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65 Commits

Author SHA1 Message Date
Sukchan Lee 4537142929 [EPC] Support ePDG Interface (#1039) 2021-06-21 22:36:38 +09:00
Sukchan Lee 780f829962 use 'continue' instead of 'return' (#1052) 2021-06-15 11:04:56 +09:00
Spencer Sevilla 449b5b484f
need to return here to prevent segfault (#1052) 2021-06-15 11:04:36 +09:00
Sukchan Lee e31a8474b2 [SMF/UPF] fix the crash bug (#1034, #1006) 2021-06-08 21:14:18 +09:00
Sukchan Lee 118d62d42d Add more memory log 2021-06-06 22:35:46 +09:00
Sukchan Lee 80a9497afd [PFCP] Add more error log (#1012) 2021-05-30 20:35:30 +09:00
Josh Bailey caa73e1f5e Support TAP interfaces, with ARP/ND. 2021-05-28 05:59:03 +00:00
Sukchan Lee 3b19190f56 [AMF] fix crash due to malformed NGAP (#960) 2021-05-08 15:09:10 +09:00
Sukchan Lee 793a82020f [ALL] Init updated for an Invalid IP (#938) 2021-04-21 17:24:17 +09:00
Sukchan Lee d0eec31f5c upf/sgwu: fix the PDR creation bug (#860) 
When PDR is created without deleting session, there is a bug to create
new PDR.
 2021-03-19 10:08:37 +09:00
Sukchan Lee 37e0a714f9 Fixes UE IPv6 BUG (#808) 2021-03-15 10:01:55 +09:00
Sukchan Lee 9af4268bab arch: DB schema Changes (#796) 
- New function : NSSF
- New feature : SMF selection
 2021-03-08 21:25:09 +09:00
Sukchan Lee 852756f902 test: Porting FreeBSD 2021-02-08 14:25:40 -05:00
Sukchan Lee ff5236f3e0 feat: Indirect Data Forwarding in N2-Handover 2021-01-31 23:01:15 -05:00
Sukchan Lee 49a9e58efe feat: Add N2-Handover 2021-01-28 14:23:54 -05:00
smartVan 060d2a08f5
remove repeated qer in handling create pdr (#749) 2021-01-06 23:32:12 -05:00
Sukchan Lee 70a7bac6b2 feat: Add 5G Core Xn Handover (#726) 2021-01-03 00:50:59 -05:00
Sukchan Lee 235a041b8d feat: Add dedicated QoS flow 2020-12-31 21:07:08 -05:00
Sukchan Lee 33edd12335 fix: UPF is not working with Landslide (#685) 
* Flow-Description use 'to assigned' in Gx Interface
* Support SDF Filter ID
* Support F-TEID's Choose
* BAR(Buffering) is added in PFCP session
* Default Apply Action uses NOCP|BUFF
 2020-12-03 01:16:57 -05:00
Sukchan Lee 2c2b6dfcaf Use HTTP/2 instead of HTTP/1.1 in 5G Core SBI 2020-11-26 21:44:37 -05:00
Sukchan Lee f1a207fd9b Support VoLTE service in ECM-IDLE 2020-11-07 17:27:12 -05:00
Sukchan Lee 621145d8b0 Add rpath to required shared library #535, #595 2020-11-03 20:11:30 -05:00
Sukchan Lee ad85c12513 checking for APN/DNN in case insensitive #617 2020-11-02 11:45:14 -05:00
Sukchan Lee f137d1947f Last Modification for releasing v2.0.19 
1. SCTP event size workaround - stolen code from libosmo-netif
2. Remove PFCP User Plane IP resource information
3. Fix the bug when building Initial Context Setup Request with EMM NAS message.
 2020-10-31 00:30:42 -04:00
Sukchan Lee a470131489 Now, F-TEID is allocated in the UP function. 2020-10-25 22:43:53 -04:00
Sukchan Lee bdeea7ce8b Add troubleshoot for #621 2020-10-21 22:54:40 -04:00
Sukchan Lee 1bed0d5872 [#568] Add GTP-U Error Indication Handling 
So far, no operation was performed when Error Indication was received
from eNodeB. For that reason, I solved #568 issues by controlling
the MME to prevent this from happening.

