Cisco ASR 1000 Series Software Configuration Manual page 481

Classifying and Scheduling Packets for the ASR 1000 Series Aggregation Services Routers
Table 46: SIP-10 Oversubscription Details
ASR 1000 Chassis Type
• ASR1000-SIP10G
• Incoming rate from SPAs.
• Outgoing rate towards ESP
Conclusion: SIP10G is always
oversubscribed.
The following table illustrates the SPA an ESP combinations that cause oversubscription with SIP-40 installed.
OL-14127-17
Maximum 4 multiplied by
11.2 Gbps
11.2 Gbps
Cisco ASR 1000 Series Aggregation Services Routers SIP and SPA Software Configuration Guide, Cisco IOS XE
ESP Type
ESP-2.5 G and ESP-5 G
(Supported only on ASR-1002)
ESP-10G
ESP-20G
ESP-40G
ESP-100G
Ingress Classification Architecture
Oversubscription State
No ESP oversubscription.
ESPs interconnect device handles
the entire 10G incoming traffic.
ESP is oversubscribed.
Example:
Input rate from (example) 3 carrier
cards is 3 multiplied by 11.2Gbps
Output rate towards
QFP=12.8Gbps
ESP is oversubscribed.
Example:
Input rate from (example) 3 carrier
cards is 3 multiplied by 11.2Gbps
Output rate towards QFP=25.6
Gbps
No ESP oversubscription.
Example:
Input rate from (example) 3 carrier
cards is 3 multiplied by 11.2Gbps
Output rate towards QFP=2*25.6
Gbps
No ESP oversubscription.
Example:
Input rate from (example) 3 carrier
cards is 3 multiplied by 11.2Gbps
Output rate towards Yoda=4*25.6
Gbps
Everest 16.5
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