PoE
AP
Router
173
Enable
RFC
‐
2217
Mode
RFC
‐
2217
defines
general
COM
port
control
options
based
on
telnet
protocol.
With
the
RFC
‐
2217
mode,
remote
host
can
monitor
and
manage
remote
serially
attached
devices,
as
though
they
were
connected
to
the
local
serial
port.
When
a
virtual
serial
port
on
the
local
serial
device
is
being
created,
it
is
required
to
specify
the
IP
‐
address
of
the
remote
hosts
to
establish
connection
with.
Enable
RFC
‐
2217
Mode
Window
Item
Value
setting
Description
Operation
Mode
A
Must
filled
setting
Select
RFC
‐
2217
mode.
Listen
Port
4001
is
set
by
default
Indicate
the
listening
port
of
RFC
‐
2217
connection.
Value
Range
:
1
~
65535
Trust
Type
Allow
All
is
set
by
default
Choose
Allow
All
to
allow
any
clients
to
connect.
Otherwise
choose
Specific
IP
to
limit
certain
clients.
Connection
Idle
Timeout
0
is
set
by
default
Enter
the
idle
timeout
in
minutes.
The
idle
timeout
is
used
to
disconnect
the
connection
when
idle
time
elapsed
.
Value
Range
:
0
~
60
minutes.
Alive
Check
Timeout
0
is
set
by
default
Input
the
time
period
of
alive
check
timeout.
The
connection
will
be
terminated
if
it
doesn’t
receive
response
of
alive
‐
check
longer
than
this
timeout
setting.
Value
Range
:
0
~
60
minutes.
Enable
The
box
is
unchecked
by
default.
Check
the
Enable
box
to
activate
the
corresponding
serial
port
in
specified
operation
mode.
Save
N/A
Click
Save
to
save
the
settings
Undo
N/A
Click
Undo
to
cancel
the
settings
