Transforming Server Virtualization with Cisco VN-Link Belmont Chia Consulting System Engineer Data Center Network Architecture Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. 1
Agenda § Trends with Server Virtualization § Cisco VN-Link Introduction § Cisco Nexus 1000 V Overview & Architecture Deployment Scenarios Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 2
Expanding Role of Server Virtualization Server Consolidation And Virtualization Are #1 & #2 Spending Priorities Source: Goldman Sachs CIO Survey 10% of server workloads virtualized in 2008; forecast to be 50%-60% in next 5 years Source: Industry analyst reports Increasing Use of VMotion and DRS resulting in Multiplicative Increase in Complexity Source: Cisco Desktop Virtualization Gaining Traction as Tool to Address Desktop Manageability, Security and Cost Source: Goldman Sachs IT Spending Survey Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 3
Networking Challenges to Scaling VM Deployments Security and Policy Enforcement Applied at physical server—poor granularity Security and policy doesn’t follow VM Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Operation and Management Lack of VM connection visibility Inability to troubleshoot and audit Cisco Confidential Organizational Structure Blurs boundaries between roles Creates loss of productivity & compliance challenges 4
Introducing Cisco Virtual Network Link Virtualizing the Network Domain Policy Based VM Connectivity Mobility of Network & Security Properties Non-Disruptive Operational Model Cisco Nexus 1000 V Nexus 5000 with VN-Link (Software Based) (Hardware Based) Server • Cisco switch for VMW ESX VM VM • Compatible with any switching #2 #3 #4 #1 platform • Leverages Virtual 1000 V Nexus Center for server admin; Cisco CLI ESX network for VMW admin NIC Nexus 1000 V Server • Scalable, hardware based, high VM VM performance solution VM VM #1 #2 #3 #4 • Standards driven approach to VMW ESX delivering hardware based VM networking Initiator • Combines VM & physical network operations into 1 managed node Nexus 5000 LAN Two Complimentary Models to Address Evolving Customer Requirements Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 5
Cisco Nexus 1000 V Industry First 3 rd Party Distributed Virtual Switch Server 2 Server 1 VM VM #1 #1 VM VM #2 #2 VM VM #3 #3 VM VM #4 #4 VM VM #5 #5 VM VM #6 #6 VM VM #7 #7 VMware v. Switch VMware 1000 V Nexus 1000 V DVSNexus v. Switch VMW ESX VM VM #8 #8 § Nexus 1000 V provides enhanced VM switching for VMware ESX § Features Cisco VN-Link: § Policy Based VM Connectivity § Mobility of Network & Security Properties § Non-Disruptive Operational Model § Ensures proper visibility & connectivity during VMotion Enabling Acceleration of Server Virtualization Benefits Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 6
Cisco Nexus 1000 V Faster VM Deployment VN-Link: Virtualizing the Network Domain Policy Based VM Connectivity Mobility of Network & Security Properties Server VM #1 VM #2 VM #3 Non-Disruptive Operational Model Server VM #4 VM #5 VM #6 VM #7 VM #8 Cisco Nexus 1000 V Defined Policies VMW ESX WEB Apps VMW ESX VM Connection Policy HR § Defined in the network DB § Applied in Virtual Center Compliance § Linked to VM UUID Presentation_ID Virtual Center © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 7
Cisco Nexus 1000 V Richer Network Services VN-Link: Virtualizing the Network Domain Policy Based VM Connectivity Mobility of Network & Security Properties Server VM #1 VM #2 VM #3 Non-Disruptive Operational Model Server VM #4 VM VM #1 #5 VM VM #2 #6 VM VM #3 #7 VM VM #4 #8 Cisco Nexus 1000 V VMW ESX VMs Need To Move • VMotion • DRS • SW Upgrade/Patch • Hardware Failure VN-Link Property Mobility • VMotion for the network • Ensures VM security • Maintains connection state Virtual Center Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 8
Cisco Nexus 1000 V Increase Operational Efficiency VN-Link: Virtualizing the Network Domain Policy Based VM Connectivity Mobility of Network & Security Properties Server VM #1 VM #2 VM #3 Non-Disruptive Operational Model Server VM #4 VM #1 VM #2 VM #3 VM #4 Cisco Nexus 1000 V Server Benefits VMW ESX Network Benefits § Maintains existing VM mgmt § Unifies network mgmt & ops § Reduces deployment time § Improves operational security § Improves scalability § Enhances VM network features § Reduces operational workload § Ensures policy persistence Virtual Center § Enables VM-level visibility Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 9
Increase Operational Efficiency What stays the same? What gets better? Task Virtualization or Server Admin Network Admin v. Switch Config Automated Same as physical network Port Group Config Automated Policy Based Unchanged (Virtual Center based) - Automated (assign NIC & go) Unchanged NIC Teaming Config Automated Ether. Channel Optimized VM Creation Unchanged Policy Based Security Policy Based ACL, PVLAN, IP Redirect, Port Security, Trust. Sec Visibility VM Specific Unchanged (Virtual Center) Cisco CLI, XMP API, SNMP, DCNM Port Group Assignment Add new ESX host Management Tools Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 10
Cisco Nexus 1000 V Architecture Server 1 VM #2 VM #3 Server 2 VM #4 VM #5 VM #6 VM #7 Server 3 VM #8 VEM VMware v. Switch Nexus VEM DVS 1000 V VMware v. Switch VMW ESX VM #9 VMW ESX VM #10 VM #11 VM #12 VEM VMware v. Switch VMW ESX Virtual Supervisor Module (VSM) § Virtual Ethernet Module (VEM) Virtual or Physical appliance running Cisco OS (supports HA) § Cisco Nexus 1000 V Enables: Enables advanced networking § Performs management, monitoring, capability on the hypervisor § & configuration Connectivity Policy Based VM § Provides each VM with dedicated § Tight integration with Security § Mobility port” “switch of Network & VMware Virtual Center Properties § Collection of VEMs = 1 DVS § Non-Disruptive Operational Model Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential Virtual Center Nexus 1000 V VSM 11
Nexus 1000 V Deployment Scenarios Pick your flavor 1. Works with all types of servers (rack optimized, blade servers, etc) Blade Servers Rack Optimized Servers 2. Works with any type of upstream switch (Blade, Top or Rack, Modular) 3. Works at any speed (1 G or 10 G) 4. Nexus 1000 V VSM can be deployed as a VM or a physical appliance Nexus 1000 V Virtual Center Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential VSM 12
Accelerate Server Virtualization Enable, Simplify, Scale Security and Policy Enforcement Operation and Management Enable VM-level security and policy Simplify management and troubleshooting with VM-level visibility Scale the use of VMotion and DRS Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Scale with automated server & network provisioning Cisco Confidential Organizational Structure Enable flexible collaboration with individual team autonomy Simplify and maintain existing VM mgmt model 13
Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 14
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