Cisco CRS-1 Modules

Security Notices

Field Notices

• Cisco CRS-1 16-Slot Line Card Chassis Route Processor

  • Field Notice: FN - 63493 - CRS - Products Affected Might Fail to Boot Up After a Software Upgrade or Power Cycle - Replace on Failure 24-Aug-2020
  • Field Notice: FN - 63544 - CRS-16-PRP-6G/12G does not boot in XR Release 4.0.3/4.1.0 - Software Upgrade Recommended 04-Jun-2018

• Cisco CRS-1 8-Slot Line Card Chassis Route Processor

  • Field Notice: FN - 63493 - CRS - Products Affected Might Fail to Boot Up After a Software Upgrade or Power Cycle - Replace on Failure 24-Aug-2020
  • Field Notice: FN - 63381 - CRS: CRS-MSC-B, CRS-FP40 boards now use RLDRAM2 due to component EOL - Software Upgrade Recommended 04-Jun-2018

• Cisco CRS-1 Series 8-Port 10GE Interface Module

  • Field Notice: FN - 63301 - CRS: Certain 8-10GBE boards may have fuse reliability issue which can degrade over time - Replace on Failure 04-Mar-2019

• Cisco CRS-1 Series 1-Port OC-768/STM-256 POS Interface Module

  • Field Notice: FN - 63046 - CRS - 1OC768-POS-SR Cards May Experience Bit Error Rate (BER) Incidents Due to Onboard Short - Replace on Failure 29-Jun-2018

• Cisco CRS-1 Series Modular Services Card

  • Field Notice: FN - 63493 - CRS - Products Affected Might Fail to Boot Up After a Software Upgrade or Power Cycle - Replace on Failure 24-Aug-2020
  • Field Notice: FN - 64127 - CRS-X Line Cards with New DRAM Fail to Boot to XR-Run State - Software Upgrade Recommended 04-Jun-2018
  • Field Notice: FN - 63381 - CRS: CRS-MSC-B, CRS-FP40 boards now use RLDRAM2 due to component EOL - Software Upgrade Recommended 04-Jun-2018
  • Field Notice: FN - 70078 - CRS-X Linecards Version V04 or Later Are Not Supported by Cisco IOS XR Software Releases Earlier Than 5.3.4 - Workaround Provided 27-Nov-2017

Security Advisories, Responses and Notices

• Cisco Carrier Routing System IPv6 Denial of Service Vulnerability 16-Sep-2016