92 APPENDIX A: TELEPHONE I NSTALLATION AND MAINTENANCEWall-Mount Position To mount the telephone on a wall, reverse the bracket on the telephone.Figure 8 shows how to install the support bracket on an 3Com 3100Entry Telephone in the wall-mount position. Safe wall mounting requires3/4-inch drywall and 1.5-inch drywall screws.Figure 8 Wall-Mount PositionMoving YourTelephoneAll 3Com Telephones have the Automatic Telephone Relocation feature.Each telephone has a unique “address.” You can move your telephone toanother location, connect it to any Ethernet jack on the LAN, and stillmaintain all of your personalized features, speed dials, and extensionnumber.SwappingTelephonesBecause your extension number and personal settings are associated withyour physical telephone, only your administrator can move phoneextension settings from one telephone to another.