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12.0
Troubleshooting
12.1
Troubleshooting
your
Connection
If
the
Fonality
Data
Center
is
unable
to
establish
a
connection
to
your
Fonality
Phone
System,
you
may
need
to
adjust
your
firewall
configuration
to
allow
outbound
access
to
the
following
ports
from
the
Fonality
Phone
System:
TCP/80
•
TCP/8000
•
TCP/9000
•
UDP/53
•
If
you
are
unable
to
establish
a
connection
to
Fonality's
Data
Center
using
the
information
above,
you
should
consider
the
following
alternative
configuration
changes:
Create
a
rule
allowing
the
IP
address
of
the
Fonality
Phone
System
to
make
an
outbound
•
connection
to
any
host
on
any
port.
It
may
be
necessary
to
reboot
the
Fonality
Phone
System
with
CTRL+ALT+DEL
from
the
•
system
console
in
order
to
reinitiate
a
new
connection
to
the
Fonality
Data
Center.
IMPORTANT!
If
you
have
a
Watchguard
firewall,
or
any
firewall
that
examines
the
data
payload
of
TCP/IP
packets,
you
may
need
to
disable
this
functionality
in
your
firewall
for
traffic
originating
from
the
Fonality
Phone
System.
Contact
your
firewall
vendor
for
details
about
how
to
accomplish
this
configuration.
12.2
Getting
Rid
of
Echo
If
you
hear
an
echo
when
using
analog
phone
lines,
don't
worry.
This
is
normal
when
installing
a
new
phone
system.
You
may
need
to
calibrate
the
echo
cancellation
inside
the
Phone
System
to
eliminate
echo.
The
following
documents
provide
you
with
additional
information
to
help
start
this
process:
http://learn.fonality.com/How_do_I_get_rid_of_echo
http://learn.fonality.com/Static/Echo_on_outbound_call
http://learn.fonality.com/Various_types_of_echo
You
can
contact
our
support
group
using
the
instructions
in
Section
11
if
you
need
additional
assistance
regarding
echo.
34
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