D-Link DSL-G624T User Manual page 83

User Defined
User defined class QoS, also uses weighted priority. The value, mask and offset of the IP header to to define
the pattern. The value and mask are defined using hexadecimal numbers. The offset uses a numerical value
from 0 to 100. The offset defines the number of bytes offset where the the matching begins. It is
recommended that you fully understand Offsets, pointers, masks, and IP headers for queue matching before
using this feature.
Select User Define from the Classified by drop-down menu to display the User Defined IP QoS menu.
Example user defined configurations
Packet
IGMP
FTP
IP Source 192.168.1.1
DSL-G624T Wireless ADSL Router User Guide
User Defined IP QoS menu
Value Mask
0x02 0xff
0x0015 0xffff
0xc0a80101 0xffffffff
Offset
9
22 (destination port)
12
75