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Data rates for switched rs-232 using modems, Figure 3-4 – AT&T AUDIX Networking 585-300-903 User Manual

Page 44

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3-6

Switched EIA RS-232 Networks

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Data Rates for Switched RS-232 Using Modems

When connected through the switch, data rates are limited to speeds up to and including 19.2 Kbps. The
speeds may be reduced by the limit of the modems and the public/private facilities involved.

T/R

T/R

T/R

PUBLIC/PRIVATE
INTERLOCATION

FACILITIES

H600-331
GROUP 2

H600-331
GROUP 2

H600-331
GROUP 2

T/R

T/R

SWITCH

SWITCH

RS-232

RS-232

AUDIX

SWITCHED LINES
TO THE CENTRAL OFFICE

ALL CONNECTIONS
TO ANALOG PORTS

NOT
USED

MODEM

RS-232

AUDIX

MODEM

MODEM

MODEM

RS-232

AUDIX

MODEM

MODEM

T/R

Figure 3-4. Switched RS-232 Network for Separate Locations and a PC