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) using two SFP+ ports, when the switch has been enabled for stacking (enable stacking-support command). 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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