This is a local, offline copy of the help, and may be out of date. To view the newest documentation, go online to https://help.deepsecurity.trendmicro.com/.

My VPC instances are unreachable after installing an Agent

When your VPC instances are unreachable after installing an Agent on the VPC NAT, it could be because the installation of the Deep Security Agent has disabled iptables.

The NAT instance relies on iptables to route packets between the VPC and the Internet. See How to use Deep Security agents with iptables.