LTE Configuration
set security forwarding-options family mpls mode packet-based;
set interfaces cl-2/0/0 dialer-options pool 1
set interfaces cl-2/0/0 act-sim 1
set interfaces cl-2/0/0 cellular-options sim 1 select-profile profile-id 1
set interfaces cl-2/0/0 cellular-options sim 1 radio-access automatic
set interfaces dl0 unit 0 point-to-point
set interfaces dl0 unit 0 family inet negotiate-address
set interfaces dl0 unit 0 dialer-options pool 1
set interfaces dl0 unit 0 dialer-options always-on
set interfaces dl0 unit 0 dialer-options dial-string 99
set interfaces lo0 unit 0 family inet address x.x.x.160/32;
other ( a working one )
set version 15.1X49-D120.3
set system name-server 8.8.8.8
set system services ssh
set security policies default-policy permit-all
set security zones security-zone untrust interfaces dl0.0 host-inbound-traffic system-services ping
set security zones security-zone untrust interfaces dl0.0 host-inbound-traffic system-services ssh
set security zones security-zone trust interfaces ge-0/0/0.0 host-inbound-traffic system-services ping
set interfaces ge-0/0/0 unit 0 family inet address 192.168.0.1/24
set interfaces cl-1/0/0 dialer-options pool 1 priority 1
set interfaces cl-1/0/0 act-sim 2
set interfaces cl-1/0/0 cellular-options sim 2 select-profile profile-id 2
set interfaces cl-1/0/0 cellular-options sim 2 radio-access lte-only
set interfaces dl0 unit 0 family inet negotiate-address
set interfaces dl0 unit 0 family inet6 negotiate-address
set interfaces dl0 unit 0 dialer-options pool 1
set interfaces dl0 unit 0 dialer-options always-on
set interfaces dl0 unit 0 dialer-options dial-string 1234567