ZyXEL Communications VMG1312 Setup Manual page 10

1. Click on Maintenance: 3) Select Remote Management :
4) In the remote management table, all options under WAN are unticked by default. Please tick the following options:
HTTPS
PING (this is required if you want Cerberus to allow ping of router WAN IP over the Internet)
SSH
SNMP (this is only required if you wish to enable SNMP for bandwidth monitoring, as shown in the next section)