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Networking.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Networking Messages — IMC v5.4.11 Specification</title>
<link rel="stylesheet" href="_static/pydoctheme.css" type="text/css" />
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<body>
<div class="document">
<div class="documentwrapper">
<div class="bodywrapper">
<div class="body">
<div class="section" id="networking-messages">
<h1>Networking Messages<a class="headerlink" href="#networking-messages" title="Permalink to this headline">¶</a></h1>
<div class="section" id="heartbeat">
<span id="id1"></span><h2>Heartbeat<a class="headerlink" href="#heartbeat" title="Permalink to this headline">¶</a></h2>
<p>The Heartbeat message is used to inform other modules that the
sending entity’s system is running normally and communications
are alive.</p>
<ul class="simple">
<li>Abbreviation: Heartbeat</li>
<li>Identification Number: 150</li>
<li>Payload Size: 0 bytes</li>
<li>Message Size: 22 bytes</li>
<li>Flags: periodic</li>
</ul>
<p>This message has no fields.</p>
</div>
<div class="section" id="announce">
<span id="id2"></span><h2>Announce<a class="headerlink" href="#announce" title="Permalink to this headline">¶</a></h2>
<p>A system description that is to be broadcasted to other systems.</p>
<ul class="simple">
<li>Abbreviation: Announce</li>
<li>Identification Number: 151</li>
<li>Payload Size: 27+ bytes</li>
<li>Message Size: 49+ bytes</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="11%" />
<col width="8%" />
<col width="16%" />
<col width="7%" />
<col width="43%" />
<col width="16%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>System Name</td>
<td>sys_name</td>
<td><em>-</em></td>
<td>plaintext</td>
<td>System name.</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>System Type</td>
<td>sys_type</td>
<td><em>Enumerated</em>
(<a class="reference internal" href="Message Format.html#enum-systemtype"><span class="std std-ref">Enum System Type</span></a>)</td>
<td>uint8_t</td>
<td>System type.</td>
<td>Same as field type</td>
</tr>
<tr class="row-even"><td>Control Owner</td>
<td>owner</td>
<td><em>-</em></td>
<td>uint16_t</td>
<td>The owner IMC system ID.</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>Latitude WGS-84</td>
<td>lat</td>
<td><em>rad</em></td>
<td>fp64_t</td>
<td>WGS-84 Latitude. If lat=0 and lon=0 means location value is unknown.</td>
<td>min=-1.5707963267948966,
max=1.5707963267948966</td>
</tr>
<tr class="row-even"><td>Longitude WGS-84</td>
<td>lon</td>
<td><em>rad</em></td>
<td>fp64_t</td>
<td>WGS-84 Longitude. If lat=0 and lon=0 means location value is unknown.</td>
<td>min=-3.141592653589793,
max=3.141592653589793</td>
</tr>
<tr class="row-odd"><td>Height WGS-84</td>
<td>height</td>
<td><em>m</em></td>
<td>fp32_t</td>
<td>Height above WGS-84 ellipsoid.</td>
<td>Same as field type</td>
</tr>
<tr class="row-even"><td>Services</td>
<td>services</td>
<td><em>-</em></td>
<td>plaintext</td>
<td><p class="first">Semicolon separated list of URLs. Examples of such URLs are:</p>
<ul class="last simple">
<li><em>imc+udp://192.168.106.34:6002/</em></li>
<li><em>dune://0.0.0.0/uid/1294925553839635/</em></li>
<li><em>http://192.168.106.34/dune/</em>.</li>
</ul>
</td>
<td>Same as field type</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="announce-service">
<span id="announceservice"></span><h2>Announce Service<a class="headerlink" href="#announce-service" title="Permalink to this headline">¶</a></h2>
<p>Announcement about the existence of a service.</p>
<ul class="simple">
<li>Abbreviation: AnnounceService</li>
<li>Identification Number: 152</li>
<li>Payload Size: 3+ bytes</li>
<li>Message Size: 25+ bytes</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="8%" />
<col width="8%" />
<col width="28%" />
<col width="7%" />
<col width="37%" />
<col width="12%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>Service</td>
<td>service</td>
<td><em>-</em></td>
<td>plaintext</td>
<td>Semicolon separated list of URLs (see <a class="reference internal" href="#announce"><span class="std std-ref">Announce</span></a>).</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>ServiceType</td>
<td>service_type</td>
<td><em>Bitfield</em>
(<a class="reference internal" href="#announceservice-bitfield-service-type"><span class="std std-ref">Bitfield ServiceType</span></a>)</td>
<td>uint8_t</td>
<td>Informs about the availability of the service on internal and
external networks.</td>
<td>Same as field type</td>
</tr>
</tbody>
</table>
<div class="section" id="bitfield-servicetype">
<span id="announceservice-bitfield-prefix-srv-type"></span><span id="announceservice-bitfield-service-type"></span><h3>Bitfield ServiceType<a class="headerlink" href="#bitfield-servicetype" title="Permalink to this headline">¶</a></h3>
<p>Informs about the availability of the service on internal and
external networks.</p>
<ul class="simple">
<li>Abbreviation: service_type</li>
<li>Prefix: SRV_TYPE</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="16%" />
<col width="23%" />
<col width="32%" />
<col width="30%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Value</th>
<th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Description</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>0x01</td>
<td>External</td>
<td>EXTERNAL</td>
<td><em>-</em></td>
</tr>
<tr class="row-odd"><td>0x02</td>
<td>Local</td>
<td>LOCAL</td>
<td><em>-</em></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="section" id="receive-signal-strength-information">
<span id="rssi"></span><h2>Receive Signal Strength Information<a class="headerlink" href="#receive-signal-strength-information" title="Permalink to this headline">¶</a></h2>
<p>Measure of the RSSI by a networking device.
