363-206-295
DLP-
518
27
of
11
Page
1997
December
1,
Issue
(Contd)
Topologies
Provisioning
Synchronization
TG3
TGS/BBF4
BBF2B
E.
Table
Comments
Application
2
NE
1
NE
not
does
NE’s
the
of
one
when
used
is
topology
This
reference,
synchronous
external
an
to
access
have
is
timing
whose
NE
an
to
synchronized
be
to
needs
be
to
needed
is
timing
and
PRS,
a
to
traceable
NE
The
located.
is
2
NE
where
distributed
its
derive
will
Out
Sync
-
Timing
Line
for
provisioned
Mult
-
External
for
provisioned
NE
the
from
timing
that
with
synchronously
operating
thus
timing
a
as
serve
could
output
DS1
Its
NE.
respective
CO.
that
in
BITS
a
to
timing
distribute
to
reference
could
timing
Mult
-
External
for
provisioned
NE
The
DS1
incoming
its
distribute
to
output
DS1
its
use
to
bay
the
in
shelves
other
to
reference
timing
BITS.
the
on
ports
conserve
Out
Sync
-
Timing
Line
Mult
-
External
In
loop.
timing
a
create
might
topology
This
Caution!
will
Timing
Line
for
provisioned
NE
the
topology
this
-
External
for
provisioned
NE
the
from
timing
its
derive
with
synchronously
operating
thus
timing
Out
Sync
-
External
for
provisioned
NE
The
NE.
respective
that
Mult
-
External
for
reprovisioned
be
should
Out
Sync
the
in
existing
loop
timing
potential
the
prevent
to
is
Messaging
Synchronization
If
provisioning.
actual
of
reference
output
DS1
the
NE’s,
both
on
enabled
carry
will
out
Sync
-
External
for
provisioned
NE
the
the
in
AIS)
(DS1
signal
DS1
ones
all
unframed
an
synchronization
automatic
If
topology.
present
system,
a
in
enabled
and
supported
is
reconfiguration
timing
potential
the
break
to
attempt
will
NEs
both
inserting
by
loop
the
break
to
attempt
will
1
NE
loop.
to
attempt
will
2
NE
port.
output
DS1
its
on
AIS
DS1
to
available,
if
source,
timing
line
another
to
switch
loop.
timing
the
prevent
Timing
Line
Out
Sync
-
External