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<title>Message Title</title>  
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/** Team Calendar overrides, these should be removed when notifications are updated in Team Calendars. For now CSS
    overrides are being used because the structure of the content can't change without rereleasing the plugin */
.mail-calendar-container .day-header + table tr td:first-child {
    vertical-align: top !important;
    padding-top: 5px !important;
}}
@media (min-width: 900px) {#center-content-table { width: 900px; }}
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body{-webkit-text-size-adjust:100%; -ms-text-size-adjust:100%;}
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</style> 
</head>
<body>
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<tbody> 
<tr> 
<td id="header-avatar-image-container" valign="top" style="padding: 0px; border-collapse: collapse; vertical-align: top; width: 32px; padding-right: 9px"><a href="https://wiki.asterisk.org/wiki/display/~mdavenport?src=email" style="color: #3b73af; text-decoration: none"><img id="header-avatar-image" class="image_fix" src="cid:avatar_a25fbf8466474d2c6e78adaa29880def" height="32" width="32" border="0" style="border-radius: 3px; vertical-align: top" /></a></td>
<td id="header-text-container" valign="middle" style="padding: 0px; border-collapse: collapse; vertical-align: middle; font-family: Arial, sans-serif; font-size: 14px; line-height: 20px; mso-line-height-rule: exactly; mso-text-raise: 1px">Malcolm Davenport <strong>edited</strong> a page</td> 
</tr> 
</tbody> 
</table> </td> 
</tr> 
<!-- End Header pattern --> 
<tr> 
<td id="email-content-container" style="padding: 0px; border-collapse: collapse; padding: 0 20px"> 
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<tbody> 
<tr> 
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</tr> 
<tr> 
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<tbody> 
<tr> 
<td class="notification-comment-pattern-container mobile-resize-text" style="padding: 0px; border-collapse: collapse; padding: 0px"><strong>Change comment:</strong> add a bit about chan_pjsip</td> 
</tr> 
</tbody> 
</table> </td> 
</tr> 
<tr> 
<td class="email-content-main mobile-expand padding-top border-top" style="padding: 0px; border-collapse: collapse; border-left: 1px solid #ccc; border-right: 1px solid #ccc; border-top: 0; border-bottom: 0; padding: 0 15px 15px 16px; background-color: #fff; border-top: 1px solid #ccc; padding-top: 15px"> 
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<tbody> 
<tr> 
<td id="page-title-pattern-icon-image-container" valign="top" style="padding: 0px; border-collapse: collapse; width: 16px; vertical-align: top"> 
<table cellspacing="0" cellpadding="0" border="0" style="border-collapse: collapse; mso-table-lspace: 0pt; mso-table-rspace: 0pt; color: #333"> 
<tbody> 
<tr> 
<td id="page-title-pattern-icon-image-container-cell" style="padding: 0px; border-collapse: collapse; width: 16px; padding: 9px 8px 0px 0px; mso-text-raise: 5px; mso-line-height-rule: exactly"><a href="https://wiki.asterisk.org/wiki/display/AST/Secure+Calling+Tutorial?src=email" title="page icon" style="vertical-align: top;; color: #3b73af; text-decoration: none"><img style="vertical-align: top; display: block;" src="cid:page-icon" alt="page icon" title="page icon" height="16" width="16" border="0" /></a></td> 
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<td style="vertical-align: top;; padding: 0px; border-collapse: collapse; padding-right: 5px; font-size: 20px; line-height: 30px; mso-line-height-rule: exactly" id="page-title-pattern-header-container"><span id="page-title-pattern-header" style="font-family: Arial, sans-serif; padding: 0; font-size: 20px; line-height: 30px; mso-text-raise: 2px; mso-line-height-rule: exactly; vertical-align: middle"><a href="https://wiki.asterisk.org/wiki/display/AST/Secure+Calling+Tutorial?src=email" title="Secure Calling Tutorial" style="color: #3b73af; text-decoration: none">Secure Calling Tutorial</a></span></td> 
</tr> 
</tbody> 
</table> </td> 
</tr> 
<tr> 
<td class="email-content-main mobile-expand" style="padding: 0px; border-collapse: collapse; border-left: 1px solid #ccc; border-right: 1px solid #ccc; border-top: 0; border-bottom: 0; padding: 0 15px 15px 16px; background-color: #fff"> 
<table class="content-excerpt-pattern" cellspacing="0" cellpadding="0" border="0" width="100%" style="border-collapse: collapse; mso-table-lspace: 0pt; mso-table-rspace: 0pt; color: #333; font-family: Arial, sans-serif; font-size: 14px; line-height: 20px; mso-line-height-rule: exactly; mso-text-raise: 1px"> 
<tbody> 
<tr> 
<td class="content-excerpt-pattern-container mobile-resize-text " style="padding: 0px; border-collapse: collapse; padding: 0 0 0 24px"> <p class="diff-context-placeholder" style="margin: 10px 0 0 0; margin-top: 0">...</p> 
<table class="diff-macro diff-block-context" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;; border-collapse: collapse; mso-table-lspace: 0pt; mso-table-rspace: 0pt; color: #333"> 
<thead> 
<tr> 
