Xerox NS-2260 - Manual (Page 122)

Port VID Settings
Click [Port VID] to set per port VID and Ingress filtering rules. Multiple port selection at the same time for
same settings is allowed.
Port VID Settings:
Port VID (PVID) : the port VLAN ID that will be assigned to untagged traffic on a given port. The range
is 1~255, default PVID is 1.
Ingress Filtering Rule 1 : Drop or forward input VLAN tagged frames whose VID does not match PVID
associated to the input port. This rule is applied only when input port is not the member port of the
associated VLAN group.
Ingress Filtering Rule 2 : Drop Untagged Frame.