Enabling and Disabling the Stacking-Support Option.
The stacking port selection option, which allows you to choose between native and alternate ports, is enabled by default for X440-G2 10G switch models. For more information, see Selecting Native and Alternate Stacking Ports.
Stacking Methods for X440-G2 Switches
| Stacking Method | Speed per Link (HDX) | Cable Type and Lengths |
|---|---|---|
| SummitStack-V (Front panel 10G models) |
10 Gbps | 0.5m–40km SFP+ |
Alternate stacking support is available on all X440-G2 10-gigabit models (10GE4), even when the 10G ports are operating at 1G speed. 10G upgrade licensing is not required to enable stacking on the designated stack ports. Alternate Stacking Ports for X440-G2 Switches summarizes alternate stacking support for the various X440-G2 switch models.
Alternate Stacking Ports for X440-G2 Switches
| Switch Model | Type or location of Native Stacking Ports | Alternate Stacking Ports | Location of Alternate Stacking Ports |
|---|---|---|---|
| X440-G2-12t-10GE4
X440-G2-12p-10GE4 |
Fixed (front panel) | 15,16 | Front panel |
| X440-G2-24t-10GE4 X440-G2-24p-10GE4 X440-G2-24x-10GE4 X440-G2-24t-10GE4-DC |
Fixed (rear panel) | 27,28 | Rear panel |
| X440-G2-48t-10GE4 X440-G2-48p-10GE4 X440-G2-48t-10GE4-DC |
Fixed (rear panel, dedicated SFP+ port) |
49,50 | Rear panel |
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