14.1 PBX Configuration—[6-1] Feature—System Speed Dial15.5 PBX Configuration—[7-5] TRS—Miscellaneous— TRS Override by System Speed DiallingFeature Guide References2.6.4 Speed Dialling—Personal/System2.7.1 Toll Restriction (TRS)/Call Barring (Barring)CO & SMDRCOS NameSpecifies the name of the COS.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)Extension-CO Line Call Duration LimitEnables the extension-to-trunk call duration feature. The maximum call duration can be set usingExtension-CO Duration Time (*60s) on 11.1.1 PBX Configuration—[3-1-1] Group—Trunk Group—TRGSettings.Value RangeDisable, EnableMaintenance Console Location10.7.1 PBX Configuration—[2-7-1] System—Class of Service—COS SettingsPC Programming Manual References10.9 PBX Configuration—[2-9] System—System Options—Option 2— Extension - CO Call Limitation—ForIncoming Call11.1.1 PBX Configuration—[3-1-1] Group—Trunk Group—TRG Settings—Main— COS12.1.1 PBX Configuration—[4-1-1] Extension—Wired Extension—Extension Settings—Main— COS12.2.1 PBX Configuration—[4-2-1] Extension—Portable Station—Extension Settings—Main— COSFeature Guide References2.11.8 Trunk Call LimitationPC Programming Manual 49510.7.1 PBX Configuration—[2-7-1] System—Class of Service—COS Settings