Study tips 642-521

Which protocols does the PIX Firewall use to enable call handling sessions, particularly two-party audio conferences or calls?

How does the DNS Guard feature help prevent UDP sesion hijacking and DoS attacks?

what is the function of the deny option?

Which is a hybrid protocol that provides utility services for IPSec, including authentication of…?

When does this happen?

Match the firewall technology with its description.

How can an administrator now gain access to a particular privilege level?

Which statements about the PIX Firewall’s DHCP capabilities are true?

Match the firewall technology with its description.

Which statement about installing the FWSM in a Catalyst 6500 switch is true?