This document provides an overview of the Juniper MX80 router, including its specifications and components. The MX80 is a low-end edge router with a system capacity of 80Gbps. It has 3 MIC slots and can support up to 8 10G ports and 40 1G ports. Redundancy is provided for fans and power supplies. The MX80 uses MIC modules to provide interfaces and features like IPsec, NAT, traffic sampling, firewalling and attack protection.

2. Contents
● MX80 Overview
● Juniper Products Overview
● MX Series Routers
● MX80 Specifications
● MX80 Hardwares
● MX80 Architecture
● MX80 Compatible Modules
● Reference Information

3. MX80 Overview
● Low-end edge router
● System capacity is 80G
● 3 MIC slots
● 1G/10G ports
● Redundancy for fans and powers

4. Juniper Products Overview
CoreEdgeAccess
DC
Office
PTXMX
NFX
SRX
QFX
EX
ACX

5. MX Series Routers
MX80
MX150 MX204
MX240
MX960
MX2020
MX10016
System
capacity
Port density

6. MX80 Specifications
● Size: 2U
● System capacity: 80Gbps
● Packet throughput: 55Mpps
● FIB table: 1M IPv4 Prefixes
● RIB table: 4M IPv4 Prefixes
● Slots: MIC x 3
● Max port number:
○ 10G x 8
○ 1G x 40
● Redundancy: Fan/Power

7. MX80 Hardwares
2 MICs (Module Interface Cards)

8. MX80 Hardwares
Rear MIC
*Rear MIC is only for service MIC, not for interface MIC

9. MX80 Hardwares
Built-in interfaces
10G x 4

10. MX80 Hardwares
Management
port
Console port

11. MX80 Hardwares
Power
supply
Fan tray

12. MX80 Compatible Modules
10G MIC
10G x 4
10G x 2

13. 1G MIC
1G x 20
MX80 Compatible Modules

14. Service MIC
Main features
● IPsec
● NAPT
● Traffic Sampilng
● Stateful FW
● NW Attack Protection
MX80 Compatible Modules

15. MX80 Architecture
RE(Routing Engine)
PFE(Packet Forward Engine)
MQ
LU
QX
10G XFP
10G XFP
10G XFP
10G XFP
20G 20G
IX
Over-subscription management
MQ
Storing packets
LU
Packet lookup information
QX
Packet scheduling
MIC MIC
IX IX

16. Reference Information
● Juniper Products
https://www.juniper.net/us/en/products-services/
● MX Series Routers
https://www.juniper.net/us/en/products-services/routing/mx-
series/
● MX80 Datasheet
https://www.juniper.net/us/en/products-services/routing/mx-
series/datasheets/1000597.page
● Hardware Compatibility
https://apps.juniper.net/home/mx80/hardware-compatibility