pptp, info TCP connection established

RouterOS General
1

Hi, VPN connection is not working from one location. More info in the picture. Who can help me?
Thanks.
pptp.jpg

2

Log spam in client:
16:53:12 pptp,ppp,info miso1PPTP: disconnected
16:53:22 pptp,ppp,info miso1PPTP: initializing…
16:53:22 pptp,ppp,info miso1PPTP: connecting…
16:55:13 pptp,ppp,info miso1PPTP: terminating… - disconnected
16:55:13 pptp,ppp,info miso1PPTP: disconnected
16:55:23 pptp,ppp,info miso1PPTP: initializing…
16:55:23 pptp,ppp,info miso1PPTP: connecting…
16:57:17 pptp,ppp,info miso1PPTP: terminating… - disconnected
16:57:17 pptp,ppp,info miso1PPTP: disconnected
16:57:27 pptp,ppp,info miso1PPTP: initializing…
16:57:27 pptp,ppp,info miso1PPTP: connecting…
16:59:19 pptp,ppp,info miso1PPTP: terminating… - disconnected
16:59:19 pptp,ppp,info miso1PPTP: disconnected
16:59:29 pptp,ppp,info miso1PPTP: initializing…
16:59:29 pptp,ppp,info miso1PPTP: connecting…
17:01:18 pptp,ppp,info miso1PPTP: terminating… - disconnected