
Table 23 VoIP Advanced (continued)
LABEL | DESCRIPTION |
|
|
Enable | Check this box to have your phone give you a |
| tone when you have a voice message(s). Your voice service provider must have a |
| messaging system that supports this feature. |
Expiration Time | Use this field to set how long the SIP server should continue providing the |
| message waiting service after receiving a SIP SUBSCRIBE message from the |
| Prestige. |
| The SIP server stops providing the message waiting service if it has not received |
| another SIP SUBSCRIBE message from the Prestige before this time period |
| expires. |
Fax Option | This field controls how the Prestige handles fax messages. |
|
|
Fax | Select this radio button to have the Prestige send fax messages over G.711. The |
| peer devices must also use G.711. |
T.38 | Select this radio button to have the Prestige send fax messages over the IP |
| network as UDP or TCP/IP packets. It provides better transmission quality than fax |
| |
| use T.38. |
Call Forward |
|
|
|
Call Forward | Select which call forwarding table you want the Prestige to use to block or redirect |
Table | calls. You can use a different call forwarding table for each SIP account or use the |
| same call forwarding table for both. |
Caller Ringing |
|
|
|
Enable | Check this box if you want to specify what tone people hear when they call you. |
| The Prestige provides a default tone, but you can add additional tones using IVR. |
| See Section 8.3 on page 104 for more information. |
Caller Ringing | Select the tone you want people to hear when they call you. You should setup |
Tone | Tones 1 - 8 using IVR first. See Section 8.3 on page 104 for more information. |
On Hold |
|
|
|
Enable | Check this box if you want to specify what tone people hear when you put them on |
| hold. The Prestige provides a default tone, but you can add additional tones using |
| IVR. See Section 8.3 on page 104 for more information. |
On Hold Tone | Select the tone you want people to hear when you put them on hold. You should |
| setup Tones 1 - 8 using IVR first. See Section 8.3 on page 104 for more |
| information. |
Back | Click Back to return to the VoIP screen without saving configuration changes. |
|
|
Apply | Click Apply to save your changes back to the Prestige. |
|
|
Reset | Click Reset to begin configuring this screen afresh. |
|
|
8.5 Quality of Service (QoS)
Quality of Service (QoS) refers to both a network's ability to deliver data with minimum delay, and the networking methods used to provide bandwidth for
109 | Chapter 8 VoIP Screens |