Use random name in network common function

Change-ID Ieb211ce48d2368b1f41109c7fd76e818ee69cfe4 seemed like
missing one position, this patch is to append that.

Use random name in basenetworktest function to remove flushing
random name definitions in networkstest.

Change-Id: I693b72936834e24b3000e38bbdb4562001e17e13
1 file changed