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<p><font face="Helvetica, Arial, sans-serif">Hello</font></p>
<p><font face="Helvetica, Arial, sans-serif">I get the following
error when using our Let's Encrypt ssl certificate for webRTC
calls :<br>
</font></p>
<p><font face="Helvetica, Arial, sans-serif">[Jun 2 14:29:28] ==
DTLS ECDH initialized (secp256r1), faster PFS enabled<br>
[Jun 2 14:29:28] ERROR[27360][C-00000ae5]:
res_rtp_asterisk.c:1441 ast_rtp_dtls_set_configuration:
Specified certificate file
'/etc/letsencrypt/live/ws.mydomain.tld/privkey.pem' for RTP
instance '0x7f920c538a78' could not be used<br>
[Jun 2 14:29:28] ERROR[27360][C-00000ae5]: chan_sip.c:5941
dialog_initialize_dtls_srtp: Attempted to set an invalid
DTLS-SRTP configuration on RTP instance '0x7f920c538a78'</font></p>
<p><font face="Helvetica, Arial, sans-serif">(ws.mydomain.tld is of
course masked)<br>
</font></p>
<p><font face="Helvetica, Arial, sans-serif"><br>
</font></p>
<p><font face="Helvetica, Arial, sans-serif">Any idea why Asterisk
has a problem with the certificate ?</font></p>
<p><font face="Helvetica, Arial, sans-serif"><br>
</font></p>
<p><font face="Helvetica, Arial, sans-serif">Kind regards.</font></p>
<p><br>
</p>
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