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Fabricar: Cisco Systems Tamaño del archivo: 4.74 mb Nombre del archivo: 2757_manual.pdf Idioma del manual:

34 2.9.1 Missed Calls All unanswered calls will be listed here. You can use ‘Up’ and ‘Down’ to move in this list. Press ‘Dial’ to call the number selected, press ‘Delete’ to delete a selected entry, or press ‘Exit’ to return to previous menu. 2.9.2 Received Calls All accepted phone calls are listed here. You can press ‘Dial’ to call the selected number, ‘Delete’ to delete a selected number, or ‘Exit’ to return to the previous menu. 2.9.3 Placed Calls All dialed phone numbers will be listed here. You can press ‘Dial’ to call the selected number, ‘Delete’ to delete a selected number, or ‘Exit’ to return to the previous menu. 2.9.4 Unanswered Calls If a call is unanswered, the following message will be displayed on the LCD screen. Pressing ‘Miss’ will take you to the Missed Calls menu described in Section 2.9.1. 35 2.10 Call Rejection (DND) Do Not Disturb (DND) can be used to avoid phone calls. To activate DND, press ‘DND’. The icon will be displayed on the LCD screen. When DND is activated, callers will hear busy tone or a voice mail message if voice mail is available. A DND forward number may also be set (See Section 3.2.4 or 3.4). If this is set, all calls will forward to this number. Calls can still be made when in the DND mode. To deactivate DND, press ‘DND’ again. The icon will disappear. 2.11 Speakerphone and Headset Calls may also be placed using speakerphone or headset. This provides a hands-free phone operating environment. 2.11.1 Speakerphone 2.11.1.2 Placing Calls Press ‘SPEAKER’. After hearing dial tone, dial the number, and speak to the phone when the call is answered. 2.11.1.3 Receiving Calls Press ‘SPEAKER’ when the phone rings. 36 2.11.2 Headset To use a headset, insert the headset plug into the headset jack of the 2757 as shown below. After the headset is connected, press ‘HEADSET’ to make and receive calls. 3 Speed Dial & Advanced Phone Configuration 3.1 Speed Dial The 2757 has 5 speed dial buttons. A phone number may be programmed to each speed dial button. The web interface must be used to set a phone number for a speed dial button. Refer to Section 2.4 to open a web connection to the 2757. 1. Click the ‘System’ link. 37 2. Numbers can now be entered in the spaces for Speed Dial 1 – 5. Only numbers may be placed in these spaces. To save the settings, press ‘Submit’ on the bottom of the webpage. 3.2 Call Forwarding The 2757 supports three methods of call forwarding. These numbers may also be entered on this web page. Again, only numbers are allowed in these entries. 3.2.1 Busy An incoming call will be transferred to this number if the 2757 is busy or if DND is activated. 3.2.2 No Answer An incoming call will be transferred to this number if the call is not answered. 3.2.3 Unconditional All incoming calls will be transferred to this number. 3.2.4 DND The number to which incoming calls will be transferred when DND is activated. 3.3 Advanced Settings CAUTION: These settings should only be changed by someone with a thorough understanding of VoIP. 3.3.1 Inter Digit Time This is the time interval between dialed digits. 38 3.3.2 End of Dial Key When enabled, the ‘#’ key will force immediate dialing. 3.3.3 DTMF Type This controls the method by which DTMF tones are delivered. The correct method will depend on the target application. For example, many IVR systems will require In-Band tone. 3.3.4 RFC2833 Payload Type for DTMF The RTP payload value for DTMF. This is usually set to 101. 3.3.5 Handset Volume/Handsfree Volume/Headset Volume Allows adjustment of send and receive levels. Numbers from 0 to 8 are allowed. Higher numbers are louder. 3.3.6 Ring Volume Allows adjustment of ringer level. Numbers from 0 to 10 are allowed. Higher numbers are louder. 3.3.7 Silence Suppression When enabled, the 2757 will not transfer data when there is no voice detected from the microphone. This can be useful to reduce the required network bandwidth. However, it can cause the voice quality to degrade. 3.3.8 Ring Tone Type The 2757 offers 5 different ringtones. 3.3.9 Voice Codec The 2757 supports G.711 and G.729 codecs. Normally, the service provider will furnish this information. 3.3.10 Forward Timer This is the amount of time in seconds before a call is forwarded if Call Forward – No Answer is activated. 3.3.11 Do Not Disturb This performs the same function as pressing the DND button. 39 3.3.12 Set Time Zone The 2757 supports time zones based on GMT. 3.3.13 NTP Server Address The 2757 keeps time based on signals from a Network Time Protocol (NTP) server. Enter a valid NTP server address here. 3.4 Entry of Call Forward numbers from phone Call forwarding numbers can also be set from the phone. 1. Press ‘Menu’. Use ‘Up’ and ‘Down’ to select the third item: ‘3. Settings’. Press ‘Select’ key. 2. Select ‘System Configuration’ using ‘Up’, ‘Down’, and ‘Select’. 40 3. Press ‘Down’ to highlight the desired type of call forward. Press ‘Select’. 4. Enter the number using the keypad. Press ‘Save’ to save changes. Press ‘Clear’ t...

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