122 Right aroundtelephoneconversationTo call someoneBefore calling someone you should be sure, if the automatic connection to externalline is switched on for your telephone. Therefore lift the receiver. If you hear theinternal dialling tone, no automatic connection to external line is switched on. How toswitch on the automatic connection to external line, can be found on page 53. Youare able to dial faster via speed dial numbers, prepared for often used external tele-phone numbers. The speed dial number has to be assigned before (-->page 54).You can only establish external conversations, if you have an authorization or halfauthorization for external calls for your telephone (-->“Configuration”, page 48). Incase of half authorization for external calls it is possible to establish externalconversations via speed dialling. Without authorization for external calls you al-ways receive a busy tone, if you want to dial “to the outside”. Exceptions are pro-grammed emergency call numbers (-->“Configuration”, page 53).Internal conversation+With automatic connection to external line* phone no. Internal telephone number (eg 12).Without automatic connection to external linephone no. Internal telephone number (eg 12).External conversation+With automatic connection to external linephone no. External telephone number (eg 01234 56789).Without automatic connection to external line0 phone no. External telephone number (eg 01234 56789).Via speed dialling# speed Speed dial number, programmed before (eg 123).IMPORTANT NOTE!If the speed dial number only contains part of the telephone number, it is possiblejust to post dial the remaining part of the number (eg the extension of a subscri-ber).