Cisco Cisco Intelligent Automation for Cloud 4.2 Guia Do Utilizador
8
Network Services Overview
Understanding Network Services
Network Architecture
VSA 1.0 Design
Orchestration of VSA 1.0 Virtual Network Services Design:
—
Nexus 1000v
—
CSR 1000v
—
Cisco Virtual Security Gateway (VSG)
—
Citrix NetScaler VPX / Citrix NetScaler 1000v
Note
: Citrix NetScaler 1000V brings together Citrix NetScaler with Cisco Nexus 1000V Switch vPath technology for
policy-based service insertion and chaining. As of Citrix NetScaler 1000V Release 10.1-124.14, vPath can be
disabled to load-balance physical servers or load-balance workloads running on any hypervisor. Note that Cisco IAC
no longer uses vPath for NetScaler, but only for VSG.
disabled to load-balance physical servers or load-balance workloads running on any hypervisor. Note that Cisco IAC
no longer uses vPath for NetScaler, but only for VSG.
VSA 2.3 Design
Extendable to support VSA 2.3 Design:
—
ASR 1000
—
Cisco 7600
—
Nexus 2000/5000/7000
—
ASA-SM
—
FWSM
—
Extensible to additional devices and architectures
Supported Virtual Appliances
Cisco IAC 4.2 Virtual Appliances and their functions are listed below.
Note:
For for the full list of supported Virtual Appliances, see the
Cisco Intelligent Automation for Cloud 4.2 Cisco
Intelligent Automation for Cloud Compatibility & Requirements Matrix
.
Table 1
Virtual Appliances
Appliance
Function
Citrix NetScaler 1000v
Virtualized load balancing per Tenant’s Organization
CSR 1000v
Virtual routing instance Hypervisor-isolated, Virtual
enterprise-class Cisco IOS-XE router per Tenant’s Organization.
Used primarily for zone-based firewall capabilities.
enterprise-class Cisco IOS-XE router per Tenant’s Organization.
Used primarily for zone-based firewall capabilities.
Nexus 1000v
Distributed vSwitch
Prime NSC
Dynamic, template-focused network policy management based
on service profiles for Security Policy Management. Tightly
integrated with management and orchestration tools such as
Cisco IAC 4.2.
on service profiles for Security Policy Management. Tightly
integrated with management and orchestration tools such as
Cisco IAC 4.2.
Virtual Security Gateway (VSG)
Virtual zone to secure intra-network traffic.