We claim an ornamental design for a network interface device, as shown and described.
FIG. 1 is a perspective view of a network interface device showing the claimed design;
FIG. 2 is another perspective view of FIG. 1;
FIG. 3 is front elevational view of FIG. 1;
FIG. 4 is a rear elevational view of FIG. 1;
FIG. 5 is a left side elevational of FIG. 1;
FIG. 6 is a right side elevational of FIG. 1;
FIG. 7 is a top plan view of FIG. 1; and
FIG. 8 is a bottom plan view of FIG. 1; and,
FIG. 9 is an enlarged view of the portion indicated by the circle A of FIG. 2.
The evenly spaced broken lines are directed to environment and are for illustrative purposes only while the dot-dash broken lines are for the purpose of identifying the partially enlarged view; the evenly spaced and dot-dash broken lines form no part of the claimed design.