hex password

[freestaff]

ty for the answer but how can i put the mask command i try to put

/root/cudaHashcat-2.01/cudaHashcat64.bin -m 2500 -a 3 /root/cudaHashcat-2.01/hccap/ceren.hccap  -1 ?dabcdef /root/cudaHashcat-2.01/masks/rockyou-1-60.hcmask

first mask ?l?d?d?d?d?d?d?d in file  but not working -1 ?dabcdef  command becouse if i try;  

/root/cudaHashcat-2.01/cudaHashcat64.bin -m 2500 -a 3 /root/cudaHashcat-2.01/hccap/ceren.hccap  ?l?d?d?d?d?d?d?d  same time for finish