Downgrading Your Cisco CRS-3 Carrier Routing System Router Back to a Cisco CRS-1 Carrier
Routing System Router
Contents
Carrier Routing System Router
Restrictions for Downgrading a Cisco CRS-3 Carrier Routing System Back to a Cisco CRS-1 Carrier Routing
System Router
Carrier Routing System 16-Slot Line Card Chassis
Carrier Routing System 8-Slot Line Card Chassis
OL-13669-03
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Verifying the Fabric Plane Status
Administratively Disabling the Fabric Plane
Swap the Cisco CRS-3 Fabric with the Newly Installed Cisco CRS-1 Fabric
Installing a CRS-1 Fabric Card
Verifying the Installation of the CRS-1 Fabric Card
Powering up the Replaced Fabric Card
Power-up the Newly Installed Cisco CRS-1 Fabric Card
Booting Up the Newly Downgraded Cisco CRS-1 Fabric
Administratively Enabling the Fabric Plane
Verifying Traffic Statistics on the Newly Downgraded Cisco CRS-1 Node
Verifying Fabric Link Connectivity
Downgrading the Next Legacy Node
Power Disable the Fabric Card
Physically Removing the CRS-3 Fabric Card
Power-up the Newly Installed Cisco CRS-1 Fabric Card
Cisco CRS-1 Carrier Routing System to Cisco CRS-3 Carrier Routing System Migration Guide
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