Quick Reference Guide - Yealink SIP-T23G
**![][1]** **![][2]** **![][3]** **Figure 1** **In order to …** **Press…** **Call any extension** **the 4-digit extension** **Dial an outside number** **1 + number** **Transfer a call** **Transfer + Ext + Transfer ** **Conference** **Conference + Ext + Conference** **Check your voicemail (from inside t…
