TP-Link T2600G-28TS User Manual page 197

Subnet Mask:
For IPv6 interface

Click Edit to display the following figure:
The following entries are displayed on this screen:
Global Config

IPv6:
Interface ID:
Link-local Address Config

Config Mode:
Link-local Address:
Displays the subnet mask of the secondary IP address.
Figure 10-5 System IPv6
Enable/Disable IPv6 function globally on the switch.
Choose the interface type and input the interface ID. Interface
types include VLAN, routed port and port channel.
Select the link-local address configuration mode.
Manual: When this option is selected, you should assign a

link-local address manually.
Auto: When this option is selected, the switch will generate a

link-local address automatically.
Enter a link-local address.
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