HP ProCurve 2600-PWR Series Manual page 288

Using Authorized IP Managers
Building IP Masks
Table 11-1. Analysis of IP Mask for Single-Station Entries
1st 2nd
Octet Octet
IP Mask 255 255
Authorized 10 28
Manager IP
11-10
3rd 4th Manager-Level or Operator-Level Device Access
Octet Octet
255 255­ The "255" in each octet of the mask specifies that only the exact value in
that octet of the corresponding IP address is allowed. This mask allows
227 125
management access only to a station having an IP address of 10.33.248.5.