Huawei EchoLife HG520 User Manual page 57

Click Add in Figure 4-32 and you are prompted to Figure
4-33. First enter the group name. Select interfaces from
Available Interfaces and click "←" to add them into
Grouped Interfaces. You can create new groups by
repeating these steps. Please be noted that each group
name should be different.
Figure 4-33 Port Mapping — Add
Click Save/Apply to validate the modification.
To remove a group, check the Remove box and click Remove.
Note:
The selected interfaces will be removed from the existing group and added to the new
group.
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