Juniper MX-Series
Encyclopedia
Juniper
Juniper Networks
Juniper Networks is an information technology and computer networking products multinational company, founded in 1996. It is head quartered in Sunnyvale, California, USA. The company designs and sells high-performance Internet Protocol network products and services...

 MX-Series
is a series of Ethernet
Ethernet
Ethernet is a family of computer networking technologies for local area networks commercially introduced in 1980. Standardized in IEEE 802.3, Ethernet has largely replaced competing wired LAN technologies....

 Services routers designed and manufactured by Juniper Networks
Juniper Networks
Juniper Networks is an information technology and computer networking products multinational company, founded in 1996. It is head quartered in Sunnyvale, California, USA. The company designs and sells high-performance Internet Protocol network products and services...

. These are a line of Ethernet-optimized multilayer packet processing devices designed for aggregation at the service-provider edge. These routers run on Juniper's network operating system
Network operating system
A networking operating system , also referred to as the Dialoguer, is the software that runs on a server and enables the server to manage data, users, groups, security, applications, and other networking functions...

, JUNOS
JUNOS
Juniper Junos is the software or the network operating system used in Juniper Networks hardware systems. It is an operating system that is used in Juniper's routing, switching and security devices. Juniper offers a Software Development Kit to partners and customers to allow additional customization...

. The MX960 platform is one of the industry's largest-capacity Carrier Ethernet platform, with up to 2.6 terabits per second (Tbit/s) of switching and routing capacity. In October 2009, MX-series was updated with new fabric and 120 Gbit/s per slot linecards based on "Trio" chipset. Second-generation MX series routers are known as MX 3D

MX 80 3D

The MX80 3D Ethernet Services router is the smallest member of MX family, featuring small form factor and one Modular Port Concentrator (MPC) with 80 Gbit/s capacity

MX240, MX240 3D

The Juniper MX240 Ethernet Services Router has a performance of 200+ Gbit/s throughput, scalability, and reliability in a space-efficient package.

MX480, MX 480 3D

The MX480 Ethernet Services Router is mainly used for dense dedicated access aggregation and provider edge services in medium-size and large Points of Presence (POPs).

MX960, MX960 3D

The Juniper MX960 Router is a high-density Layer 2 and Layer 3
Network Layer
The network layer is layer 3 of the seven-layer OSI model of computer networking.The network layer is responsible for packet forwarding including routing through intermediate routers, whereas the data link layer is responsible for media access control, flow control and error checking.The network...

 Ethernet platform for several service provider Ethernet edge scenarios. The MX960 provides a range of Ethernet services, including VPLS services for multi-point connectivity. The MX960 is 14-slot router with 480 Gbit/s throughput in performance. A 40-port Gigabit Ethernet “dense port card” (DPC) and a four-port 10G Ethernet DPC were the initial line card modules, with Trio-based 16x10GE linecards reaching the full-duplex 120 Gbit/s capacity.
Each group of 4 10GE port on the Trio-based 16x10GE linecards has 40 Gbit/s forwarding capacity, but only 30 Gbit/s can be sent via the switch fabric toward other linecards (or other port groups of the same linecard).

Features

The MX Series is a family of high-performance Ethernet Services Routers with powerful switching
Switching
LAN switching is a form of packet switching used in local area networks. Switching technologies are crucial to network design, as they allow traffic to be sent only where it is needed in most cases, using fast, hardware-based methods.- Layer 2 switching :...

 features and are designed for high-performance service providers and enterprises. The MX Series has advanced MPLS
Mpls
MPLS or Mpls can refer to:* Minneapolis, Minnesota, United States* Multiprotocol Label Switching, a data-carrying mechanism in computer networking...

, Multicast
Multicast
In computer networking, multicast is the delivery of a message or information to a group of destination computers simultaneously in a single transmission from the source creating copies automatically in other network elements, such as routers, only when the topology of the network requires...

, Quality of Service
Quality of service
The quality of service refers to several related aspects of telephony and computer networks that allow the transport of traffic with special requirements...

, low latency and security capabilities. It provides flexibility and reliability to support advanced applications and services, including high-speed transport and VPN services, next-generation broadband multiplay services and high-volume Internet data center internetworking.

