6-6
Cisco CRS-1 Series Carrier Routing System Getting Started Guide
Chapter 6 Managing Cisco IOS XR Software Packages
Overview of Software Packages
Cisco IOS XR Unicast Routing Core Bundle
Table 6-2 describes the required core packages that are delivered in the Cisco IOS XR Unicast Routing
Core Bundle.
Table 6-2 Required Packages Included in the Cisco IOS XR Unicast Routing Core Bundle
Package
Name Features
OS
Basic
operating
system
• 1 GB flash
• DOSFAT
• File system support
• Flash disk support
• Initial system bringup from disk0:
• QNX flash file system
• Spinning media support
• System bringup
• System bringup from disk1:
• System bringup from ROM monitor (ROMMON) using TFTP
Admin
Basic
software
required to
install
packages and
manage the
router
• Admin plane—logical router (LR) plane isolation
• Admin plane support
• Control fast Ethernet (FE) support
• Control gigabit Ethernet (GE) support
• dLRSC election
• Designated shelf controller (dSC) election
• Fabric card online insertion and removal (OIR)
• Fabric manager
• Fabric plane management
• Fabric statistics
• Fabric topology management
• CRS-1 platform support
• LR infrastructure
• LR plane support
• Management GE support
• Owner LR support