Now, when GTP-U Error Indication is received, MME and SGW are implemented
to do what they have to do. I hope that the network can be restored
by responding appropriately even if Error Indication occurs.
 2020-10-20 20:00:02 -04:00
Sukchan Lee 437cc92bf9 change the error message 2020-10-08 23:00:54 -04:00
Sukchan Lee 8d55964bcc Change buffering instead of deleting [#592] 2020-10-08 22:54:13 -04:00
Sukchan Lee 0eb68eefe2 Clarify configuration for multiple APN [#597,#598] 2020-10-07 09:22:10 -04:00
Sukchan Lee 88399da5b6 Fix release access bearer #592 2020-10-01 13:27:58 -04:00
Sukchan Lee cb1bb8b2c5 change number of packet buffer in SGW-U/UPF 2020-09-24 21:39:34 -04:00
Sukchan Lee 07a38791b9 remove STATIC_ASSERT 2020-09-24 21:31:40 -04:00
Sukchan Lee 3554419d97 Fix the connection refused bug [#568, #551] 2020-09-24 21:29:48 -04:00
Kenny Barlee ede4282389
fix for SMF nr_cell_id selection (#574) 2020-09-22 13:31:13 -04:00
Sukchan Lee f5601a95f7 Fix semantic error in packet filter [#338] 
<DOWNLINK>
RX : permit out from <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT> to <UE_IP> <UE_PORT>
GX : permit out from <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT> to <UE_IP> <UE_PORT>
PFCP : permit out from <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT> to <UE_IP> <UE_PORT>
RULE : Source <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT> Destination <UE_IP> <UE_PORT>
TFT : Local <UE_IP> <UE_PORT> REMOTE <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT>

<UPLINK>
RX : permit in from <UE_IP> <UE_PORT> to <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT>
GX : permit out from <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT> to <UE_IP> <UE_PORT>
PFCP : permit out from <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT> to <UE_IP> <UE_PORT>
RULE : Source <UE_IP> <UE_PORT> Destination <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT>
TFT : Local <UE_IP> <UE_PORT> REMOTE <P-CSCF_RTP_IP> <P-CSCF_RTP_PORT>
 2020-09-20 23:35:10 -04:00
Sukchan Lee 4acb333e68 suppress socket error message if EAGAIN [#568] 2020-09-18 21:46:49 -04:00
Sukchan Lee 7ae1600e04 Add exception handling for #568 
If packet buffer is exhausted, the packet is sliently discarded
 2020-09-18 19:39:02 -04:00
Sukchan Lee 818f3139d4 memory optimization [#549] 
1. number of packet buffer : 65,536 -> 32,768
2. Packet SDU Size : 8,192 -> 2,048
3. Stabilize test program
 2020-09-13 22:06:13 -04:00
Sukchan Lee feaec0eaa9 fix the coding within 80 columns 2020-09-09 18:18:39 -04:00
Kenny Barlee 242a352a1c
Change PFCP node search order, fix typo, add feature to disable RR for a node (#560) 
* change search order to APN/cellID/TAC

* typo in SGWC default config

* Feature to disable RR for particular node
 2020-09-09 18:13:58 -04:00
Sukchan Lee 160490483a Fix the many UEs issues [#551] 2020-09-07 22:02:45 -04:00
Sukchan Lee 4d023d0de0 fix overflow bug in the packet memory pool 2020-09-06 23:53:38 -04:00
Sukchan Lee d02aa8b21b Attempt to fix #548 problem 2020-09-04 23:36:51 -04:00
Sukchan Lee 887a0a10d3 Fixing the problem of the test program 2020-09-01 23:04:35 -04:00
Sukchan Lee 111536ea9a Fix the test program [#536] 2020-08-31 22:41:39 -04:00
Sukchan Lee 015a462ce9 Fix the bug for multiple Video Call (#535) 2020-08-29 10:53:02 -04:00
Sukchan Lee 0d676c4057 Fix UPF/SGW-U selection bug 2020-08-26 21:03:15 -04:00
Sukchan Lee 18c483950c Change Number of UEs usage [#533] 
- Set the number of UEs in units of AMF/MME instead of gNB/eNB.
- See default value as shown below
    Number of UEs per AMF/MME : 4,096
    Number of gNB/eNB per AMF/MME : 32
 2020-08-25 23:05:01 -04:00
Sukchan Lee 19b9360687 Split SGW into SGW-C/SGW-U 2020-08-12 20:31:22 -04:00