Pedro Alvarez
ca603810ce
Adding Downlink data notification and paging functionality to the EPC.
...
This entails:
* Adding S1AP paging messaging to the MME.
* Adding the Downlink Data Notification, Donlink Data Notification Acknoledgment, and Downlink Data Notification Failure Messages.
* Adding the logic at the GTP-U to detect that Downlink Data notification needs to be sent.
* Proper handling of the new GTP-C messages at the MME GTPC and SPGW GTPC classes
* Add queuing mechanisms at the GTP-U while waiting for paging response. Queue is flushed when paging fails (timeout or other).
* Make sure eNB's SCTP information is properly stored.
* Make sure UE's GUTI information is properly stored.
6 years ago
Pedro Alvarez
1db959c661
Added NAS timer functionality to the EPC. This entails:
...
* Adding timer creation at NAS using timerfd_create
* Adding the ability to add and remove the timer file descriptor to the MME main select loop
* Adding the ability to the MME for the NAS to check if a timer is running
* Adding the timer expiry handling functionality at the MME
6 years ago
Pedro Alvarez
add60c1288
Applied clang-format to the EPC.
6 years ago
Pedro Alvarez
0d80ae795b
Added IMSI attach from unknown UE as a static function.
6 years ago
Pedro Alvarez
860e1b5491
Changing Handling of initial UE NAS messages to use static methods. Handling of unknown GUTI attach request should be ok.
6 years ago
Pedro Alvarez
93222f582c
Changed authentication response to use downlink_nas_transport().
6 years ago
Pedro Alvarez
872f7adc49
Added find imsi from TMSI helper function.
6 years ago
Pedro Alvarez
4ba777c9c3
Added nas log. Fixed gen_auth_info_anwser. Authentication is working again.
6 years ago
Pedro Alvarez
f03967776a
Continuing to clean nas.cc
6 years ago
Pedro Alvarez
6ef3124fc9
Fixed up release ue ctx command.
6 years ago
Pedro Alvarez
85672d4a3f
Fixing up s1ap.cc
6 years ago
Pedro Alvarez
3663d59920
Starting to add s1ap_interface_gtpc and s1ap_interface_nas. Adapting send initial context setup request accordingly.
6 years ago
Pedro Alvarez
4c164acbc3
Moving many of the functions fron s1ap_nas_transport to it's own NAS class.
6 years ago
Pedro Alvarez
151efc61d5
Added s1ap_tx_pdu function. This function will record to pcap if PCAP is enabled.
6 years ago
Pedro Alvarez
b89ad628e2
Added config option to enable pcap.
6 years ago
Pedro Alvarez
ba5708dc60
Starting to add S1AP pcap to EPC.
6 years ago
Pedro Alvarez
362c856e53
Changed UE set to be accessible from SCTP association.
7 years ago
Pedro Alvarez
300b9e7757
Starting to add UEs to the eNB context again.
7 years ago
Pedro Alvarez
a6fbdb62cd
Adding function to mark the UE as present to in the eNB
7 years ago
David Rupprecht
06d4559294
Change include path absolut to project dir
7 years ago
David Rupprecht
9d71bec7b6
Unified include guards
7 years ago
Pedro Alvarez
b1f4ee47d1
Temporally removed unhandled UE cap info.
7 years ago
Pedro Alvarez
1f3ccb9bda
Fixed bug in integrity check, UE is IMSI attaching again.
7 years ago
Pedro Alvarez
9617a63d27
continuing to change the way context is stored. Compiling now.
7 years ago
Pedro Alvarez
7d37c6b9c3
Continuing to fix compilation issues. Starting to change S1AP to use the new functions to store ctx.
7 years ago
Pedro Alvarez
be84ee854a
Changing the way that ECM context is stored to keep uplink teids active when the context is release.
7 years ago
Pedro Alvarez
a3b31966b8
Changing Activate EPS bearer function to work with IMSI.
7 years ago
Pedro Alvarez
ecb846717c
Starting to handle UE capability info indication
7 years ago
Pedro Alvarez
c6e2f144d7
Merging next into guti_attach branch
7 years ago
Pedro Alvarez
3f7bea1af6
Starting to integrity check GUTI attach. Integrity failing for now.
7 years ago
Pedro Alvarez
2cc717b506
Starting to check NAS intgrity of GUTI attach.
7 years ago
Pedro Alvarez
386e56ef40
Fixed bug when GUTI is unknown but EMM context was previously present. Added function to delete EMM context.
7 years ago
Pedro Alvarez
95bc4f8b08
adding tmp emm storage for when the UE uses an unknown guti and id request has to be sent.
7 years ago
Pedro Alvarez
d9da1f84f0
Continuing to separate EMM and ECM context
7 years ago
Pedro Alvarez
336af1ed93
Adding functions to get context from IMSI or MME UE S1AP Id.
7 years ago
David Rupprecht
8ea2e73b63
Making hss an interface for testing
7 years ago
Pedro Alvarez
45effcca08
Starting to add GUTI attach support.
7 years ago
Pedro Alvarez
84e0723c3d
Starting to add the mechanisms to perform GUTI attach.
7 years ago
Pedro Alvarez
3beb708806
Moved context mangement functions to s1ap_ctx_mngmnt_proc class.
7 years ago
Pedro Alvarez
c5b1b7edc3
Continuing to cleanup. moving procedures to ctx_mngmt_proc.
7 years ago
Pedro Alvarez
05604ec6eb
Added UML diagram to docs
7 years ago
Pedro Alvarez
c08b89f3e5
Continuing cleaning up. Moved a lot of functionality to nas_transport
7 years ago
Pedro Alvarez
1f55db09dc
Deleted unused functions
7 years ago
Pedro Alvarez
d3e1e7d853
Continuing to cleanup. Moved initial ue message to nas_transport
7 years ago
Pedro Alvarez
1fb304ddd3
Continuing to clean up. Moved S1 setup request to s1ap_mngmnt_proc
7 years ago
Pedro Alvarez
a5633bf143
Continuing to clean S1AP
7 years ago
Pedro Alvarez
da7c105a29
Starting to cleanup S1AP
7 years ago
Pedro Alvarez
a4e1707835
Fixed bug in packing ESM information request.
7 years ago
Pedro Alvarez
39e34a7bf9
Starting to send ESM information request msg when required.
7 years ago
Pedro Alvarez
d18ff13d27
Modify Bearer response parsed ok. Starting to setup the user-plane tunnels
7 years ago