Value RangeMax. 20 charactersMaintenance Console Location10.7.1 PBX Configuration—[2-7-1] System—Class of Service—COS SettingsFeature Guide References5.1.1 Class of Service (COS)Call Pickup by DSSEnables using a DSS button to pick up a call to a specified extension.Value RangeDisable, EnableMaintenance Console Location10.7.1 PBX Configuration—[2-7-1] System—Class of Service—COS SettingsPC Programming Manual References12.1.1 PBX Configuration—[4-1-1] Extension—Wired Extension—Extension Settings—Main— COS12.1.4 PBX Configuration—[4-1-4] Extension—Wired Extension—Flexible Button12.2.1 PBX Configuration—[4-2-1] Extension—Portable Station—Extension Settings—Main— COS12.2.3 PBX Configuration—[4-2-3] Extension—Portable Station—Flexible ButtonFeature Guide References2.4.3 Call PickupDND OverrideEnables making a call to an extension in DND mode by entering the feature number.Value RangeDisable, EnableMaintenance Console Location10.7.1 PBX Configuration—[2-7-1] System—Class of Service—COS SettingsPC Programming Manual References12.1.1 PBX Configuration—[4-1-1] Extension—Wired Extension—Extension Settings—Main— COS12.1.2 PBX Configuration—[4-1-2] Extension—Wired Extension—FWD/DND12.2.1 PBX Configuration—[4-2-1] Extension—Portable Station—Extension Settings—Main— COS12.2.2 PBX Configuration—[4-2-2] Extension—Portable Station—FWD/DNDPC Programming Manual 52310.7.1 PBX Configuration—[2-7-1] System—Class of Service—COS Settings