Which two statements regarding you configuring a traversal server and traversal client relationship are true? (Choose two.)

Which two statements regarding you configuring a traversal server and traversal client relationship are true? (Choose two.)
A . VCS supports only the
B . 460.18/19 protocol for
C . 323 traversal calls.
D . VCS supports either the Assent or the
E . 460.18/19 protocol for
F . 323 traversal calls.
G . VCS supports either the Assent or the
H . 460.18/19 protocol for SIP traversal calls.
. If the Assent protocol is configured, a TCP/TLS connection is established from the traversal client to the traversal server for SIP signaling.
. A VCS Expressway located in the public network or DMZ acts as the firewall traversal client.

Answer: BD