Contents114.2.7 System Option ........................................................................ 4-414.2.7.1 System Option 1/4 .................................................... 4-414.2.7.2 System Option 2/4 .................................................... 4-434.2.7.3 System Option 3/4 .................................................... 4-454.2.7.4 System Option 4/4 .................................................... 4-474.3 Group ................................................................................................ 4-494.3.1 Trunk Group............................................................................ 4-504.3.2 Extension Group .................................................................... 4-534.3.3 Paging Group .......................................................................... 4-564.3.4 DIL1:N Group ........................................................................ 4-574.3.5 OGM Group ............................................................................ 4-584.4 Line .................................................................................................... 4-604.4.1 Trunk Line .............................................................................. 4-614.4.2 Extension Line ........................................................................ 4-654.4.2.1 Flexible CO Key Assignment ................................... 4-694.4.2.2 Flexible PF Key Assignment .................................... 4-704.4.3 DSS Console .......................................................................... 4-714.4.3.1 Flexible DSS Key Assignment ................................ 4-724.4.3.2 Flexible PF Key Assignment .................................... 4-734.4.4 Doorphone .............................................................................. 4-744.4.5 External Paging ...................................................................... 4-754.5 Features.............................................................................................. 4-764.5.1 System Speed Dialing ............................................................ 4-774.5.2 Phantom Extension ................................................................ 4-784.5.3 Emergency Dial Code ............................................................ 4-794.5.4 Quick Dialing .......................................................................... 4-804.5.5 Account Code.......................................................................... 4-814.5.6 Special Carrier Code .............................................................. 4-824.5.7 Waiting Second Dial Tone Code ............................................ 4-834.5.8 Absent Message ...................................................................... 4-844.5.9 DISA/TIE User Code .............................................................. 4-854.5.10 Voice Mail Integration ............................................................ 4-864.5.10.1 Voice Mail Integration 1/2 ........................................ 4-864.5.10.2 Voice Mail Integration 2/2 ........................................ 4-894.5.11 Caller ID Modification............................................................ 4-914.5.12 Caller ID Registration ............................................................ 4-934.5.13 UCD Time Table .................................................................... 4-944.6 Toll Restriction .................................................................................. 4-954.6.1 TRS Deny Code ...................................................................... 4-964.6.2 TRS Exception Code .............................................................. 4-974.7 ARS (Automatic Route Selection) .................................................. 4-984.7.1 Time Table .............................................................................. 4-99