Forticlient after connected will disconnect after 30sec

[youzhi_see]

affected one user, he change laptop, after connect to vpn he will disconnect every 30sec

[177:root:0]SND: IPCP Configure_Request id(1) [IP_Address 182.23.148.110] [177:root:0]RCV: IPCP Configure_Request id(0) [IP_Address 0.0.0.0] [Primary_DNS_IP_Address 0.0.0.0] [Secondary_DNS_IP_Address 0.0.0.0] [177:root:0]ipcp: returning Configure-NAK [177:root:0]SND: IPCP Configure_Nak id(0) [IP_Address 172.30.132.100] [Primary_DNS_IP_Address 172.30.112.20] [Secondary_DNS_IP_Address 8.8.8.8] [177:root:0]RCV: IPCP Configure_Ack id(1) [IP_Address 182.23.148.110] [177:root:0]RCV: IPCP Configure_Request id(1) [IP_Address 172.30.132.100] [Primary_DNS_IP_Address 172.30.112.20] [Secondary_DNS_IP_Address 8.8.8.8] [177:root:0]ipcp: returning Configure-ACK [177:root:0]SND: IPCP Configure_Ack id(1) [IP_Address 172.30.132.100] [Primary_DNS_IP_Address 172.30.112.20] [Secondary_DNS_IP_Address 8.8.8.8] [177:root:0]ipcp: up ppp:0x55ee9000 caller:0x55eb0980 tun:63 [177:root:0]Cannot determine ethernet address for proxy ARP [177:root:0]local IP address 182.23.148.110 [177:root:0]remote IP address 172.30.132.100 [177:root:3d7f]sslvpn_ppp_associate_fd_to_ipaddr:280 associate 172.30.132.100 to tun (ssl.root:63) [176:root:3d85]sslvpn_read_request_common,643, ret=-1 error=-1, sconn=0x55dcb180. [176:root:3d85]Destroy sconn 0x55dcb180, connSize=10. (root) [178:root:3d80]sslvpn_read_request_common,643, ret=-1 error=-1, sconn=0x55d55780. [178:root:3d80]Destroy sconn 0x55d55780, connSize=8. (root) [176:root:3d76]epollFdHandler,577, sconn=0x55dca380[64,69,-1,-1,-1], fd=64, event=25. [176:root:3d76]epollFdHandler:647 s: 0x55dca380 event: 0x19 [176:root:3d76]Destroy sconn 0x55dca380, connSize=9. (root) [176:root:3d76]sslvpn_release_apsession:1607 free app session, idx[86] [176:root:3d76]tunnelStateCleanup:789 0x55dca380::0x55eeb000 [176:root:0]ipcp: down ppp:0x55ffc000 caller:0x55dca380 tun:69 [176:root:3d76]sslvpn_ppp_deassociate_fd_to_ipaddr:317 deassociate 172.30.132.136 to tun (ssl.root:69) [176:root:3d76]session removed s: 0x55dca380 (root) [176:root:3d76]deconstruct_session_id:380 decode session id ok, user=[wilson.lim],group=[System],authserver=[PISG-Radius],portal=[System],host=[183.90.36.106],realm=[],idx=25,auth=2,sid=2416ecaa, login=1634011946, access=1634011946 [176:root:0]sslvpn_internal_remove_one_web_session:2786 web session (root:wilson.lim:System:183.90.36.106:25 1) removed for Lost the connection [176:root:3d7f]epollFdHandler,577, sconn=0x55dcaa80[67,70,-1,-1,-1], fd=67, event=25. [176:root:3d7f]epollFdHandler:647 s: 0x55dcaa80 event: 0x19 [176:root:3d7f]Destroy sconn 0x55dcaa80, connSize=8. (root) [176:root:3d7f]sslvpn_release_apsession:1607 free app session, idx[79] [176:root:3d7f]tunnelStateCleanup:789 0x55dcaa80::0x55f52000 [176:root:0]ipcp: down ppp:0x55f4d000 caller:0x55dcaa80 tun:70 [176:root:3d7f]sslvpn_ppp_deassociate_fd_to_ipaddr:317 deassociate 172.30.132.129 to tun (ssl.root:70) [176:root:3d7f]session removed s: 0x55dcaa80 (root) [176:root:3d7f]deconstruct_session_id:380 decode session id ok, user=[wilson.lim],group=[System],authserver=[PISG-Radius],portal=[System],host=[183.90.36.106],realm=[],idx=18,auth=2,sid=47ba3a4c, login=1634012128, access=1634012128 [176:root:0]sslvpn_internal_remove_one_web_session:2786 web session (root:wilson.lim:System:183.90.36.106:18 1) removed for Lost the connection

[mgoswami]

Hi,

Is it affecting all the users or a single user?

If all the users, then try this setting and then check:

config vpn ssl settings

set route-source-interface enable

end

Please refer to this link:
https://community.fortinet.com/t5/FortiGate/Technical-Tip-SSL-VPN-disconnection-issues-when-connecte....