Db-25 Connector; Signaling Interface Cable Pin-Out Configuration - Cisco 3545 PRI Installation And Upgrade Manual

Chapter 2 Installing the Cisco Unified Videoconferencing 3545 Gateway

DB-25 Connector

Figure 2-18
Figure 2-18
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Signaling Interface Cable Pin-out Configuration

Table 2-8
Table 2-8
Signal Name
Shield
Digit Present
Abandon Call & Retry
Call Request
Present Next Digit
Power Indication
Signal Ground
Distant Station
Connection
Installation and Upgrade Guide for Cisco Unified Videoconferencing 3545 PRI Gateway and 3545 Serial Gateway Releases 5.6 and 5.7
OL-17011-01
shows the DB-25 pin layout.
DB-25 Pin Layout
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describes the signaling interface pin-out configuration for the serial gateway cables.
Serial Gateway Signaling Interface Cable Pin-out
Mnemonic
—
DPR
ACR
CRQ
PND
PWI
—
DSC
Serial Gateway Cable Connections and Pin-outs
RS-366 (DB-25)
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2-25