Great, try the latest beta I have from ASUS which included some VPN improvements
https://www.asuswebstorage.com/navigate/a/#/s/8DF21FF35D4E46F092D567B3B305AA7BY
i tried latest beta firmware for dsl-n16 (9.1.2.3_783) problem with l2tp vpn connection didn’t solve and modem reboot itself after few minutes again .
2019-09-30 17:31:21 WEB: Configuration changed: LogAccess_ClearLog
2019-09-30 17:32:22 kernel: AP SETKEYS WPA2 MAC=4C:57:CA:29:91:56
2019-09-30 17:32:22 kernel: BA – Send ADDBA request. StartSeq = 400, FrameLen = 33. BufSize = 8
2011-01-01 03:30:42 syslogd started: BusyBox v1.00 (2019.09.06-08:28+0000)
2011-01-01 03:30:42 WAN Connection: Wan link down.
2011-01-01 03:30:42 stop_nat_rules: apply the redirect_rules!
2011-01-01 03:30:45 kernel: [route_setting]remove interface[0]=[ppp0]
2011-01-01 03:30:46 kernel: Firmware version=[v9.1.2.3]
2011-01-01 03:30:55 WEB: User [admin] logged in from [192.168.1.2] via WEB
2011-01-01 03:30:58 kernel: ==restart boa server(0)==
2011-01-01 03:31:01 syslog: Timeout waiting for PADO packets
2011-01-01 03:31:02 syslog: Unable to complete PPPoE Discovery
2011-01-01 03:31:02 syslog: LCP down.
2011-01-01 03:31:06 syslog: LCP is allowed to come up.
2011-01-01 03:31:06 WEB: User [admin] logged in from [192.168.1.2] via WEB
2011-01-01 03:31:20 kernel: Link State: DSL link up.
2011-01-01 03:31:22 kernel: tc3162_atm_close done
2011-01-01 03:31:22 kernel:
2011-01-01 03:31:22 kernel: ==> check_mulif_interface_existnas0
2011-01-01 03:31:22 kernel: ==> to find mulif group of device nas0
2011-01-01 03:31:22 kernel: ==>mulif err, no find mulif group of device nas0
2011-01-01 03:31:23 WAN Connection: Fail to connect with some issues.
2011-01-01 03:31:23 RFC1483/2684 bridge: Interface “nas0” created sucessfully
2011-01-01 03:31:23 RFC1483/2684 bridge: Communicating over ATM 0.0.35, encapsulation: LLC
2011-01-01 03:31:24 kernel: mt7510_config
2011-01-01 03:31:24 kernel: mt7510_atm_open
2011-01-01 03:31:24 kernel: vpi: 0
2011-01-01 03:31:24 kernel: vci: 35
2011-01-01 03:31:24 kernel: mt7510_atm_open vc 0:
2011-01-01 03:31:24 kernel: ATM over ADSL mode init
2011-01-01 03:31:24 kernel: dslUpRate: 1809
2011-01-01 03:31:24 kernel: enter br2684_init_hook function
2011-01-01 03:31:24 kernel: mt7510_init_MPOA
2011-01-01 03:31:24 kernel: Init VC 0 MPOA Function
2011-01-01 03:31:24 kernel: MPOA Mode: MODE_BRIDGE
2011-01-01 03:31:24 kernel: MuxType: MUX_LLC
2011-01-01 03:31:24 kernel: Mode: MODE_BRIDGE
2011-01-01 03:31:24 kernel: br2684_init_hook: success
2011-01-01 03:31:24 RFC1483/2684 bridge: Interface configured
2011-01-01 03:31:24 RFC1483/2684 bridge: RFC 1483/2684 bridge daemon started
2011-01-01 03:31:24 kernel: AP SETKEYS WPA2 MAC=4C:57:CA:29:91:56
2011-01-01 03:31:24 kernel: BA – Send ADDBA request. StartSeq = 400, FrameLen = 33. BufSize = 8
2011-01-01 03:31:24 kernel: BA – Send ADDBA request. StartSeq = 100, FrameLen = 33. BufSize = 104
2011-01-01 03:31:25 syslog: Initialize LCP.
2011-01-01 03:31:25 syslog: Plugin libpppoe.so loaded.
2011-01-01 03:31:25 syslog: RP-PPPoE plugin version 3.8p compiled against pppd 2.4.7
2011-01-01 03:31:25 syslog: pppd 2.4.7 started by admin, uid 0
2011-01-01 03:31:25 syslog: LCP is allowed to come up.
