Juniper Networks J4350, J6350 manual Isdn BRI U PIM, LEDs for Isdn BRI S/T and U PIMs

Chapter 3: PIM and VoIP Module Overview

Figure 37: ISDN BRI U PIM

ISDN BRI PIMs provide the following key features:

■Onboard network processor

■Bandwidth on demand

■Dial backup

■Dial-on-demand routing backup (floating static and dialer watch)

For pinouts of cable connectors for ISDN PIMs, see “ISDN RJ-45 Connector

Pinout” on page 239.

To install or remove a PIM, see “Replacing a PIM” on page 172.

ISDN LEDs indicate PIM and port status. Table 31 on page 63 describes the meaning of the LED states.

Table 31: LEDs for ISDN BRI S/T and U PIMs

Label	Color	State	Description
ONLINE	Green	Blinking	Call setup is successful on either the B1 or B2
			channel.
	Green	On steadily	ISDN Layer 2 is active.
	Amber	On steadily	■ ISDN Layer 1 is active.
			■ ISDN Layer 2 is unavailable.
	Red	Disconnected	■ BRI interface port is not connected.
			■ ISDN Layer 1 is unavailable.
	Unlit	Off	BRI interface is offline.
STATUS	Green	On steadily	PIM is online and operational.
	Red	Disconnected	PIM is not operational and needs replacement.
	Unlit	Off	PIM is offline.

Field-Replaceable PIMs ■ 63