Indicates the gain or loss in the signal strength due to the transmission and reception equipment and the transmission medium and distance.</p>
<ul class="simple">
<li>Abbreviation: RSSI</li>
<li>Identification Number: 153</li>
<li>Payload Size: 4 bytes</li>
<li>Message Size: 26 bytes</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="11%" />
<col width="22%" />
<col width="10%" />
<col width="13%" />
<col width="30%" />
<col width="14%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>Value</td>
<td>value</td>
<td><em>%</em></td>
<td>fp32_t</td>
<td>RSSI measurement.</td>
<td>max=100</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="voltage-standing-wave-ratio">
<span id="vswr"></span><h2>Voltage Standing Wave Ratio<a class="headerlink" href="#voltage-standing-wave-ratio" title="Permalink to this headline">¶</a></h2>
<p>Measure of the VSWR by a networking device.</p>
<ul class="simple">
<li>Abbreviation: VSWR</li>
<li>Identification Number: 154</li>
<li>Payload Size: 4 bytes</li>
<li>Message Size: 26 bytes</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="9%" />
<col width="19%" />
<col width="8%" />
<col width="11%" />
<col width="26%" />
<col width="27%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>Value</td>
<td>value</td>
<td><em>-</em></td>
<td>fp32_t</td>
<td>VSWR measurement.</td>
<td>Same as field type</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="link-level">
<span id="linklevel"></span><h2>Link Level<a class="headerlink" href="#link-level" title="Permalink to this headline">¶</a></h2>
<p>Measurement of link level quality. For instance, this may
correspond to the acknowledgment ratio of a link. But,
generally, the measure is link-dependent.</p>
<ul class="simple">
<li>Abbreviation: LinkLevel</li>
<li>Identification Number: 155</li>
<li>Payload Size: 4 bytes</li>
<li>Message Size: 26 bytes</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="9%" />
<col width="19%" />
<col width="8%" />
<col width="11%" />
<col width="26%" />
<col width="27%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>Value</td>
<td>value</td>
<td><em>-</em></td>
<td>fp32_t</td>
<td>Link level value.</td>
<td>Same as field type</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="sms">
<span id="id3"></span><h2>SMS<a class="headerlink" href="#sms" title="Permalink to this headline">¶</a></h2>
<p>Send a SMS message.</p>
<ul class="simple">
<li>Abbreviation: Sms</li>
<li>Identification Number: 156</li>
<li>Payload Size: 6+ bytes</li>
<li>Message Size: 28+ bytes</li>
<li>Flags: deprecated</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="11%" />
<col width="15%" />
<col width="7%" />
<col width="12%" />
<col width="33%" />
<col width="22%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>Number</td>
<td>number</td>
<td><em>-</em></td>
<td>plaintext</td>
<td>Target mobile device number.</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>Timeout</td>
<td>timeout</td>
<td><em>-</em></td>
<td>uint16_t</td>
<td>Timeout for sending message.</td>
<td>Same as field type</td>
</tr>
<tr class="row-even"><td>Contents</td>
<td>contents</td>
<td><em>-</em></td>
<td>plaintext</td>
<td>Message contents.</td>
<td>Same as field type</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="sms-transmit">
<span id="smstx"></span><h2>SMS Transmit<a class="headerlink" href="#sms-transmit" title="Permalink to this headline">¶</a></h2>
<p>Request to send SMS.</p>
<ul class="simple">
<li>Abbreviation: SmsTx</li>
<li>Identification Number: 157</li>
<li>Payload Size: 10+ bytes</li>
<li>Message Size: 32+ bytes</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="17%" />
<col width="14%" />
<col width="6%" />
<col width="11%" />
<col width="33%" />
<col width="20%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>Sequence Number</td>
<td>seq</td>
<td><em>-</em></td>
<td>uint32_t</td>
<td>Sequence number.</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>Destination</td>
<td>destination</td>
<td><em>-</em></td>
<td>plaintext</td>
<td>Number or name of the recipient.</td>
<td>Same as field type</td>
</tr>
<tr class="row-even"><td>Timeout</td>
<td>timeout</td>
<td><em>s</em></td>
<td>uint16_t</td>
