Comments on: EPS Mobility Management Timers – Network side https://telecompedia.net/eps-mobility-management-timers-network-side/ Easy Explanation, Mostly Visualization Mon, 06 Jun 2022 02:08:10 +0000 hourly 1 https://wordpress.org/?v=7.0.7 By: Brian https://telecompedia.net/eps-mobility-management-timers-network-side/#comment-1569 Mon, 06 Jun 2022 02:08:10 +0000 http://telecompedia.net/?page_id=458#comment-1569 Hello,
My ISP uses a LTE system for rural internet service. I’m often losing my connection for several mins. and the following is what is shown in the 4G/LTE router log.
Any suggestions at to the cause of the connection loss?

Thanks,
Brian

Jun 5 19:49:56 syslog: [3G_SERIAL]: EPS Not registered detected!
Jun 5 19:50:08 syslog: [3G_KEEPALIVE]: Issue Re-connect for network detach …
Jun 5 19:50:08 syslog: [3GFUN]: Stop Data Connection 2
Jun 5 19:50:10 syslog: [GB_Service]: StopDataConnection successfully mSessionID(d0634ef9) type 1
Jun 5 19:50:10 syslog: [3GFUN]: Stop Data Connection exit
Jun 5 19:50:10 syslog: [GB_Service]: WDSSessionStateCallback (1,0) (100117a0)
Jun 5 19:50:10 syslog: [GB_Service]: Call End Code (2): ClientEnd
Jun 5 19:50:10 syslog: [GB_Service]: Call Reason Type : CallManagerDefined
Jun 5 19:50:10 syslog: [GB_Service]: WDS Call End Reason(2000) : ClientEnd
Jun 5 19:50:10 syslog: [GB_Service]: OnSessionStateCBNotification (APN) handle(1050c150) mhGobi(1050c150)
Jun 5 19:50:10 syslog: [GB_Service]: OnSessionStateCBNotification:: Session state Disconnected
Jun 5 19:50:22 syslog: [3G_SERIAL]: Recovery Dialup …
Jun 5 19:50:34 syslog: [3G_SERIAL]: Network registering ….
Jun 5 19:51:02 syslog: [3G_SERIAL]: Network registered ….
Jun 5 19:51:04 syslog: [3GFUN] IP Pass-through
Jun 5 19:51:08 3G/4G: Data connection establishing …(ppp11/internet)
Jun 5 19:51:08 syslog: [GB_Service]: APN1 SetMuxID(81)(0)
Jun 5 19:51:09 syslog: APN(internet) profile index (1)
Jun 5 19:51:09 syslog: [GB_Service]: StartDataSession internet successfully mSessionID(d0634ef9) mhGobi(1050c150)
Jun 5 19:51:10 syslog: [GB_Service]: WDSSessionStateCallback (2,0) (100117a0)
Jun 5 19:51:10 syslog: [GB_Service]: OnSessionStateCBNotification (APN) handle(1050c150) mhGobi(1050c150)
Jun 5 19:51:10 syslog: [GB_Service]: OnSessionStateCBNotification:: Session state Connected
Jun 5 19:51:10 syslog: [GB_Service]: network MTU(1460)
Jun 5 19:51:10 syslog: [QMI]: Start Data session successfully
Jun 5 19:51:16 3G/4G: IPv4 addressing …(ppp11)
Jun 5 19:51:16 DHCP Client[30508]: DHCP Client (v0.9.9-pre) started
Jun 5 19:51:16 DHCP Client[30508]: Sending discover…
Jun 5 19:51:16 DHCP Client[30508]: Sending select for 69.10.175.63…
Jun 5 19:51:16 DHCP Client[30508]: Lease of 69.10.175.63 obtained, lease time -1 (ppp11 /1)
Jun 5 19:51:16 3G/4G: NDIS interface=ppp11
Jun 5 19:51:16 3G/4G: NDIS ppp11 Dial Success
Jun 5 19:51:21 syslog: [3GFUN]: Remove DHCP client …
Jun 5 19:51:22 syslog: [3GFUN]: DHCP server Set IP 69.10.175.63 GW 69.10.175.64 done
Jun 5 19:51:22 udhcpd[30888]: udhcpd (v0.9.9-pre) started
