<p>osmith <strong>merged</strong> this change.</p><p><a href="https://gerrit.osmocom.org/12414">View Change</a></p><div style="white-space:pre-wrap">Approvals:
Jenkins Builder: Verified
Harald Welte: Looks good to me, approved
</div><pre style="font-family: monospace,monospace; white-space: pre-wrap;">chapters/gsup.adoc: document CHECK-IMEI<br><br>Related Change-Id: (core) I085819df0ea7f3bfeb0cabebb5fd1942a23c6155<br>Related: OS#3733<br>Change-Id: I51dd09cda3c595f1d252546285ced9f06c748617<br>---<br>M common/chapters/gsup.adoc<br>1 file changed, 79 insertions(+), 0 deletions(-)<br><br></pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/common/chapters/gsup.adoc b/common/chapters/gsup.adoc</span><br><span>index 7773d09..673ed59 100644</span><br><span>--- a/common/chapters/gsup.adoc</span><br><span>+++ b/common/chapters/gsup.adoc</span><br><span>@@ -200,6 +200,25 @@</span><br><span> }</span><br><span> ----</span><br><span> </span><br><span style="color: hsl(120, 100%, 40%);">+==== Check IMEI</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+The VLR asks the EIR to check if a new ME's IMEI is acceptable or not. The EIR</span><br><span style="color: hsl(120, 100%, 40%);">+may implement a blacklist or whitelist and reject the IMEI based on that.</span><br><span style="color: hsl(120, 100%, 40%);">+Against the original purpose of the Check IMEI Procedure, this could also be</span><br><span style="color: hsl(120, 100%, 40%);">+used to save the IMEI in the HLR DB.</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+.Check IMEI (Normal Case)</span><br><span style="color: hsl(120, 100%, 40%);">+["mscgen"]</span><br><span style="color: hsl(120, 100%, 40%);">+----</span><br><span style="color: hsl(120, 100%, 40%);">+msc {</span><br><span style="color: hsl(120, 100%, 40%);">+ hscale="1.5";</span><br><span style="color: hsl(120, 100%, 40%);">+ VLR [label="VLR"], EIR [label="EIR (via HLR)"];</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ VLR => EIR [label="CHECK IMEI REQUEST (IMEI)"];</span><br><span style="color: hsl(120, 100%, 40%);">+ EIR => VLR [label="CHECK IMEI RESULT (ACK)"];</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+----</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span> === Message Format</span><br><span> </span><br><span> ==== General</span><br><span>@@ -667,6 +686,42 @@</span><br><span> MO SMMA (Memory Available) indication. The corresponding MAP</span><br><span> service is MAP-READY-FOR-SM, see 3GPP TS 29.002, section 12.4.</span><br><span> </span><br><span style="color: hsl(120, 100%, 40%);">+==== CHECK-IMEI Request</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+Direction: VLR => EIR (via HLR)</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+[options="header",cols="5%,45%,20%,10%,10%,10%"]</span><br><span style="color: hsl(120, 100%, 40%);">+|===</span><br><span style="color: hsl(120, 100%, 40%);">+|IEI|IE|Type|Presence|Format|Length</span><br><span style="color: hsl(120, 100%, 40%);">+| |Message Type|<<gsup-ie-msgtype>>|M|V|1</span><br><span style="color: hsl(120, 100%, 40%);">+|01|IMSI|<<gsup-ie-imsi>>|M|TLV|2-10</span><br><span style="color: hsl(120, 100%, 40%);">+|50|IMEI|<<gsup-ie-imei>>|M|TLV|11</span><br><span style="color: hsl(120, 100%, 40%);">+|===</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+==== CHECK-IMEI Error</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+Direction: EIR (via HLR) => VLR</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+[options="header",cols="5%,45%,20%,10%,10%,10%"]</span><br><span style="color: hsl(120, 100%, 40%);">+|===</span><br><span style="color: hsl(120, 100%, 40%);">+|IEI|IE|Type|Presence|Format|Length</span><br><span style="color: hsl(120, 100%, 40%);">+| |Message Type|<<gsup-ie-msgtype>>|M|V|1</span><br><span style="color: hsl(120, 100%, 40%);">+|01|IMSI|<<gsup-ie-imsi>>|M|TLV|2-10</span><br><span style="color: hsl(120, 100%, 40%);">+|02|Cause|<<gsup-ie-cause>>|M|TLV|3</span><br><span style="color: hsl(120, 100%, 