Verilink PRISM 3060-10 (34-00252.4) Product Manual - Manual (Page 31)

DSU MP Configuration 23
DDS Mode The unit can operate in one of four DDS modes on two types of DDS lines.
DDS-I
DDS-I is a standard mode compliant with industry DDS-I standards allowing the
unit to be end -to -end compatible and interoperate with other vendor DDS
compliant DSUs.
DDS-II
DDS-II is a standard mode that can interoperate with other standard DDS-II
equipment.
TXP-I
TXP-I is a proprietary mode for DDS-I lines that require a 41TDM or a PRISM
3060 -10 DSU MP unit at the other end of the line. This mode allows two-port
multiplexing in TDM port mode with an in-band data link.
TXP-II
TXP-II mode is a proprietary mode for DDS-II lines that require a 41TDM or
PRISM 3060-10 DSU MP unit at the other end of the line. This mode allows
two-port multiplexing in TDM port mode with an in-band data link.
DDS
Rate
This field shows the network interface line rate as determined by the DDS mode
and is set as follows depending on the DDS Mode screen. 56K is displayed for
DDS-I or TXP-I modes and 64K for DDS-II or TXP-II modes.
Start
Channel
Number
The starting channel in the 24 -channel DS1 bit stream must be selected in this
field. Only one channel is used per DSU. The choices are 0 through 24. If 0 is
selected, no bandwidth is assigned for that port and the port is off.