<td>Timeout for sending message.</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>Data</td>
<td>data</td>
<td><em>-</em></td>
<td>rawdata</td>
<td>Message data.</td>
<td>Same as field type</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="sms-receive">
<span id="smsrx"></span><h2>SMS Receive<a class="headerlink" href="#sms-receive" title="Permalink to this headline">¶</a></h2>
<p>Received SMS data.</p>
<ul class="simple">
<li>Abbreviation: SmsRx</li>
<li>Identification Number: 158</li>
<li>Payload Size: 4+ bytes</li>
<li>Message Size: 26+ bytes</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="9%" />
<col width="16%" />
<col width="7%" />
<col width="12%" />
<col width="34%" />
<col width="22%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>Source</td>
<td>source</td>
<td><em>-</em></td>
<td>plaintext</td>
<td>Number of name of the sender.</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>Data</td>
<td>data</td>
<td><em>-</em></td>
<td>rawdata</td>
<td>Message data.</td>
<td>Same as field type</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="sms-state">
<span id="smsstate"></span><h2>SMS State<a class="headerlink" href="#sms-state" title="Permalink to this headline">¶</a></h2>
<p>No description</p>
<ul class="simple">
<li>Abbreviation: SmsState</li>
<li>Identification Number: 159</li>
<li>Payload Size: 7+ bytes</li>
<li>Message Size: 29+ bytes</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="13%" />
<col width="11%" />
<col width="23%" />
<col width="8%" />
<col width="29%" />
<col width="15%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>Sequence Number</td>
<td>seq</td>
<td><em>-</em></td>
<td>uint32_t</td>
<td>Sequence number.</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>State</td>
<td>state</td>
<td><em>Enumerated</em>
(<a class="reference internal" href="#smsstate-enum-state"><span class="std std-ref">Enum State</span></a>)</td>
<td>uint8_t</td>
<td>Current state of an SMS transaction.</td>
<td>Same as field type</td>
</tr>
<tr class="row-even"><td>Error Message</td>
<td>error</td>
<td><em>-</em></td>
<td>plaintext</td>
<td> </td>
<td>Same as field type</td>
</tr>
</tbody>
</table>
<div class="section" id="enum-state">
<span id="smsstate-enum-prefix-sms"></span><span id="smsstate-enum-state"></span><h3>Enum State<a class="headerlink" href="#enum-state" title="Permalink to this headline">¶</a></h3>
<p>Current state of an SMS transaction.</p>
<ul class="simple">
<li>Abbreviation: state</li>
<li>Prefix: SMS</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="15%" />
<col width="29%" />
<col width="29%" />
<col width="27%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Value</th>
<th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Description</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>0</td>
<td>Accepted</td>
<td>ACCEPTED</td>
<td><em>-</em></td>
</tr>
<tr class="row-odd"><td>1</td>
<td>Rejected</td>
<td>REJECTED</td>
<td><em>-</em></td>
</tr>
<tr class="row-even"><td>2</td>
<td>Interrupted</td>
<td>INTERRUPTED</td>
<td><em>-</em></td>
</tr>
<tr class="row-odd"><td>3</td>
<td>Completed</td>
<td>COMPLETED</td>
<td><em>-</em></td>
</tr>
<tr class="row-even"><td>4</td>
<td>Idle</td>
<td>IDLE</td>
<td><em>-</em></td>
</tr>
<tr class="row-odd"><td>5</td>
<td>Transmitting</td>
<td>TRANSMITTING</td>
<td><em>-</em></td>
</tr>
<tr class="row-even"><td>6</td>
<td>Receiving</td>
<td>RECEIVING</td>
<td><em>-</em></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="section" id="text-message">
<span id="textmessage"></span><h2>Text Message<a class="headerlink" href="#text-message" title="Permalink to this headline">¶</a></h2>
<p>A text message has been received.</p>
<ul class="simple">
<li>Abbreviation: TextMessage</li>
<li>Identification Number: 160</li>
<li>Payload Size: 4+ bytes</li>
<li>Message Size: 26+ bytes</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="9%" />
<col width="16%" />
<col width="7%" />
<col width="13%" />
<col width="32%" />
<col width="23%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>Origin</td>
<td>origin</td>
<td><em>-</em></td>
<td>plaintext</td>
<td>Message origin (if known).</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>Text</td>
<td>text</td>
<td><em>-</em></td>
