Selecting Native And Alternate Stacking Ports - Extreme Networks ExtremeSwitching X435 Series Hardware Installation Manual

Selecting Native and Alternate Stacking Ports

Table 93 summarizes stacking support for X870 switches.
Note
Only QSFP28 direct-attach passive copper cable, at lengths up to 5 meters, can be used in
X870 stacking ports.
Table 93: Stacking Methods for X870 Switches
Stacking Method
SummitStack-V400 (Front panel ports 121,125) 106 Gbps
Selecting Native and Alternate Stacking Ports
On switches that provide both native stacking ports and alternate stacking ports (described in
Considerations for Each Switch Model
either the native stacking port or the alternate stacking port. You can configure logical stacking ports to
use any of the following physical stacking port configurations:
•
Two native stacking ports
•
Two alternate stacking ports
•
One native stacking port and one alternate stacking port
When the Stacking Port Selection Control option is enabled in a switch's configuration, you can choose
between native and alternate stacking ports. The default selection is the native stacking ports.
•
To select between the native and alternate stacking ports, use the following command for each
switch in the stack:
configure stacking-support stack-port [stack-ports | all] selection
[native { | V160 |V320 | V400} | alternate]
•
To display the stacking and stacking-support configuration, use the following commands:
show stacking-support
show stacking stack-ports
show stacking {node-address node_address | slot slot_number} detail
206 ExtremeSwitching Hardware Installation Guide
on page 195), you can configure each logical stacking port to use
Note
Not all options are available for all switches. Refer to
Switch Model on page 195 for details.
Speed per Link (HDX) Cable Type and Lengths
0.5 m – 5.0 m
QSFP28
Stacking Considerations for Each
Building Stacks
Stacking