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User manual - teles

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VIERLING<br />

7.3 Incoming calls .................................................................. 270<br />

7.3.1 Dialing an extension by the caller ....................... 270<br />

7.3.2 Routing calls to a fixed extension ....................... 271<br />

7.3.3 Redialing or new dialing...................................... 272<br />

7.3.4 Call forwarding .................................................... 273<br />

7.4 Call hold switching between subscribers......................... 274<br />

8 Additional topics and background information ......... 277<br />

8.1 Overview: Gaining a better understanding of ECOTEL... 278<br />

8.2 Interpretation of the interface version .............................. 279<br />

8.3 ECOTEL Glossary ........................................................... 280<br />

8.4 General information about VoIP ...................................... 283<br />

8.4.1 Explanation of VoIP terms .................................. 284<br />

8.4.2 Codec.................................................................. 287<br />

8.4.3 VoIP and Security ............................................... 288<br />

9 Special hardware-related issues.................................. 289<br />

9.1 Display elements on the housing..................................... 290<br />

9.1.1 Display elements on the housing: ECOTEL<br />

VoIP .................................................................... 290<br />

9.1.2 Display elements on the housing: ECOTEL<br />

ISDN2-1 .............................................................. 293<br />

9.1.3 Display elements on the housing: ECOTEL<br />

ISDN2-120 lite..................................................... 295<br />

9.1.4 Display elements on the housing: ECOTEL<br />

ISDN2-2 .............................................................. 297<br />

9.2 Interfaces on the housing ................................................ 299<br />

9.3 Interfaces BRI1, BRI2...................................................... 303<br />

9.3.1 BRI1 connection.................................................. 305<br />

9.3.2 BRI2 connection.................................................. 306<br />

9.4 Antennas.......................................................................... 307<br />

9.5 SIM cardholder installation .............................................. 308<br />

9.5.1 SIM8 cardholder.................................................. 311<br />

9.5.2 SIM16 cardholder................................................ 312<br />

9.5.3 SIM32 cardholder................................................ 314<br />

9.5.4 SIM emulation board........................................... 315<br />

9.6 Peculiarities of ECOTEL ISDN2-2 and other models<br />

with a dual design ............................................................ 316<br />

Page 8 Edition 4.1-EN – 20070730 ECOTEL ® VoIP/ISDN2-1/ISDN2-2

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