====== VOIP ======




===== CODECs and Bandwidth =====

^CODEC^Frame Size(ms)^Bitrate(kbps)^Bandwidth(kbps)^
|G.711  |  10  |  64  |  107.2  |
|G.721/G.726-32  |  10  |  32  |  75.2  |
|G.722  |  10  |  64  |  107.2  |
|G.723  |  30  |  5.3 or 6.4  |  19.7 or 20.8  |
|G.728  |  2.5  |  16  |  188.8  |
|G.729  |  10  |  10  |  53.2  |
|iLBC  |  20 or 30  |  15.2 or 13.3  |  36.8 or 27.7  |
|GSM  |  20  |  13.3  |  38  |

===== Devices =====

==== Linksys SP1001 ====

{{:hw:sp1001-1.gif|NAT}}

{{:hw:sp1001-2.gif|Proxy}}

{{:hw:sp1001-3.gif|Authentication}}

{{:hw:sp1001-4.gif|Dial Plan}}