Juniper Networks E320 manual LM-4 Line Module

LM-4 Line Module

LM-4 Line Module

Module label	ES2 4G LM
Number of ports	■	Not applicable
Software release	■	First supported: 7.0.1
Description	■	200 W
	■ Acts as frame forwarding engines for the physical interfaces
	■ Responsible for processing data traffic
	■ Pairs with IOAs to process data from different types of network connections
Capability	■ Supports a line rate of 128–byte packets on IOAs
	■ The 100–Gbps switch fabric allocates 3.4 Gbps of overall bandwidth to each
		regular line module slot and 10 Gbps of overall bandwidth to each of the turbo
		slots (slot 2 and slot 4).
	■ The 320–Gbps switch fabric allocates 10 Gbps of overall bandwidth to each line
		module slot.
	■ See JUNOSe System Basics Configuration Guide, Chapter 6, Managing Modules for
		more information.
Software features	■	Not applicable
Line module compatibility	■	Not applicable
SRP module compatibility	■	SRP-100
	■	SRP-320
Line module redundancy	■ Yes (Redundancy IOA must be installed in either slot 0 or slot 11)
compatibility	■ Can only backup another ES2 4G LM
Port redundancy support	■	Not applicable
Cables and connectors	■	Not applicable
LEDs	When lit, LED indicates:
	■ OK (green)—Self-test passed
	■ FAIL (red)—Failure detected
	■ ONLINE (green)—Online with no alarms or errors
	■ REDUN (green)—Redundant card available

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