Webwall can prevent Hacker Attack known as DoS attacks like Land, Teardrop, SYN flood, etc,

Yes, it is a stateful inspection packet filter.  It maintains an active table of UDP and TCP sessions.  This way, it checks and remembers...

It is by specification.  Array will pass the packets along as long as there is an ACK is set in the packet, otherwise it will drop it.

Webwall functionality of the Array appliance allows admin to create access list rules to filter packets passing through the network infrastructure.

The Webwall functionality of the Array appliance allows you to create permit/deny rules to filter packets passing through your network...