<td>plaintext</td>
<td>Message contents.</td>
<td>Same as field type</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="received-iridium-message">
<span id="iridiummsgrx"></span><h2>Received Iridium Message<a class="headerlink" href="#received-iridium-message" title="Permalink to this headline">¶</a></h2>
<p>No description</p>
<ul class="simple">
<li>Abbreviation: IridiumMsgRx</li>
<li>Identification Number: 170</li>
<li>Payload Size: 28+ bytes</li>
<li>Message Size: 50+ bytes</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="13%" />
<col width="9%" />
<col width="4%" />
<col width="7%" />
<col width="54%" />
<col width="13%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>Origin Identifier</td>
<td>origin</td>
<td><em>-</em></td>
<td>plaintext</td>
<td>The unique identifier of this message’s origin device (e.g. lauv-xtreme-2, manta-0).</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>Timestamp</td>
<td>htime</td>
<td><em>s</em></td>
<td>fp64_t</td>
<td>Timestamp (Epoch time).</td>
<td>Same as field type</td>
</tr>
<tr class="row-even"><td>Latitude Reference</td>
<td>lat</td>
<td><em>rad</em></td>
<td>fp64_t</td>
<td> </td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>Longitude Reference</td>
<td>lon</td>
<td><em>rad</em></td>
<td>fp64_t</td>
<td> </td>
<td>Same as field type</td>
</tr>
<tr class="row-even"><td>Data</td>
<td>data</td>
<td><em>-</em></td>
<td>rawdata</td>
<td>Message data.</td>
<td>Same as field type</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="transmit-iridium-message">
<span id="iridiummsgtx"></span><h2>Transmit Iridium Message<a class="headerlink" href="#transmit-iridium-message" title="Permalink to this headline">¶</a></h2>
<p>No description</p>
<ul class="simple">
<li>Abbreviation: IridiumMsgTx</li>
<li>Identification Number: 171</li>
<li>Payload Size: 8+ bytes</li>
<li>Message Size: 30+ bytes</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="15%" />
<col width="9%" />
<col width="4%" />
<col width="7%" />
<col width="53%" />
<col width="12%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>Request Identifier</td>
<td>req_id</td>
<td><em>-</em></td>
<td>uint16_t</td>
<td>The request identifier used to receive transmission updates.</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>Time to live</td>
<td>ttl</td>
<td><em>s</em></td>
<td>uint16_t</td>
<td>Time, in seconds, after which there will be no more atempts to transmit the message.</td>
<td>Same as field type</td>
</tr>
<tr class="row-even"><td>Destination Identifier</td>
<td>destination</td>
<td><em>-</em></td>
<td>plaintext</td>
<td>The unique identifier of this message’s destination (e.g. lauv-xtreme-2, manta-0).</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>Data</td>
<td>data</td>
<td><em>-</em></td>
<td>rawdata</td>
<td>Message data.</td>
<td>Same as field type</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="iridium-transmission-status">
<span id="iridiumtxstatus"></span><h2>Iridium Transmission Status<a class="headerlink" href="#iridium-transmission-status" title="Permalink to this headline">¶</a></h2>
<p>No description</p>
<ul class="simple">
<li>Abbreviation: IridiumTxStatus</li>
<li>Identification Number: 172</li>
<li>Payload Size: 5+ bytes</li>
<li>Message Size: 27+ bytes</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="12%" />
<col width="9%" />
<col width="23%" />
<col width="7%" />
<col width="37%" />
<col width="12%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>Request Identifier</td>
<td>req_id</td>
<td><em>-</em></td>
<td>uint16_t</td>
<td>The request identifier used to receive transmission updates</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>Status Code</td>
<td>status</td>
<td><em>Enumerated</em>
(<a class="reference internal" href="#iridiumtxstatus-enum-status"><span class="std std-ref">Enum Status Code</span></a>)</td>
<td>uint8_t</td>
<td> </td>
<td>Same as field type</td>
</tr>
<tr class="row-even"><td>Status Text</td>
<td>text</td>
<td><em>-</em></td>
<td>plaintext</td>
<td> </td>
<td>Same as field type</td>
</tr>
</tbody>
</table>
<div class="section" id="enum-status-code">
