Cisco 2975 - Catalyst LAN Base Switch Bedienungsanleitung PDF herunterladen (Seite 24)

ASR 1000 



 Scalable IOS Services Delivered

RP1

ESP

SIP

• 1.5 GHz PowerPC CPU

• 2-4 GB SDRAM

• 1 GB eUSB Flash

• 32 MB NVRAM

• 40 GB HDD (non-critical ops)

• 10Gbps path to ESP

used for network control

and to scale features.

• QFP Resources:

• 160 ~1Ghz Threads

• 10Mbit TCAM, QOS

• 512 MB (Flow DB)

• 10Gbps Forwarding Capacity

• 800MHz PowerPC CPU

• 2 GB SDRAM

• 8 Core Crypto Engine

• SPA Resources:

• 4 x 10Gbps SPA

Bays

• Ingress QOS & 128

MB ingress buffer

• Egress Queue Status

• 800MHz PowerPC CPU

• 10Gbps dedicated

datapath to ESP

ASR 1000 RESOURCES

QFP

10 Gbps (Data)

Control

Plane

IOS XE

SPA

QFP

• IOS Services are integrated with

Platform Adaptation Layer (PAL) and

inbox HA infrastructure here.

• Modular RP scales multiple

simultaneous services

Security, Voice & Multimedia, WAN

Optimization & Network Management

• The SIP enhances operational

efficiency of all services:

Oversubscription

SPA Drivers & ISSU

Optimal Link Utilizations

• Adaptation Layer extends to ESP to

incorporate all of the respective

service databases used by the QFP.

E.g. FW session state, Netflow caches,

Voice terminations, IPsec SA DB …

• The QFP is fed and/or can build these

databases on the fly while it is

processing flows.

• Significant offload of RP resources

(flow exports, logs)

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