This is merely a historical archive of years 2008-2021, before the migration to mailman3.
A maintained and still updated list archive can be found at https://lists.osmocom.org/hyperkitty/list/gerrit-log@lists.osmocom.org/.
osmith gerrit-no-reply at lists.osmocom.orgosmith has uploaded this change for review. ( https://gerrit.osmocom.org/12414 Change subject: chapters/gsup.adoc: document CHECK-IMEI ...................................................................... chapters/gsup.adoc: document CHECK-IMEI Related Change-Id: (core) I085819df0ea7f3bfeb0cabebb5fd1942a23c6155 Related: OS#3733 Change-Id: I51dd09cda3c595f1d252546285ced9f06c748617 --- M common/chapters/gsup.adoc 1 file changed, 79 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/osmo-gsm-manuals refs/changes/14/12414/1 diff --git a/common/chapters/gsup.adoc b/common/chapters/gsup.adoc index 7773d09..2ffd2a2 100644 --- a/common/chapters/gsup.adoc +++ b/common/chapters/gsup.adoc @@ -200,6 +200,25 @@ } ---- +==== Check IMEI + +The VLR asks the EIR to check if a new ME's IMEI is acceptable or not. The EIR +may implement a blacklist or whitelist and reject the IMEI based on that. +Against the original purpose of the Check IMEI Procedure, this could also be +used to save the IMEI in the HLR DB. + +.Check IMEI (Normal Case) +["mscgen"] +---- +msc { + hscale="1.5"; + VLR [label="VLR"], EIR [label="EIR (via HLR)"]; + + VLR => EIR [label="CHECK IMEI REQUEST (IMEI)"]; + EIR => VLR [label="CHECK IMEI RESULT (ACK)"]; +} +---- + === Message Format ==== General @@ -667,6 +686,42 @@ MO SMMA (Memory Available) indication. The corresponding MAP service is MAP-READY-FOR-SM, see 3GPP TS 29.002, section 12.4. +==== CHECK-IMEI Request + +Direction: VLR => EIR (via HLR) + +[options="header",cols="5%,45%,20%,10%,10%,10%"] +|=== +|IEI|IE|Type|Presence|Format|Length +| |Message Type|<<gsup-ie-msgtype>>|M|V|1 +|01|IMSI|<<gsup-ie-imsi>>|M|TLV|2-10 +|50|IMEI|<<gsup-ie-imei>>|M|TLV|9 +|=== + +==== CHECK-IMEI Error + +Direction: EIR (via HLR) => VLR + +[options="header",cols="5%,45%,20%,10%,10%,10%"] +|=== +|IEI|IE|Type|Presence|Format|Length +| |Message Type|<<gsup-ie-msgtype>>|M|V|1 +|01|IMSI|<<gsup-ie-imsi>>|M|TLV|2-10 +|02|Cause|<<gsup-ie-cause>>|M|TLV|3 +|=== + +==== CHECK-IMEI Result + +Direction: EIR (via HLR) => VLR + +[options="header",cols="5%,45%,20%,10%,10%,10%"] +|=== +|IEI|IE|Type|Presence|Format|Length +| |Message Type|<<gsup-ie-msgtype>>|M|V|1 +|01|IMSI|<<gsup-ie-imsi>>|M|TLV|2-10 +|51|IMEI Check Result|<<gsup-ie-imei-result>>|M|TLV|3 +|=== + === Information Elements [[gsup-ie-msgtype]] @@ -706,6 +761,9 @@ |0x2c|READY-FOR-SM Request |0x2d|READY-FOR-SM Error |0x2e|READY-FOR-SM Result +|0x30|CHECK-IMEI Request +|0x31|CHECK-IMEI Error +|0x32|CHECK-IMEI Result |=== [[gsup-ie-ipaddr]] @@ -939,6 +997,8 @@ |0x44|SM-RP-Cause (RP Cause value)|<<gsup-ie-sm-rp-cause>> |0x45|SM-RP-MMS (More Messages to Send)|<<gsup-ie-sm-rp-mms>> |0x46|SM Alert Reason|<<gsup-ie-sm-alert-rsn>> +|0x50|IMEI|<<gsup-ie-imei>> +|0x51|IMEI Check Result|<<gsup-ie-imei-result>> |=== [[gsup-ie-empty]] @@ -1242,3 +1302,22 @@ |0x01|MS present |0x02|Memory Available |=== + +[[gsup-ie-imei]] +==== IMEI + +The IMEI encoded as Called Party BCD Number in 3GPP TS 04.08. + +[[gsup-ie-imei-result]] +==== IMEI Check Result + +Result of the Check IMEI request. A NACK could be sent in theory, if the ME is +not permitted on the network (e.g. because it is on a blacklist). + +.IMEI Check Result +[options="header",cols="10%,90%"] +|=== +|Type|Description +|0x01|ACK +|0x02|NACK +|=== -- To view, visit https://gerrit.osmocom.org/12414 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-gsm-manuals Gerrit-Branch: master Gerrit-MessageType: newchange Gerrit-Change-Id: I51dd09cda3c595f1d252546285ced9f06c748617 Gerrit-Change-Number: 12414 Gerrit-PatchSet: 1 Gerrit-Owner: osmith <osmith at sysmocom.de> -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20181221/9ff9c132/attachment.htm>