Jun 5 19:51:25 DNS[31372]: using nameserver 8.8.4.4#53(via ppp11)
Jun 5 19:51:25 DNS[31372]: using nameserver 8.8.8.8#53(via ppp11)
Jun 5 19:51:25 DNS[31372]: using nameserver 8.8.4.4#53(via ppp11)
Jun 5 19:51:25 DNS[31372]: using nameserver 8.8.8.8#53(via ppp11)
Jun 5 19:51:43 syslog: [3G_SERIAL]: EPS Not registered detected!
Jun 5 19:51:45 udhcpd[30892]: Re-init host(Lease number 1).
Jun 5 19:51:49 syslog: [3G_KEEPALIVE]: Issue Re-connect for network detach …
Jun 5 19:51:49 syslog: [3GFUN]: Stop Data Connection 2
Jun 5 19:51:49 syslog: [GB_Service]: StopDataConnection successfully mSessionID(d0634ef9) type 1
Jun 5 19:51:49 syslog: [GB_Service]: WDSSessionStateCallback (1,0) (100117a0)
Jun 5 19:51:49 syslog: [GB_Service]: Call End Code (2): ClientEnd
Jun 5 19:51:49 syslog: [GB_Service]: Call Reason Type : CallManagerDefined
Jun 5 19:51:49 syslog: [GB_Service]: WDS Call End Reason(2000) : ClientEnd
Jun 5 19:51:49 syslog: [GB_Service]: OnSessionStateCBNotification (APN) handle(1050c150) mhGobi(1050c150)
Jun 5 19:51:49 syslog: [GB_Service]: OnSessionStateCBNotification:: Session state Disconnected
Jun 5 19:51:51 syslog: [3GFUN]: Stop Data Connection exit
Jun 5 19:52:03 syslog: [3G_SERIAL]: Recovery Dialup …
Jun 5 19:52:15 syslog: [3G_SERIAL]: Network registering ….
Jun 5 19:52:39 syslog: [3G_SERIAL]: Network registered ….
Jun 5 19:52:42 syslog: [3GFUN] IP Pass-through
Jun 5 19:52:45 3G/4G: Data connection establishing …(ppp11/internet)
Jun 5 19:52:47 syslog: [GB_Service]: APN1 SetMuxID(81)(0)
Jun 5 19:52:48 syslog: APN(internet) profile index (1)
Jun 5 19:52:48 syslog: [GB_Service]: StartDataSession internet successfully mSessionID(d0634ef9) mhGobi(1050c150)
Jun 5 19:52:48 syslog: [GB_Service]: WDSSessionStateCallback (2,0) (100117a0)
Jun 5 19:52:48 syslog: [GB_Service]: OnSessionStateCBNotification (APN) handle(1050c150) mhGobi(1050c150)
Jun 5 19:52:48 syslog: [GB_Service]: OnSessionStateCBNotification:: Session state Connected
Jun 5 19:52:48 syslog: [GB_Service]: network MTU(1460)
Jun 5 19:52:48 syslog: [QMI]: Start Data session successfully
Jun 5 19:52:53 3G/4G: IPv4 addressing …(ppp11)
Jun 5 19:52:53 DHCP Client[32246]: DHCP Client (v0.9.9-pre) started
Jun 5 19:52:54 DHCP Client[32246]: Sending discover…
Jun 5 19:52:54 DHCP Client[32246]: Sending select for 69.10.175.63…
Jun 5 19:52:54 DHCP Client[32246]: Lease of 69.10.175.63 obtained, lease time -1 (ppp11 /1)
Jun 5 19:52:54 3G/4G: NDIS interface=ppp11
Jun 5 19:52:54 3G/4G: NDIS ppp11 Dial Success
Jun 5 19:52:59 syslog: [3GFUN]: Remove DHCP client …
Jun 5 19:53:00 syslog: [3GFUN]: DHCP server Set IP 69.10.175.63 GW 69.10.175.64 done
Jun 5 19:53:00 udhcpd[32701]: udhcpd (v0.9.9-pre) started
Jun 5 19:53:03 DNS[725]: using nameserver 8.8.4.4#53(via ppp11)
Jun 5 19:53:03 DNS[725]: using nameserver 8.8.8.8#53(via ppp11)
Jun 5 19:53:03 DNS[725]: using nameserver 8.8.4.4#53(via ppp11)
Jun 5 19:53:03 DNS[725]: using nameserver 8.8.8.8#53(via ppp11)
Jun 5 19:53:23 udhcpd[32707]: Re-init host(Lease number 1).

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