Cisco WS-X4604-GWY - VoIP Gateway Specifikace stáhnout pdf (Strana 163)

C-3

Cisco Catalyst 4000 Access Gateway Module Installation and Configuration Note

OL-3008-01

Appendix C Connector and Cable Specifications

Cable and Adapter Specifications

This section contains the following topics:

• Crossover and Straight-Through Cable Pinouts, page C-3

• Rollover Cable and Adapter Pinouts, page C-3

Crossover and Straight-Through Cable Pinouts

The schematics of crossover and straight-through cables are shown in Figure C-1 and Figure C-2.

Figure C-1 Crossover Cable Schematic

Figure C-2 Straight-Through Cable Schematic

Rollover Cable and Adapter Pinouts

This section contains the following subsections:

• Identifying a Rollover Cable, page C-3

• Connecting to a PC, page C-4

• Connecting to a Terminal, page C-4

Identifying a Rollover Cable

To identify a rollover cable, compare the two modular ends of the cable. Hold the cable ends side by

side, with the tab at the back. The wire connected to the pin on the outside of the left plug should be the

same color as the wire connected to the pin on the outside of the right plug (see Figure C-3).

Switch

3 TD+

6 TD–

1 RD+

2 RD–

Switch

3 TD+

6 TD–

1 RD+

2 RD–

H5579

Switch

3 TD+

6 TD–

1 RD+

2 RD–

Switch

3 RD+

6 RD–

1 TD+

2 TD–

H5578

1 2 ... 158 159 160 161 162 163 164 165 166

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