6-7
Cisco CRS-1 Series Carrier Routing System Getting Started Guide
Chapter 6 Managing Cisco IOS XR Software Packages
Overview of Software Packages
Base
Basic
infrastructure
needed to
boot to the
CLI prompt
• AAA Services
• BCDL
• BGP TTL 255 Hack
• Dependency checker
• DLL upgrade
• GSP
• Hitless software upgrade or downgrade using PIE files
• Interface manager
• Maintain and display counters for each entry in the internal Forwarding
Information Base (FIB)
• Maintain and display internal FIB upon user request
• MD5 or one-way encryption support
• Netio
• Netio—DLL Restart
• Packet manager
• Password management
• PFI
• QNET
• QSM
• Rate limiting router addressed and originated packets—hardcoded
• Role-based authorization
• Scoped restarts
• Support for routing in-bound packets using Layer 3 information
• Support for routing in-bound packets using Layer 4 information
• Support forwarding to target Route Processor (RP) and distributed Route Processor
(DRP)
• SysDB—Hitless downgrade or upgrade
• Syslog over IPv4 transport
• Syslog over IPv6 transport
• Syslog support
• TACACS+ support
• Version manager (including data translator)
Table 6-2 Required Packages Included in the Cisco IOS XR Unicast Routing Core Bundle
Package
Name Features
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