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J-series Services Router Overview

J-series Services Routers are available in three models of increasing bandwidth, described in Table 6.

All J-series Services Routers run on the JUNOS software and are reachable through the J-Web browser interface on the JUNOS command-line interface. For details, see J-series User Interface Overview

Table 6: J-series Models

J2300 Services Router

Remote or branch office customer premises equipment (CPE).

Smaller chassis (1 U) with a nonredundant AC power supply, 256 MB to 512 MB of memory, and a Universal Serial Bus (USB) port for external storage. Three available versions have two Fast Ethernet LAN interfaces plus one of the following sets of fixed WAN interfaces:

  • Dual T1 interfaces
  • Dual E1 interfaces
  • Two synchronous serial ports

Up to 4 Mbps

20,000 to 50,000 packets per second (pps)

J4300 Services Router

Regional office CPE.

Larger chassis (2 U) with a nonredundant AC power supply, 256 MB to 512 MB of memory, and a Universal Serial Bus (USB) port for external storage. In addition to two Fast Ethernet LAN interfaces, this model has six open slots for the following WAN Physical Interface Modules (PIMs):

  • 2–port Fast Ethernet PIM
  • 2–port T1 or E1 PIM
  • 2–port Serial PIM

Up to 16 Mbps

50,000 to 80,000 pps

J6300 Services Router

Corporate CPE.

Larger chassis (2 U) with a redundant AC power supply, 256 MB to 1 GB of memory, and a Universal Serial Bus (USB) port for external storage. In addition to two Fast Ethernet LAN interfaces, this model has six open slots for the following WAN Physical Interface Modules (PIMs):

  • 2–port Fast Ethernet PIM
  • 2–port T1 or E1 PIM
  • 2–port Serial PIM
  • 1–port DS3 PIM

Up to 90 Mbps

100,000 to 150,000 pps


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