<span id="iridiumtxstatus-enum-prefix-txstatus"></span><span id="iridiumtxstatus-enum-status"></span><h3>Enum Status Code<a class="headerlink" href="#enum-status-code" title="Permalink to this headline">¶</a></h3>
<p>No description</p>
<ul class="simple">
<li>Abbreviation: status</li>
<li>Prefix: TXSTATUS</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="8%" />
<col width="60%" />
<col width="16%" />
<col width="15%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Value</th>
<th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Description</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>1</td>
<td>Successfull transmission</td>
<td>OK</td>
<td><em>-</em></td>
</tr>
<tr class="row-odd"><td>2</td>
<td>Error while trying to transmit message</td>
<td>ERROR</td>
<td><em>-</em></td>
</tr>
<tr class="row-even"><td>3</td>
<td>Message has been queued for transmission</td>
<td>QUEUED</td>
<td><em>-</em></td>
</tr>
<tr class="row-odd"><td>4</td>
<td>Message is currently being transmitted</td>
<td>TRANSMIT</td>
<td><em>-</em></td>
</tr>
<tr class="row-even"><td>5</td>
<td>Message’s TTL has expired. Transmition cancelled.</td>
<td>EXPIRED</td>
<td><em>-</em></td>
</tr>
<tr class="row-odd"><td>6</td>
<td>No more messages to be transmitted or received.</td>
<td>EMPTY</td>
<td><em>-</em></td>
</tr>
</tbody>
</table>
</div>
</div>
<div class="section" id="group-membership-state">
<span id="groupmembershipstate"></span><h2>Group Membership State<a class="headerlink" href="#group-membership-state" title="Permalink to this headline">¶</a></h2>
<p>Group communication link assertion.</p>
<ul class="simple">
<li>Abbreviation: GroupMembershipState</li>
<li>Identification Number: 180</li>
<li>Payload Size: 6+ bytes</li>
<li>Message Size: 28+ bytes</li>
<li>Flags: periodic</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="22%" />
<col width="10%" />
<col width="4%" />
<col width="8%" />
<col width="41%" />
<col width="14%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>Group Name</td>
<td>group_name</td>
<td><em>-</em></td>
<td>plaintext</td>
<td>Name of the group of systems.</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>Communication Links Assertion</td>
<td>links</td>
<td><em>-</em></td>
<td>uint32_t</td>
<td>Communication link assertion for each group member.
One bit to assert each system communication link state.</td>
<td>Same as field type</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="system-group">
<span id="systemgroup"></span><h2>System Group<a class="headerlink" href="#system-group" title="Permalink to this headline">¶</a></h2>
<p>Group of systems configuration.</p>
<ul class="simple">
<li>Abbreviation: SystemGroup</li>
<li>Identification Number: 181</li>
<li>Payload Size: 5+ bytes</li>
<li>Message Size: 27+ bytes</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="12%" />
<col width="9%" />
<col width="22%" />
<col width="7%" />
<col width="38%" />
<col width="13%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Abbreviation</th>
<th class="head">Unit</th>
<th class="head">Type</th>
<th class="head">Description</th>
<th class="head">Range</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>Group Name</td>
<td>GroupName</td>
<td><em>-</em></td>
<td>plaintext</td>
<td>Name of the group of systems.</td>
<td>Same as field type</td>
</tr>
<tr class="row-odd"><td>Group List Action</td>
<td>Action</td>
<td><em>Enumerated</em>
(<a class="reference internal" href="#systemgroup-enum-action"><span class="std std-ref">Enum Group List Action</span></a>)</td>
<td>uint8_t</td>
<td>Actions on the group list.</td>
<td>Same as field type</td>
</tr>
<tr class="row-even"><td>Systems Name List</td>
<td>GroupList</td>
<td><em>-</em></td>
<td>plaintext</td>
<td>List of names of system in the group, separated by commas.</td>
<td>Same as field type</td>
</tr>
</tbody>
</table>
<div class="section" id="enum-group-list-action">
<span id="systemgroup-enum-prefix-op"></span><span id="systemgroup-enum-action"></span><h3>Enum Group List Action<a class="headerlink" href="#enum-group-list-action" title="Permalink to this headline">¶</a></h3>
<p>Actions on the group list.</p>
<ul class="simple">
<li>Abbreviation: Action</li>
<li>Prefix: OP</li>
</ul>
<table border="1" class="docutils">
<colgroup>
<col width="16%" />