Hello,I used OID: 1.3.6.1.4.1.9.5.1.2.16. Some IOS can't not get the data such as:c2950-i6q4l2-mz.121-9.EA1.bin is blank.c3550-i9q3l2-mz.121-13.EA1a.bin is J0.cat4500e-ipbasek9-mz.122-53.SG1.bin is blank....Have the other OID for these IOS Thank you ...