> На том конце про вашу сеть не знают, со своей стороны вы
> уже всё сделали.
> Скорее всего на той стороне просто не добавлен маршрут, что пакеты на
> сеть X запихивать в туннель.
> traceroute с обоих сторон проверяйте, ну что вы, ей-богу, батенька.

Спасибо, вот конфиг. Со своей стороны меняю tplink на juniper, c tplink все работает.

interfaces {
    fe-0/0/0 {
        description "MPLS net (zone mpls)";
        unit 0 {
            family inet {
                address 172.16.4.157/29 {
                    vrrp-group 3 {
                        virtual-address [ 172.16.4.153 172.16.4.158 ];
                        priority 200;
                        fast-interval 100;
                    }
                }
            }
        }
    }
    fe-0/0/1 {
        description "To LAN with internet access (zone inet)";
        unit 0 {
            family inet {
                address 192.168.1.252/24 {
                    vrrp-group 4 {
                        virtual-address 192.168.1.254;
                        priority 200;
                        fast-interval 100;
                        accept-data;
                    }
                }
            }
        }
    }
    fe-0/0/2 {
        description "To VipNet Coordinator (zone terminals)";
        unit 0 {
            family inet {
                address 10.202.13.1/28 {
                    vrrp-group 5 {
                        virtual-address 10.202.13.3;
                        priority 200;
                        fast-interval 100;
                        accept-data;
                        track {
                            interface fe-0/0/0.0 {
                                priority-cost 150;
                            }
                        }
                    }
                }
            }
        }
    }
    fe-0/0/3 {
        description LAN;
        unit 0 {
            family inet {
                address 10.2.50.28/24 {
                    vrrp-group 6 {
                        virtual-address 10.2.50.1;
                        priority 200;
                        fast-interval 100;
                        accept-data;
                        track {
                            interface fe-0/0/0.0 {
                                priority-cost 150;
                            }
                        }
                    }
                }
            }
        }
    }
    
    fe-0/0/7 {
        unit 0;
    }  
}

routing-options {
    static {
        
        route 172.16.0.0/16 next-hop 172.16.4.158;
        route 10.0.0.0/8 next-hop 172.16.4.158;
        route 0.0.0.0/0 next-hop 192.168.1.254;
        
    }
}
protocols {
    lldp {
        interface all;
    }
}
policy-options {
    prefix-list pl-mgmt_hosts {
        10.0.10.0/24;
    }
}
security {
    
    policies {
        default-policy {
            permit-all;
        }
    }
    zones {
        security-zone mpls {
            host-inbound-traffic {      
                system-services {
                    all;
                }
                protocols {
                    all;
                }
            }
            interfaces {
                fe-0/0/0.0;
            }
        }
    security-zone untrust {
            interfaces {
                fe-0/0/7.0;
            }
        }
        security-zone inet {
            host-inbound-traffic {
                system-services {
                    all;
                }
                protocols {
                    all;
                }
            }
            interfaces {
                fe-0/0/1.0;
            }
        }
        security-zone terminals {
            host-inbound-traffic {
                system-services {
                    all;
                }
                protocols {
                    all;
                }
            }
            interfaces {
                fe-0/0/2.0;
                fe-0/0/3.0;
            }
        }
    }
}