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Questions tagged [ss7]

Signalling System No. 7 (SS7) is a family of protocols used for signaling in most public telephone networks.

55 questions
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SMS using SMPP or/and SS7

I have a crucial question related to sending SMS trough SMPP or SS7. Case: We are connected to all local operators using SMPP(we already have an agreement with each one). The fact is that we are able to send SMS to all local operators and actually…
ClaudioFM
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Problem in compiling C code generated by osmocom asn1c

I have installed the osmocom asn1c compiler, the aper-prefix branch, to obtain an implementation of the TCAP protocol. I have used the respective script to compile the ".asn" files. The C files are generated successfully, but when compiling the…
Abolfazl Diyanat
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Getting SmscManagement is not registered error in smsc gateway management UI

I am using Telestax Restcomm smsc gateway 7.2.109. When I load sms gateway management UI, I am getting 15:31:12:520 [ERROR] javax.management.InstanceNotFoundException : org.mobicents.smsc:layer=SmscPropertiesManagement,name=SmscManagement is not…
Carbonrock
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JSS7 - TC-CONTINUE: No dialog/transaction for id:

We are working on SS7 CAMEL application. The application is based on jboss 5.10GA and Mobicents/Restcomm's jss7 and Restcomm's CAP Resource adapter. In our Sbb we receive InitialDP message and delimiter from switch. After we recieve the delimiter we…
B. Barylowicz
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jss7 Doesn't send out GSM MAP message

I am using this version of jSS7 via maven org.mobicents.protocols.ss7 restcomm-ss7 3.0.1335 I can setup an SCTP link to a Cisco ITP that has E.1 lines on it however when trying to send…
MemCtrl
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How to develop my own VLR Number Lookup system using SS7 protocol?

I have been in a project which need to know the user last location from VLR(Visitor Location Register). I have seen many online SMS providers offer a special service called HLR Lookup. Some websites offer VLR lookup e.g txtnation. VLR lookup may be…
Shamim Hossain
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How to use osmocom tcap-map for parsing the ss7-Map data

Requirement: Need to parse the buffer which contains SS7-MAP data and return the required structure basis on the type of input data(Need parsers for SS7-MAP in c/c++). Actions: I have installed all the required modules of…
Ankul
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How to install ss7MAPer on ubuntu 20.04 focal fossa

I have installed ss7MAPer on my ubuntu 20.04 ; I have followed all the steps to compile the program but when I reached the final step which is running this command: ./rebar3 shell it fail to run! The output is : Failed to read osmoss7_link_m3ua…
jaff
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SCTP Protocol (Networking)

I have been reading about the SCTP, SS7 and SIGTRAN protocol. But I have a few doubts, I would like to know if someone who specializes more in networks can answer it. (I am a security auditor) Can the SCTP protocol be used in other fields than just…
Daniel Paucar
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Is there a difference between out-of-band 'Channel Associated' CAS and 'Channel Associated' CCS or is it the same thing?

Firstly, don't tell me this is the wrong forum, because the ss7 tag doesn't exist on network engineering, and this isn't a security question; also, you'll find questions like this on SO. This answer claims that E1 with CAS has 31 bearer channels,…
Lewis Kelsey
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How to decode MAP Invoke messages using asn1c generated code

I am using the c code generated by asn1c from the MAP protocol specification (i.e., the corresponding ASN1 files). Please consider the following sample code: // A real byte stream of a MAP message: unsigned char packet_bytes[] = { 0xa2, 0x60,…
Abolfazl Diyanat
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How to decode GSM-TCAP messages using asn1c generated code

I am using the c code generated by asn1c from the TCAP protocol specification (i.e., the corresponding ASN1 files). I can successfully encode TCAP packets by the generated code. However, trying to "decode" related byte streams fails. A sample code…
Abolfazl Diyanat
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Sccp layer problem during message transmission

I made a client-server association with ss7 but am receiving error of (Received SccpMessage for translation but no matching rule found ) INIT message and INIT-ACK have been exchange between client and server. But onSending message i am receiving…
Antonio
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Needing Log Pcap

I need a Pcap Log for the interface between MSC/VLR and HLR (C or D), or between SGSN and HLR (Gr) with MAP/TCAP/SCCP protocol stack. How can find that? or Is there anyone to give me that Pcap log?
ahmadi morteza ali
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Script Bash Solaris SS7 Query signaling point

I'm trying to do a script to display some configuration from the MML console (Man-Machine Language Interface) for SS7 using the file option: cat /tmp/queryss7.txt display-sp:; exit:; mml -f /tmp/queryss7.txt 0 < ERROR >:: Input source…
Rafa
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