A. GajShield is the only UPTM which not only supports global WAN failover, but policy based failover. For e.g. you can now configure your HTTP traffic to flow through ISP1 as primary link and ISP2 as seconday. Your SMTP traffic to flow through ISP2 as primary and ISP1 as secondary. You can also configure any number of ISPs. Similarly Load balancing is also supported for any number of ISPs.