2011-01-01 03:31:30 syslog: PPP session is 22984
2011-01-01 03:31:30 syslog: Connected to a0:e0:af:cc:71:92 via interface nas0
2011-01-01 03:31:30 syslog: Using interface ppp0
2011-01-01 03:31:30 syslog: Connect: ppp0 <–> nas0
2011-01-01 03:31:30 syslog: PAP authentication succeeded
2011-01-01 03:31:30 syslog: peer from calling number A0:E0:AF:CC:71:92 authorized
2011-01-01 03:31:31 syslog: local IP address 5.160.112.117
2011-01-01 03:31:31 syslog: remote IP address 5.202.112.165
2011-01-01 03:31:31 syslog: primary DNS address 5.202.100.99
2011-01-01 03:31:31 syslog: secondary DNS address 5.202.100.102
2011-01-01 03:31:31 kernel: Link State: PVC_0 logistic interface up.
2011-01-01 03:31:31 dnsmasq[2738]: started, version 2.78 cachesize 150
2011-01-01 03:31:31 dnsmasq[2738]: using nameserver 8.8.8.8#53
2011-01-01 03:31:31 dnsmasq[2738]: using nameserver 217.218.155.155#53
2011-01-01 03:31:31 dnsmasq[2738]: reading /etc/resolv.conf
2011-01-01 03:31:31 dnsmasq[2738]: using nameserver 8.8.8.8#53
2011-01-01 03:31:31 dnsmasq[2738]: using nameserver 217.218.155.155#53
2011-01-01 03:31:31 dnsmasq[2738]: ignoring nameserver 127.0.0.1 – local interface
2011-01-01 03:31:31 dnsmasq[2738]: bad address at /etc/hosts line 2
2011-01-01 03:31:31 dnsmasq[2738]: read /etc/hosts – 5 addresses
2019-09-30 17:39:42 kernel: [route_setting]remove interface[0]=[ppp0]
2019-09-30 17:39:42 kernel: HTB: quantum of class 10001 is big. Consider r2q change.
2019-09-30 17:39:42 kernel: HTB: quantum of class 20001 is big. Consider r2q change.
2019-09-30 17:39:42 kernel: HTB: quantum of class 30008 is small. Consider r2q change.
2019-09-30 17:39:42 kernel: HTB: quantum of class 20008 is small. Consider r2q change.
2019-09-30 17:39:43 WAN Connection: WAN was restored.
2019-09-30 17:39:43 start_nat_rules: apply the nat_rules(/tmp/nat_rules)!
2019-09-30 17:39:54 kernel:
2019-09-30 17:39:54 kernel: #### wan_primary: [5.160.112.117]
2019-09-30 17:39:54 kernel: ddns_execute(), DDNS is not enable, so remove /etc/ddns.conf.
2019-09-30 17:39:55 kernel: BA – Send ADDBA request. StartSeq = 100, FrameLen = 33. BufSize = 72
2019-09-30 17:39:56 syslog: Initialize LCP.
2019-09-30 17:39:56 syslog: Plugin pppol2tp.so loaded.
2019-09-30 17:39:56 syslog: pppd 2.4.7 started by admin, uid 0
2019-09-30 17:39:56 syslog: LCP is allowed to come up.
2019-09-30 17:39:56 syslog: Using interface ppp20
2019-09-30 17:39:56 syslog: Connect: ppp20 <–> l2tp (128.51.117.76)
2019-09-30 17:39:57 syslog: CHAP authentication success
2019-09-30 17:39:57 syslog: CHAP authentication succeeded
2019-09-30 17:39:57 syslog: local IP address 172.31.0.145
2019-09-30 17:39:57 syslog: remote IP address 172.31.1.1
2019-09-30 17:39:57 syslog: primary DNS address 217.218.155.155
2019-09-30 17:39:57 syslog: secondary DNS address 8.8.8.8
2019-09-30 17:39:58 dnsmasq[2738]: exiting on receipt of SIGTERM
2019-09-30 17:39:58 dnsmasq[3367]: started, version 2.78 cachesize 150
2019-09-30 17:39:58 dnsmasq[3367]: using nameserver 8.8.8.8#53
2019-09-30 17:39:58 dnsmasq[3367]: using nameserver 217.218.155.155#53
2019-09-30 17:39:58 dnsmasq[3367]: reading /etc/resolv.conf
2019-09-30 17:39:58 dnsmasq[3367]: using nameserver 8.8.8.8#53
2019-09-30 17:39:58 dnsmasq[3367]: using nameserver 217.218.155.155#53
2019-09-30 17:39:58 dnsmasq[3367]: ignoring nameserver 127.0.0.1 – local interface
2019-09-30 17:39:58 dnsmasq[3367]: bad address at /etc/hosts line 2
2019-09-30 17:39:58 dnsmasq[3367]: read /etc/hosts – 5 addresses
2019-09-30 17:40:10 crond[599]: time disparity of 4600209 minutes detected
2019-09-30 17:40:49 kernel: AP SETKEYS WPA2 MAC=8C:F5:A3:2B:B0:4D
2019-09-30 17:40:50 kernel: BA – Send ADDBA request. StartSeq = 300, FrameLen = 33. BufSize = 8
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