RAM-6021 Wired Router
77
Services Tab
Modem
Emulator:
Provided
direct
connection
between
the
device
serial
port
and
the
DTE
terminal
via
straight
RS232
cable.
Via
Modem:
This
option
is
only
used
if
the
device
provides
TELCO/BPX
or
RJ11
To
Terminal
port
for
communication.
Use
Timer
Only:
This
option
needs
to
be
set
to
Yes
in
order
to
use
the
Inter
Character
Timeout
value
configured
on
this
device.
The
recommended
value
for
this
field
is
Yes
.
Inter
Character
Timeout
(ms):
When
the
timer
expires
on
the
serial
port,
the
device
will
forward
the
message
received
to
the
remote
device.
This
option
is
used
when
there
is
no
consistent
character
to
signal
the
end
of
a
received
mes
‐
sage.
This
timer
will
be
reset
to
the
configured
value
on
each
received
character.
The
recommended
value
for
this
field
is
5
milliseconds
at
9600
baud.
Maximum
Buffer
Size:
Set
the
maximum
buffer
size
to
be
used
for
receiving
serial
data
before
forwarding
to
the
remote
device.
A
value
of
0
will
allocate
8192
bytes
of
buffer
by
default
and
the
data
could
be
sent
to
the
remote
application
based
on
TCP
stack
window
size.
The
recommended
setting
for
this
fiels
is
292
for
DNP3
type
connections
and
0
for
all
other
connections.
Enable
Hardware
Flow
Control:
Select
Yes
to
set
hardware
flow
control
using
RTS
and
CTS
signals.
The
recommended
settings
for
this
field
are:
No
if
dealing
with
3
wires
port
(Transmit,
Receive
and
Ground
pins),
Yes
if
dealing
with
the
port
that
have
all
their
signal
pins
present.
Number
of
Missed
Polls
Allowed:
Set
the
maximum
number
of
missed
RTU
polls
before
renitializing
all
the
internal
memory
and
buffer
conditions.
If
a
packet
is
transmitted
out
the
serial
port
and
no
response
packet
is
received,
this
is
counted
as
a
missed
poll
and
data
content
is
not
evaluated.
The
recommended
setting
for
this
field
is
0,
to
disable
this
action.
Any
other
value
is
upon
your
environment
requirements.
Socket
Type:
Select
the
Socket
Type
you
desire
to
have
for
Serial
IP
communication
from
the
drop
‐
down
list.
UDP:
If
this
option
is
selected,
the
device
will
act
as
a
UDP
(Connectionless)
and
listening
on
the
configured
Listening
IP
Port
for
connection
for
the
client.
TCP
Client:
If
this
option
is
selected,
the
device
will
act
as
a
TCP
Client
and
connects
to
the
host
processor
once
the
serial
port
becomes
active.
TCP
Server:
If
this
option
is
selected,
the
device
will
act
as
TCP
Server
and
listen
on
the
configured
Listening
IP
Port
for
con
‐
nection
from
the
client.
TCP
Client/Server
2
Way:
If
this
option
is
selected,
the
device
will
listen
on
configured
Listening
IP
Port
for
client
connection
to
communicate
with
serial
device
and
once
the
client
is
disconnected,
and
the
serial
device
connected
to
the
ttyS1
port
needs
to
report
it’s
status,
the
device
will
connect
to
the
host
destination
to
report
the
device’s
status.
UDP
BroadCaster:
If
this
option
is
selected,
the
device
will
support
5
UDP
broadcast
addresses.
TCP
Client
Broadcaster:
If
this
option
is
selected,
the
device
will
support
10
TCP
Client
broadcast
socket
using
IP
Destination
configuration
for
connectivity.
TCP
Client
Broadcaster
Traffic
Activator:
If
this
option
is
selected,
the
device
will
support
10
TCP
Client
broadcast
socket
using
IP
Destination
configuration
for
connectivity
and
would
connect
only
if
the
serial
data
is
available
to
broadcast.
Peer
IP
Address
(Required):
Enter
the
peer
IP
Address
into
this
field.
This
is
required
for
UDP
communication.
This
specifies
the
Peer
IP
address
and
if
set
to
0.0.0.0
any
remote
IP
can
send
UDP
packets
to
our
peer
port,
and
return
packets
will
be
sent
back
to
the
IP
of
the
last
host
that
sent
a
message.
Packets
cannot
be
sent
until
one
is
received
first
(to
learn
the
remote
peer’s
IP).
If
set
to
a
specific
IP,
then
packets
will
be
sent
to
this
IP
only.
The
recommended
setting
for
this
field
is
<0.0.0.0>
to
allow
any
IP
to
send
packets
to
the
peer
import
number.
Peer
IP
Port
(Required):
Enter
the
peer
Port
number
into
the
field.
This
is
required
for
UDP
communication.
Consult
your
network
administrator
for
UDP
applicaton
destination
port
number.