CISCO2521

1 x Token Ring , 2 x Serial, 2 x Serial, 1 x ISDN BRI WAN

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1 x Token Ring , 2 x Serial, 2 x Serial, 1 x ISDN BRI WAN
Additional Information
Manufacturer CISCO
Manufacturer Part Number CISCO2521
SKU GROUP-127795
Flash Memory 8 MB
Marketing Information
  • The Cisco 2500 series of ethernet and token ring routers provide a wide range of branch office solutions including integrated router/hub and router/access server models.
  • The Cisco 2500 series routers with Cisco IOS software offer routing support for today's most widely used network protocols, including IP, Novell IPX, and AppleTalk, and a wide range of routing protocols.
  • As the market leader with an installed base of over 1 million units, Cisco assures compatibility and interoperability.
Description 1 x Token Ring , 2 x Serial, 2 x Serial, 1 x ISDN BRI WAN
Height 1.8"
Width 17.5"
Depth 10.6"
Brand Cisco
Bypass No
Carrier Supported ISDN
Certifications & Standards
  • Safety:
  • UL 1950
  • CSA 22.2-950
  • EN60950
  • EN41003
  • AS/NZS 3260
  • TS001
  • EMI:
  • FCC Class A
  • Canadian DOC Class A
  • EN55022 Class B
  • VCCI Class 2
  • PTT:
  • CTR2 (NET1, NET2)
  • JATE-NTT - IEEE 802.3
  • The synchronous serial interface supports the following standards in data terminal equipment (DTE) and data communications equipment (DCE) mode: EIA/TIA-232, EIA/TIA-449, V.35, and X.21. The EIA-530 standard is supported in DTE mode only.
Editor Choice No
Ethernet Aui No
Fast Ethernet Port No
Featured No
Form Factor
  • Rack-mountable
  • Wall Mountable
Product Name 2521 Router
Gigabit Ethernet Port No
Green Compliant No
Headset Port No
Hot Swappable Power Supply No
Input Voltage
  • 110 V AC
  • 220 V AC
ISM Band No
Limited Warranty 90 Day
Manageable No
Management Port No
Memory Technology DRAM
Alt Part No CISCO2521
Modular No
DSL Port No
Network Technology
  • ISDN BRI
  • Token Ring
Network (RJ-11) No
Product Type Router
Number of Serial Ports 2
Number of Broadband (RJ-45) Ports 1
PoE (RJ-45) Port No
Redundant Power Supply No
Shared SFP Slot No
SKU UNSPSC 43222609
Stack Port No
Standard Memory 4 MB
Token Ring Port Yes
Total Number of Ports 6
10Gigabit Ethernet Port No
Uplink Port No
Usb No
UNII Band No
Wireless LAN No

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