Cisco ASR 5000 Administration Manual page 397
Staros release 21.1
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Also See for ASR 5000:
- Installation manual (294 pages) ,
- Administration manual (159 pages) ,
- Installation procedure (8 pages)
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Engineering Rules
• OSPF
• MPLS
• VRF
• NEMO (Network Mobility)
• 128 AAA servers per context for a default AAA server group. The servers can be configured as
accounting, authentication, charging servers, or any combination thereof.
• You can configure up to 800 AAA server groups per context with following limitations:
◦ Releases 12 and 14: 16,000 BGP prefixes can be learned/advertised per context (64,000 per chassis)
◦ Releases 15 and 16: 32,000 BGP prefixes can be learned/advertised per context (64,000 per chassis)
◦ Releases 17, 18 and higher: 64,000 BGP prefixes can be learned/advertised per context (64,000
per chassis)
◦ 64 EBGP peers can be configured per context (512 per chassis)
◦ 16 IBGP peers per context
◦ 512 BGP/AAA monitors per context in support of Interchassis Session Recovery (ICSR)
◦ 200 OSPF neighbors per chassis
◦ 10,000 OSPF routes per context (64,000 per chassis)
◦ 16 label distribution protocol (LDP) sessions per context
◦ 8,000 forwarding equivalence class (FEC) entries per context (48, 000 per chassis)
◦ Up to 8,000 incoming label map (ILM) entries per context (48, 000 per chassis)
◦ Prior to Release 15.0: 250 virtual routing and forwarding (VRF) tables per context (1,024 or 2,048
[release 14.0+] VRFs per chassis)
◦ Release 15.0 and higher: 300 virtual routing and forwarding (VRF) tables per context (2,048 VRFs
per chassis)
◦ APN limit is 2,048 per chassis; VRF limits and APN limits should be identical.
◦ 64,000 IP routes
◦ Prior to Release 15.0: 256K prefixes/framed routes per chassis and up to 8 dynamically learned
prefixes per MR (Mobile Router)
◦ Release 15.0 and higher: 512K prefixes/framed routes per chassis and up to 16 dynamically learned
prefixes per MR (Mobile Router)
◦ 128 servers per AAA server group (accounting, authentication, charging server, or any combination
thereof)
◦ 1,600 servers per context in AAA Server group mode (accounting, authentication, charging server,
or any combination thereof)
◦ 800 NAS-IP address/NAS identifier (one primary and one secondary per server group) per context
ASR 5000 System Administration Guide, StarOS Release 21.1
Context Rules
369
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Troubleshooting
