cable types for frame-relay

– EIA / TIA-232 and EIA / TIA-449

Pinout for EIA / TIA 232 Pins:

2 TS Transmit Data DTE-to-DCE

3 RD Recive Data DCE-to-DTE

4 RTS Request to send DTE signal buffer available

5 CTS Clear to send DCE signal available

6 DSR Data set ready DCE is ready

7 GRD Signal ground

8 CD Carrier detect DCE senses carrier

20 DTR Data term. ready DTE is ready

– V.35 and X.21

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