MultiVOIP FX User Guide |
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| Technical Configuration | ||
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| Voice/Fax Parameter Definitions (cont’d) |
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| Coder Parameters |
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| Coder |
| Manual or | Determines whether selection of |
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| Auto- | coder is manual or automatic. |
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| matic | When Automatic is selected, the |
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| local and remote voice channels will |
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| negotiate the voice coder to be used |
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| by selecting the highest bandwidth |
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| coder supported by both sides |
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| without exceeding the Max |
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| Bandwidth setting. G.723, G.729, or |
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| G.711 are negotiated. |
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| Selected |
| G.711 a/u | Select from a range of coders with |
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| Coder |
| law 64 | specific bandwidths. The higher the |
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| kbps; | bps rate, the more bandwidth is |
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| G.726, @ | used. The channel that you are |
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| 32 kbps; | calling must have the same voice |
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| G.723.1 @ | coder selected. |
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| 6.3 kbps; | Default = G.723.1 @ 6.3 kbps. Here |
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| G.729, |
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| 8kbps; | 64K of digital voice are compressed |
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| to 6.3K, allowing several |
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| simultaneous conversations over |
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| the same bandwidth that would |
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| otherwise carry only one. |
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| To make selections from the |
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| Selected Coder |
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| Manual option must be enabled. |
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| Max |
| 11 – 128 | This field lets you specify the | |
| bandwidth |
| kbps | maximum bandwidth allowed for |
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| (coder) |
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| this channel. |
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| If coder is to be selected |
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| automatically (“Auto” setting), then |
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| enter a value for maximum |
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| bandwidth. |
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