MX960 router include a switch control board (SCB), a routing
Routing
Routing is the process of selecting paths in a network along which to send network traffic. Routing is performed for many kinds of networks, including the telephone network , electronic data networks , and transportation networks...

 engine and a Flexible physical interface card (PIC) Concentrator (MX-FPC). The SCB provides the switch fabric and control board functions, and acts as a carrier for the routing engine. The routing engine is similar to the routing engine for Juniper’s T-series
Juniper T-Series
Juniper T-Series is a series of core routers designed and manufactured by Juniper Networks. The T-Series core router family comprises the T320, T640, T1600, TX Matrix, and TX Matrix Plus, designed for high-end and core networks with throughput from 320 Gbit/s to 25.6 Tbit/s with a maximum...

 and M-Series
Juniper T-Series
Juniper T-Series is a series of core routers designed and manufactured by Juniper Networks. The T-Series core router family comprises the T320, T640, T1600, TX Matrix, and TX Matrix Plus, designed for high-end and core networks with throughput from 320 Gbit/s to 25.6 Tbit/s with a maximum...

 routers. The DPC is a single-wide interface card that supports a maximum of four 10 Gbit/s packet forwarding engines. The Dense Port Concentrators (DPCs) provide multiple physical interfaces and Packet Forwarding Engines (PFE) on a single board that installs in a slot in the MX Series routers.

The 14 open slots on the MX960 router holds 12 line cards and two SCBs in a non-redundant configuration or three SCBs and 11 line cards in a redundant configuration. When using MPC-3D, the last configuration is mandatory to reach 120 Gbit/s per linecard, and it is not redundant.

Two routing engines with a 1.3 GHz/1,331MB version and a 2 GHz/2,048MB options are available.

The MX960 supports up to 16,000 VLANs per packet-forwarding engine. On a per-box basis, the MX960 supports 16,000 MPLS
Mpls
MPLS or Mpls can refer to:* Minneapolis, Minnesota, United States* Multiprotocol Label Switching, a data-carrying mechanism in computer networking...

 Label Switched Path head-ends, one million IPv4
IPv4
Internet Protocol version 4 is the fourth revision in the development of the Internet Protocol and the first version of the protocol to be widely deployed. Together with IPv6, it is at the core of standards-based internetworking methods of the Internet...

 and IPv6
IPv6
Internet Protocol version 6 is a version of the Internet Protocol . It is designed to succeed the Internet Protocol version 4...

 routing-information base entries, 27 million IPv4 and IPv6 forwarding-information base entries; 25,000 Virtual Private LAN Services (VPLS) labels; 500 Open Shortest Path First
Open Shortest Path First
Open Shortest Path First is an adaptive routing protocol for Internet Protocol networks. It uses a link state routing algorithm and falls into the group of interior routing protocols, operating within a single autonomous system . It is defined as OSPF Version 2 in RFC 2328 for IPv4...

 (OSPF) sessions, 500 Intermediate-System-to-Intermediate-System (IS-IS
IS-IS
Intermediate System To Intermediate System , is a routing protocol designed to move information efficiently within a computer network, a group of physically connected computers or similar devices....

) adjacencies, and 100 Label Distribution Protocol
Label Distribution Protocol
Label Distribution Protocol is a protocol in which two Label Edge Routers exchange label mapping information. The two LERs are called LDP peers and the exchange of information is bi-directional....

 (LDP) sessions and 4,000 Border Gateway Protocol
Border Gateway Protocol
The Border Gateway Protocol is the protocol backing the core routing decisions on the Internet. It maintains a table of IP networks or 'prefixes' which designate network reachability among autonomous systems . It is described as a path vector protocol...

 sessions.

As of 2011, the MX-Serie is the only Juniper product that supports inline-jflow (IPFIX), a high performance variant of jflow (Netflow)
Netflow
NetFlow is a network protocol developed by Cisco Systems for collecting IP traffic information. NetFlow has become an industry standard for traffic monitoring and is supported by platforms other than Cisco IOS and NXOS such as Juniper routers, Enterasys Switches, vNetworking in version 5 of...

, but it can only be activated on MPC 3D linecards and requires a specific license.
Juniper Networks and Nokia Siemens Networks
Nokia Siemens Networks
Nokia Siemens Networks is a global data networking and telecommunications equipment company headquartered in Espoo, Finland. It is a joint venture between Nokia of Finland and Siemens of Germany...

have joined in an agreement to offer their carrier customers an end-to end Carrier Ethernet solution with the solution that includes Juniper's MX-series Ethernet Services Router, NSN's A-series Carrier Ethernet Switch and the ASPEN "single click" network management system.
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