7
Setting the Interfaces
Setting SONET Transmit Interface
MAPPING and type of payload. DS1 and DS3 are valid
payload type choices if Option UKJ, Structured PDH or Option 110
DSn SPDH, is fitted.
Mapping may be selected from a pictorial display by moving the cursor to
MAPPING and pressing .
Use and to move between STS Layer Selection, VT Layer
Selection and Payload Layer Selection. Use and to set the
mapping and to set your selection.
5 If VT-6 mapping is chosen, VT CONCATENATION selection is
enabled, choose OFF or the tributary at which the concatenation
begins, VT6-2C through VT6-6C.
The BACKGROUND, PATTERN IN OTHER VT2’s is fixed at
NUMBERED, that is, each VT-6 contains a unique number to allow
identification in case of routing problems.
6 If VT-2, or VT1.5 mapping is chosen, choose the test tributary
CHANNEL. Including the STS-3 for an STS-12 signal.
7 Choose the payload framing under PAYLOAD TYPE or VT PAYLOAD.
STRUCTURED and INSERT are available if Option UKJ, Structured
PDH or Option 110 DSn SPDH is fitted.
B/G MAPPING
SET
SONET ROCKET DIAGRAM
OC-n/STS-n
Bulk Filled
E4 Async
E3 Async
DS3
Bulk Filled
VT6
VT2
VT1.5
VTg
x1
x3/12
x7
x3
x4
STS-12c SPE
STS-3c SPE
STS-1 SPE
x1
x1/4
Bulk Filled
OC-1/STS-1
x1
Bulk Filled
E1 Async
E1 Float
Bulk Filled
DS1 Async
SET
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