<th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://wiki.asterisk.org/wiki/s/en_GB/5635/60fd2eb45debbf4ede2b669f4c9b96b4ce40a937.48/_/images/icons/macrobrowser/dropdown/tip.png" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Tip</th> 
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<td class="diff-macro-properties" style="background-color: #fafafa; padding: 0 0 0 5px; font-size: 12px; text-align: left;padding: 0; border: 1px solid #dddddd;; padding: 0px; border-collapse: collapse"> 
<table style="border-collapse: collapse; mso-table-lspace: 0pt; mso-table-rspace: 0pt; color: #333"> 
<tbody> 
<tr> 
<td style="background-color: #fafafa; padding: 0 0 0 5px; font-size: 12px; text-align: left;; padding: 0px; border-collapse: collapse">title</td> 
<td style="background-color: #fafafa; padding: 0 0 0 5px; font-size: 12px; text-align: left;; padding: 0px; border-collapse: collapse">.p12 Client Certificates</td> 
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</tbody> 
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<td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; padding: 0px; border-collapse: collapse"> <p style="margin: 10px 0 0 0; margin-top: 0">If your client requires a .p12 certificate file instead, you can generate that using openssl like:</p> 
<table class="diff-macro" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;; border-collapse: collapse; mso-table-lspace: 0pt; mso-table-rspace: 0pt; color: #333"> 
<thead> 
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<th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://wiki.asterisk.org/wiki/s/en_GB/5635/60fd2eb45debbf4ede2b669f4c9b96b4ce40a937.48/_/plugins/servlet/confluence/placeholder/macro-icon?name=code" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Code Block</th> 
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<td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; padding: 0px; border-collapse: collapse"> <pre style="margin: 10px 0 0 0; margin-top: 0"># openssl pkcs12 -export -out MySuperClientCert.p12 -inkey ca.key -in ca.crt -certfile asterisk.crt </pre> </td> 
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</tbody> 
</table> </td> 
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</tbody> 
</table> <p class="diff-block-context" style="margin: 10px 0 0 0"> </p> <p class="diff-context-placeholder" style="margin: 10px 0 0 0">...</p> <h2 id="SecureCallingTutorial-Asteriskchan_pjsipconfiguration" class="diff-block-target diff-block-context" style="margin: 10px 0 0 0; font-size: 20px; font-weight: normal; line-height: 30px; margin: 40px 0 0 0"> <span class="diff-html-changed" id="changed-diff-0" style="background-color: #d6f0ff;">Asterisk </span> </h2> <p class="diff-context-placeholder" style="margin: 10px 0 0 0">...</p> <h2 id="SecureCallingTutorial-Asteriskchan_pjsipconfiguration" class="diff-block-target diff-block-context" style="margin: 10px 0 0 0; font-size: 20px; font-weight: normal; line-height: 30px; margin: 40px 0 0 0"> <span class="diff-html-added" id="added-diff-0" style="font-size: 100%; background-color: #ddfade;">chan_pjsip </span><span class="diff-html-changed" id="changed-diff-1" style="background-color: #d6f0ff;">configuration</span> </h2> <p class="diff-block-target diff-block-context" style="margin: 10px 0 0 0">Now, let's configure Asterisk<span class="diff-html-added" id="added-diff-1" style="font-size: 100%; background-color: #ddfade;">'s PJSIP channel driver </span>to use TLS.</p> <p class="diff-block-target diff-block-context" style="margin: 10px 0 0 0">In the <strong><span class="diff-html-added" id="added-diff-2" style="font-size: 100%; background-color: #ddfade;">pjsip.conf</span></strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;"> configuration file, you'll need to enable a TLS-capable transport.  An example of one would resemble:</span> </p> 
<table class="diff-macro diff-html-added diff-block-target diff-block-context" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;background-color: #ddfade;border-color: #93c49f;; border-collapse: collapse; mso-table-lspace: 0pt; mso-table-rspace: 0pt; color: #333"> 
<thead> 
<tr> 
<th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;"><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://wiki.asterisk.org/wiki/s/en_GB/5635/60fd2eb45debbf4ede2b669f4c9b96b4ce40a937.48/_/images/icons/macrobrowser/dropdown/noformat.png" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>No Format</span></th> 
</tr> 
</thead> 
<tbody> 
<tr> 
<td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; padding: 0px; border-collapse: collapse"> <pre style="margin: 10px 0 0 0; margin-top: 0">
<span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">[transport-tls]
type=transport
protocol=tls
bind=0.0.0.0:5061
cert_file=/etc/asterisk/keys/asterisk.crt
priv_key_file=/etc/asterisk/keys/asterisk.key
method=tlsv1</span>
</pre> </td> 
</tr> 
</tbody> 
