Zhone Technologies, Inc.

IMACS Product Book, Version 4

 

 

Local

DTE

IMACS

CSU/DSUOCU-DP V.35

 

IMACS w/SRU

 

T1 carrier

 

Remote

Network

 

Remote

 

 

 

RS232

Remote

 

DTE

 

 

Synchronous/Asynchronous

DTE. (300bps-38.4Kbps)

Figure 14 - IMACS With SRU Card Application

The SRU card also supports X.50 division 3, an ITU (CCITT) standard for sub-rate multiplexing. The maximum bandwidth of the SRU card is 115.2Kbps. The SRU card provides the ability for software configurable delay optimization. If delay optimization is used on all 10 ports, the maximum bandwidth available will be 76.8Kbps. Software-initiated diagnostics supported on the SRU card is the same as on the HSU card. Table 15 describes the SRU card specifications.

March 2001

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Zhone Technologies Network Device manual Imacs