Siemens C450 IP User Manual

Gigaset C450 IP / IM-Nord EN / A31008-M1713-R201-3-7643 / telephony.fm / 01.03.2007

Ve

rs

ion 4,

 16

.09.

2005

You can save up to five emergency num-

bers on your phone. The default setting 

for your phone is that these emergency 

numbers are always dialled via the fixed 

network – irrespective of which connec-

tion type you select. The fixed network 

always supports general emergency num-

bers (e.g. establishing connection to the 

local police emergency number). 
You can deactivate the setting for emer-

gency numbers to always be dialled via 

the fixed network (

However, you should ask beforehand, 

whether your VoIP provider supports 

emergency numbers (e.g. the local police 

emergency number). 
You can enter or change emergency num-

bers in the Web configurator on the 

 Web page. 

¤

Open the following Web page: 

 

¢

 

¢

.

¤

Enter your emergency numbers in the 

appropriate boxes in the 

 section. Change emergency 

numbers that have already been 

entered. 

¤

Click on 

 to save the settings.

a

Press and hold the end call 

key.

You will hear the confirmation tone.

#

Press and hold the hash key. 

You will hear the confirmation tone. The 

Ø icon appears in the display when the 

keypad lock is activated.

1 Control key

In this user guide, the side of the control 

key that you must press in the given oper-

ating situation is shown in black (top, bot-

tom). Example: 

t for "press the top of the 

control key". 
The control key has a number of different 

functions:

s Open 

the 

directory.

t

Adjust the ringer volume of 

the handset (page 23).

t / s 

Scroll up/down line by line.

– You can use the Web configurator to display 

whether any emergency numbers are 

saved on your phone and, if so, which 

numbers. 

– Please note: If you have used Web config-

urator to deactivate 

 the function and then entered 

an automatic local area code for VoIP calls 

(Settings 

£

Telephony 

£

Dialing Plans), 

then the local area code will also be 

inserted before emergency numbers if they 

are dialled using VoIP. 

1