</table> <p class="diff-block-target diff-block-context" style="margin: 10px 0 0 0"> <span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">Note the </span><strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">protocol</span></strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">, </span><strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">cert_file</span></strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">, </span><strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">priv_key_file</span></strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">, and </span><strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">method</span></strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;"> options.  Here, we're using the TLS protocol, we're specifying the keys that we generated earlier for </span><strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">cert_file</span></strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;"> and </span><strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">priv_key_file</span></strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;"> and we're setting the </span><strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">method</span></strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;"> to TLSv1.</span> </p> <p class="diff-block-target diff-block-context" style="margin: 10px 0 0 0"> <span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">Next, you'll need to configure a TLS-capable endpoint.  An example of one would resemble:</span> </p> 
<table class="diff-macro diff-html-added diff-block-target diff-block-context" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;background-color: #ddfade;border-color: #93c49f;; border-collapse: collapse; mso-table-lspace: 0pt; mso-table-rspace: 0pt; color: #333"> 
<thead> 
<tr> 
<th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;"><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://wiki.asterisk.org/wiki/s/en_GB/5635/60fd2eb45debbf4ede2b669f4c9b96b4ce40a937.48/_/images/icons/macrobrowser/dropdown/noformat.png" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>No Format</span></th> 
</tr> 
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<tr> 
<td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; padding: 0px; border-collapse: collapse"> <pre style="margin: 10px 0 0 0; margin-top: 0">
<span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">[malcolm]
type=aor
max_contacts=1
remove_existing=yes
 
[malcolm]
type=auth
auth_type=userpass
username=malcolm
password=useabetterpasswordplease
 
[malcolm]
type=endpoint
aors=malcolm
auth=malcolm
context=local
disallow=all
allow=g722
dtmfmode=rfc4733
media_encryption=sdes
 </span>
</pre> </td> 
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</table> <p class="diff-block-target diff-block-context" style="margin: 10px 0 0 0"> <span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">Note the </span><strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">media_encryption</span></strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;"> option for the endpoint.  In this case, we've configured an endpoint that will be using SDES encryption for RTP.</span> </p> <h2 id="SecureCallingTutorial-Asteriskchan_sipconfiguration" class="diff-block-target diff-block-context" style="margin: 10px 0 0 0; font-size: 20px; font-weight: normal; line-height: 30px; margin: 40px 0 0 0"> <span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">Asterisk chan_</span><span class="diff-html-changed" id="changed-diff-2" style="background-color: #d6f0ff;">sip </span><span class="diff-html-added" id="added-diff-3" style="font-size: 100%; background-color: #ddfade;">configuration</span> </h2> <p class="diff-block-target diff-block-context" style="margin: 10px 0 0 0"> <span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">Or, if you are using can_sip, you can use the following to assist</span><span class="diff-html-changed" id="changed-diff-3" style="background-color: #d6f0ff;">.</span> </p> <p class="diff-block-target diff-block-context" style="margin: 10px 0 0 0"> <span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">In the </span><strong><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">sip.</span>conf</strong> configuration file, set the following:</p> <p class="diff-context-placeholder" style="margin: 10px 0 0 0">...</p> <p class="diff-block-context" style="margin: 10px 0 0 0">Here, we're enabling TLS support.<br /> We're binding it to our local IPv4 wildcard (the port defaults to 5061 for TLS).<br /> We've set the TLS certificate file to the one we created above.<br /> We've set the Certificate Authority to the one we created above.<br /> TLS Ciphers have been set to ALL, since it's the most permissive.<br /> And we've set the TLS client method to TLSv1, since that's the preferred one for RFCs and for most clients.</p> <h2 id="SecureCallingTutorial-ConfiguringaTLS-enabledSIPpeerwithinAsterisk" class="diff-block-target" style="margin: 10px 0 0 0; font-size: 20px; font-weight: normal; line-height: 30px; margin: 40px 0 0 0"> <span class="diff-html-removed" id="removed-diff-2" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">Configuring a TLS-enabled SIP peer within Asterisk</span> </h2> <p class="diff-block-context" style="margin: 10px 0 0 0">Next, you'll need to configure a SIP peer within Asterisk to use TLS as a transport type. Here's an example:</p> <p class="diff-context-placeholder" style="margin: 10px 0 0 0">...</p> </td> 
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