Cisco TES301, Руководство пользователя

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Chapter 3 Configuration and Operation of the TES301
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If yes, choose STUN or Port Mapping from the NAT Traversal Mode drop-
down menu; then, continue with the next step.
Note : Use the scroll bar to access all of the fields on this screen.
3 If you selected the STUN option, complete the following steps:
a STUN Server Address —Enter the address of a STUN server running on a
public network. Your device will send a discover request to the STUN server
and decide NAT mode based on the response message from the STUN
server. IPv4 address or FQDN formats are acceptable for this field.
b STUN Server Port —Specify the port for the STUN server. Your device will
send a discover request to the STUN server via the specified port.
c NAT Keep Alive Interval —Enter the number of seconds to indicate the
interval for your device to send discover requests to keep NAT traversal
active.