B&B Electronics WLNN-AN(ER,SE,SP.EK)-DP551 - Manual - Manual (Page 36)

36 Airborne Enterprise CLI Reference Manual
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The data bridge may terminate for any one of the following reasons:
 The close CLI command is issued from a secondary network CLI
session.
 The radio-off CLI command is issued from a secondary network
CLI session.
 The network server or host terminates the TCP/IP or UDP session.
 The TCP/IP connection inactivity timer (wl-tcp-timeout) expires.
 The escape sequence is detected.
After the data bridge is terminated, the CLI Session on a serial interface remains
in LISTEN Mode and escape detection, if configured, is enabled.
Since a tunnel connection does not require authentication to the module it is less
secure than other connection type, like SSH or telnet. The tunnel port can only
be used for a data connection; it does not support access to the CLI server.
Using the following sequence, a user can configure the module to operate in TCP
tunneling mode: