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<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Hi <span style="mso-spacerun: yes"> </span>All, </span></p>
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<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Help needed regarding G.722 codec negotiation. </span></p>
<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">I have few queries regarding SDP implementation for multiple bit rates for g.722 codec. </span></p>
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<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">As we know that g.722 supports 48,56 and 64 kbps. </span></p>
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<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Query-1: </span><span style="FONT-SIZE: 10pt; FONT-FAMILY: Wingdings; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-char-type: symbol; mso-symbol-font-family: Wingdings">
<span style="mso-char-type: symbol; mso-symbol-font-family: Wingdings">à</span></span><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> I want to negotiate g.722 codec with multiple bitrates 64 56,and 48. Then what would be SDP attributes value in Sip invite.
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<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Query-2</span><span style="FONT-SIZE: 10pt; FONT-FAMILY: Wingdings; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-char-type: symbol; mso-symbol-font-family: Wingdings">
<span style="mso-char-type: symbol; mso-symbol-font-family: Wingdings">à</span></span><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> if I have following codec order for negotiation, then what would be the SDP for Sip Invite?
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<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes">
</span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes">
</span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span>G.722 at 64 kbps
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<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes">
</span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes">
</span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span>PCMU </span></p>
<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes">
</span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes">
</span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span>G.722 at 56 kbps
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<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes">
</span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes">
</span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span>G.729</span></p>
<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes">
</span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes">
</span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span>G.722 at 48 Kbps
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<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Query-3 </span><span style="FONT-SIZE: 10pt; FONT-FAMILY: Wingdings; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-char-type: symbol; mso-symbol-font-family: Wingdings">
<span style="mso-char-type: symbol; mso-symbol-font-family: Wingdings">à</span></span><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> On network what flavor of G.722 codec is better from 64, 56 and 48 kbps? </span></p>
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<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Please help me out, Thanks in advance. </span></p>
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<p class="MsoNormal" style="MARGIN: 0in 0in 0pt"><span style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> </span></p><br>-- <br>Thanks & Regards<br><br>Lalit Kumar