HP 1910 User Manual page 58

On the Setup tab, select the box before Ethernet1/0/1 in the Port Settings area.
a.
Click Enable.
b.
Figure 33 Configuring a stack port on Switch A
On Switch B, configure ports Ethernet 1/0/2, Ethernet 1/0/1, and Ethernet 1/0/3 as stack ports.
3.
Select Stack from the navigation tree of Switch B.
a.
On the Setup tab, select the boxes before Ethernet1/0/1, Ethernet1/0/2, and Ethernet1/0/3
b.
in the Port Settings area.
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