
PRELIMINARY
INVERSE MULTIPLEXING OVER ATM
PM7341 S/UNI-IMA-84
DATASHEET
PMC-2000223
ISSUE 4
INVERSE MULTIPLEXING OVER ATM
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE
33
5
APPLICATION EXAMPLES
5.1 ATM Multiservice Switch IMA / UNI Port Card
An optimized solution comprising the S/UNI-IMA-84, PM8316 TEMUX-84,
PM5342 SPECTRA-155, PM7326 S/UNI-APEX, PM7324 S/UNI-ATLAS devices
enables a new generation of high density port cards for terminating n x DS3, n x
OC-3’s worth of IMA and/or ATM UNI circuits. See Figure 1.
Figure 1
- ATM Edge Switch IMA and UNI Port Card Example
UTOPIA L2 /
Any-PHY
SBI
Telecom Bus
PM7341
S/UNI-IMA-84
PM8316
TEMUX-84
PM7326
S/UNI-APEX
PM7324
S/UNI-ATLAS
PM5342
SPM5342
DS3 LIUs
OR
PM5342
SPECTRA-155
With a PM5313 SPECTRA-622, four TEMUX-84s, four S/UNI-IMA-84s, PM7326
S/UNI-APEX, and PM7324 S/UNI-ATLAS devices, an OC-12’s worth of IMA/UNI
circuits can be terminated on a single linecard.
5.2 ATM Multiservice Switch, Any Service Any Port Card
With the S/UNI-IMA-84 and its support for the SBI
TM
bus, high density Any
Service Any Port linecards for ATM Switches can be designed with PMC-Sierra’s
SPECTRA
TM
, TEMUX
TM
, AAL1gator
TM
, S/UNI -IMA, FREEDM
TM
, S/UNI -
APEX
TM
and S/UNI -ATLAS
TM
products for supporting a broad spectrum of
existing and emerging services including Frame Relay (FR), multi-link Frame
Relay, multi-link PPP, Internet Protocol (IP), Dedicated Private Line, Integrated
Voice and Data, Voice-over- IP and Voice-over-ATM as shown in Figure 2.