Cisco 3521, Руководство администратора

Страница: 25 / 137

1-9
Administrator’s Guide for Cisco IPVC 3521 BRI Gateway, Cisco IPVC 3526 PRI Gateway, and Cisco IPVC 3540 PRI Gateway
OL-7995-01
Chapter 1 Overview of the Cisco IPVC 3500 Series Gateway
About Cisco IPVC 3500 Series Gateway Features
About Cisco IPVC 3500 Series Gateway Features
Table 1-7 lists the major features of the Cisco IPVC 3500 Series Gateways.
Table 1-6 Cisco IPVC 3540 PRI Gateway RTM Front Panel Components
Component Description
Alarm 2 The following LEDs are associated with PRI line 2:
•
Remote (yellow)—When this LED lights up, it
indicates that there is a loss of frame alignment
between the gateway on PRI port 2 and the ISDN
device communicating with the gateway.
•
Local (orange)—When this LED lights up, it
indicates that LAN device communicating with
the gateway on PRI port 2 reports a loss of frame
alignment.
• CD 2—When this LED lights up, it indicates that
PRI port 2 is enabled and has an error-free
connection.
PRI Line 2 This is the physical interface for a PRI line. The port
accepts an RJ-48C connector. When two PRI lines are
connected to the gateway, this interface serves as the
second PRI line.
10/100BaseT-2 Ethernet This port is not supported.
10/100BaseT-1 Ethernet This port is not supported.
Alarm 1 The following LEDs are associated with PRI line 1.
•
Remote (yellow)—When this LED lights up, it
indicates that the ISDN device communicating
with the gateway on PRI port 1 reports a loss of
frame alignment.
• Local (orange)—When this LED lights up, it
indicates that LAN device communicating with
the gateway on PRI port 1 reports a loss of frame
alignment.
•
CD 1—When this LED lights up, it indicates that
a PRI port 1 is enabled and has an error free
connection.
PRI Line 1 This is the physical interface for a PRI line. The port
accepts an RJ-48C connector. When two PRI lines are
connected to the gateway, this interface serves as the
first PRI line.