Enterasys X-Pedition 2000, Руководство по началу работы

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Enterasys X-Pedition 2000 Getting Started Guide 19
Hardware Overview
Figure 7 shows the front panel of the Quad Serial WAN expansion module.
Figure 7. Front panel of Quad Serial – C/CE WAN expansion module
Cabling and Connector Specifications
The following table lists the media specifications for the Dual Serial and Quad
Serial – C/CE expansion modules.
LEDs
The Dual Serial and Quad Serial – C/CE expansion modules use the following LEDs.
1,2
Tx
Rx
Link
Quad Serial - C G2M-SECAC-04
1 2
3,4
Tx
Rx
Link
3 4
Table 13. Dual Serial and Quad Serial – C/CE WAN expansion module specifications
Port Type Specification
Dual serial • V.35, X.21, EIA530, EIA530A, or RS449
• LFH-60 high density connector; see Dual Serial and Quad Serial –
C/CE Expansion Modules on page 38 for pin assignments
• Recommended 3 meters (10 feet) segment length for standard WAN
expansion module-to-CSU/DSU data port.
1
1. Connector cables for WAN expansion modules may be ordered from Enterasys Networks. For detailed
information, including part numbers, see Dual Serial and Quad Serial – C/CE Expansion Modules
on page 38
.
Table 14. Dual Serial and Quad Serial – C/CE WAN expansion module LEDs
LED Description
Per-port Link Indicates that the expansion module detects a cable plugged into the port
and a good link is established.
Per-port Rx Indicates when the port’s transceiver receives data.
Per-port Tx Indicates when the port’s transceiver transmits data.