40%);">+|===</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+==== CHECK-IMEI Result</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+Direction: EIR (via HLR) => VLR</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+[options="header",cols="5%,45%,20%,10%,10%,10%"]</span><br><span style="color: hsl(120, 100%, 40%);">+|===</span><br><span style="color: hsl(120, 100%, 40%);">+|IEI|IE|Type|Presence|Format|Length</span><br><span style="color: hsl(120, 100%, 40%);">+| |Message Type|<<gsup-ie-msgtype>>|M|V|1</span><br><span style="color: hsl(120, 100%, 40%);">+|01|IMSI|<<gsup-ie-imsi>>|M|TLV|2-10</span><br><span style="color: hsl(120, 100%, 40%);">+|51|IMEI Check Result|<<gsup-ie-imei-result>>|M|TLV|3</span><br><span style="color: hsl(120, 100%, 40%);">+|===</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span> === Information Elements</span><br><span> </span><br><span> [[gsup-ie-msgtype]]</span><br><span>@@ -706,6 +761,9 @@</span><br><span> |0x2c|READY-FOR-SM Request</span><br><span> |0x2d|READY-FOR-SM Error</span><br><span> |0x2e|READY-FOR-SM Result</span><br><span style="color: hsl(120, 100%, 40%);">+|0x30|CHECK-IMEI Request</span><br><span style="color: hsl(120, 100%, 40%);">+|0x31|CHECK-IMEI Error</span><br><span style="color: hsl(120, 100%, 40%);">+|0x32|CHECK-IMEI Result</span><br><span> |===</span><br><span> </span><br><span> [[gsup-ie-ipaddr]]</span><br><span>@@ -939,6 +997,8 @@</span><br><span> |0x44|SM-RP-Cause (RP Cause value)|<<gsup-ie-sm-rp-cause>></span><br><span> |0x45|SM-RP-MMS (More Messages to Send)|<<gsup-ie-sm-rp-mms>></span><br><span> |0x46|SM Alert Reason|<<gsup-ie-sm-alert-rsn>></span><br><span style="color: hsl(120, 100%, 40%);">+|0x50|IMEI|<<gsup-ie-imei>></span><br><span style="color: hsl(120, 100%, 40%);">+|0x51|IMEI Check Result|<<gsup-ie-imei-result>></span><br><span> |===</span><br><span> </span><br><span> [[gsup-ie-empty]]</span><br><span>@@ -1242,3 +1302,22 @@</span><br><span> |0x01|MS present</span><br><span> |0x02|Memory Available</span><br><span> |===</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+[[gsup-ie-imei]]</span><br><span style="color: hsl(120, 100%, 40%);">+==== IMEI</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+The IMEI encoded as Called Party BCD Number in 3GPP TS 04.08.</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+[[gsup-ie-imei-result]]</span><br><span style="color: hsl(120, 100%, 40%);">+==== IMEI Check Result</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+Result of the Check IMEI request. A NACK could be sent in theory, if the ME is</span><br><span style="color: hsl(120, 100%, 40%);">+not permitted on the network (e.g. because it is on a blacklist).</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+.IMEI Check Result</span><br><span style="color: hsl(120, 100%, 40%);">+[options="header",cols="10%,90%"]</span><br><span style="color: hsl(120, 100%, 40%);">+|===</span><br><span style="color: hsl(120, 100%, 40%);">+|Type|Description</span><br><span style="color: hsl(120, 100%, 40%);">+|0x01|ACK</span><br><span style="color: hsl(120, 100%, 40%);">+|0x02|NACK</span><br><span style="color: hsl(120, 100%, 40%);">+|===</span><br><span></span><br></pre><p>To view, visit <a href="https://gerrit.osmocom.org/12414">change 12414</a>. 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<div style="display:none"> Gerrit-Project: osmo-gsm-manuals </div>
<div style="display:none"> Gerrit-Branch: master </div>
<div style="display:none"> Gerrit-MessageType: merged </div>
<div style="display:none"> Gerrit-Change-Id: I51dd09cda3c595f1d252546285ced9f06c748617 </div>
<div style="display:none"> Gerrit-Change-Number: 12414 </div>
<div style="display:none"> Gerrit-PatchSet: 2 </div>
<div style="display:none"> Gerrit-Owner: osmith <osmith@sysmocom.de> </div>
<div style="display:none"> Gerrit-Reviewer: Harald Welte <laforge@gnumonks.org> </div>
<div style="display:none"> Gerrit-Reviewer: Jenkins Builder (1000002) </div>
<div style="display:none"> Gerrit-Reviewer: osmith <osmith@sysmocom.de> </div>