Server2012 whatsnewinnetworking

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What is new in Server 2012 R2 Networking!

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Server2012 whatsnewinnetworking

  1. 1. The Journey so Far The Road Ahead Cloud Scale Performance and Diagnosability Comprehensive SDN Core Infrastructure Enhancements
  2. 2. NIC Teaming DHCP failover Private virtual local area network (PVLAN) Hyper-V Network Virtualization SIMPLIFIED MULTITENANT INFRASTRUCTURE OPERATIONAL EFFICIENCY RICHER ECOSYSTEM CONTINUOUS APPLICATION AVAILABILITY Cross-premises connectivity Hyper-V Extensible Switch Hardware partners SMB 3.0 Multichannel Quality of Service (QoS) HIGH-PERFORMANCE NETWORKING SMB Direct Single Root I/O Virtualization (SR-IOV) Receive-Side scaling (RSS) Receive Segment Coalescing (RSC) Dynamic Virtual Machine Queue (D-VMQ) IP Address Management (IPAM) Resource Metering Microsoft Windows PowerShell BranchCache DirectAccess DHCP failover
  3. 3. Cutting Costs •  Maximal utilization of existing resources •  No specialized equipment Choice and Flexibility matter •  Plug and Play amongst multiple vendors •  Any tenant VM deployed in any cloud Agility and Automation are key •  Automation for the hoster and tenant networks •  Including core infrastructure services
  4. 4. Cloud Scale Performance & Diagnosability Comprehensive SDN Core Infrastructure Enhancements vRSS Remote Live Monitoring NIC Teaming Hyper-V Network Virtualization Hyper-V Switch Hybrid Forwarding Standards based Switch Management Cloud Gateways IPAM for Virtualized Datacenters DNS Enhancements for Service Providers Extended ACLs Test-NetConnection Enhanced HNV Diagnostics
  5. 5. Host VP3Host VP1 Host VP2Host VP0 vProc vProcvProcvProc Windows Server 2012 •  VMs restricted to 1 processor for network traffic processing Windows Server 2012 R2 •  vRSS maximizes resource utilization by spreading network traffic across multiple virtual processors •  Now possible to virtualize traditionally network intensive physical workloads •  Requires no hardware upgrade and works with any NICs that support VMQ vRSS provides near line rate to a VM on existing hardware, making it possible to virtualize traditionally network intensive physical workloads VMNIC Physical NIC
  6. 6. Windows Server 2012 •  Provides network fault tolerance and continuous availability •  Aggregates bandwidth from multiple network adapters Windows Server 2012 R2 •  Introduces a new mode, Dynamic mode. •  Balances based on flowlets •  Optimized utilization of a team on existing hardware Virtual adapters Virtual adapters Team network adapter Team network adapter Operating system Dynamic NIC Teaming optimizes utilization of a team on existing hardware, thereby maximizing ROI
  7. 7. NIC Team Windows Server 2012 TCP/IP Stack Windows Server 2012 R2 TCP/IP Stack NIC Team
  8. 8. ACL s Windows Server 2012 •  Enabled traffic to be allowed/blocked based on source and destination VM Windows Server 2012 R2 •  Allows or blocks traffic for specific workloads •  Filter traffic based on: •  Network address •  Application port •  Protocol type •  Stateful packet inspection Parent Partition Extension C Extension D Extension A Virtual Switch Capture Extensions Filtering Extensions Forwarding Extension Physical NIC VMNIC Virtual Machine Extension Miniport Extension Protocol
  9. 9. Remote Live Monitoring provides remote packet and ETW event capture from any host in the datacenter, enabling low-touch diagnostics at high scale Server or client with Microsoft Message Analyzer Windows Server 2012 R2 WMI to configure the filters and truncation WMI starts/stops the session Truncated network traffic redirected ETW events Windows Server 2012 •  Remote monitoring of network traffic is not simple Windows Server 2012 R2 •  Mirror and capture network traffic for remote and local viewing •  GUI experience with Message Analyzer •  Supports remote offline traffic captures •  Filtering based on IP addresses and VMs
  10. 10. Hyper-V Network Virtualization Hyper-V Extensible Switch Partner extensions System Center 2012 Virtual Machine Manager Partner extensions Hyper-V Extensible Switch Hyper-V Network Virtualization Network switch management Built-in Software gateways System Center 2012 R2 Virtual Machine Manager Open, extensible & standards-based Built-in and production ready Innovation in software and hardware
  11. 11. How network virtualization works •  Overlays physical network •  Encapsulation using NVGRE protocol Problems solved •  VM mobility across datacenter, hoster cloud or Azure •  Ability to import customer IP addresses and network topology Physical server Physical network Contoso virtual machine Fabrikam virtual machine Contoso network Fabrikam network Flexibility ControlAutomation
  12. 12. SQL Server Web Fabrikam sees SQL Server Web Contoso sees SQL Server SQL Server Web Web 192.168.2.12192.168.1.10 10.1.1.2 192.168.1.10 10.1.1.3 192.168.2.12 192.168.n.n PROVIDER ADDRESS SPACE (PA) 10.1.1.2 192.168.1.10 10.1.1.3 192.168.2.12 10.1.1.210.1.1.1 10.1.1.2 10.1.1.3 CUSTOMER ADDRESS SPACE 10.1.1.2 192.168.1.10 10.1.1.3 192.168.2.12 10.1.1.2 192.168.1.10 10.1.1.3 192.168.2.1 2 10.1.1.2 192.168.1.10 10.1.1.3 192.168.2.12 10.1.1.2 192.168.1.10 10.1.1.3 192.168.2.12 10.1.1.1 10.1.1.2 10.1.1.2 10.1.1.3 Dynamically Learned Customer Addresses •  Highly available Windows gateways, hosts, VMs Performance Improvements •  NIC Teaming Integration •  NVGRE Task Offload Enabled NICs Enhanced diagnostics of virtual networks
  13. 13. Host NIC Parent Partition Extension C Extension D Extension A Extension Miniport Extension Protocol Virtual Switch Capture Extensions Filtering Extensions Forwarding Extension VM NIC Virtual Machine Physical NIC Benefits •  Open platform to fuel plug-ins •  Free core services •  Reliability and quality •  Unified management •  Easier to support
  14. 14. Introduces new hybrid forwarding HNV forwards HNV traffic Forwarding Extension forwards non-HNV traffic Richer switch extensions Extensions can view CA and PA packets Enables 3rd party network virtualization Forwarding extensions can modify packet headers on both ingress and egress pNIC NIC Team vSwitch Extension Extension Extension Ingress Egress Native Policies Egress ACL MS Forwarding HNV Ingress Egress HNV pNIC NIC Team vSwitch Extension Extension Extension Ingress Egress Native Policies Egress ACL MS Forwarding Ingres s Egres s
  15. 15. Communicating using WS-MAN Flexibility ControlAutomation OMI OMI OMI How switch management works •  Standards-based CIM model •  Switches running Open Management Infrastructure (OMI) •  Switch Management PowerShell Cmdlets Problems solved •  Common management interface across multiple network vendors •  Automate common network management tasks •  Logo Program enables customers to find/buy switches that “just work”
  16. 16. Challenges Hoster wants to provide isolated networks for tenant VMs with integrated S2S VPN and NAT Enterprises have virtualized networks split across different datacenters or virtualized networks communicating to physical networks Solution Multitenant aware VPN for Site-to-Site connectivity Multitenant aware NAT for Internet access Forwarding gateway for in datacenter physical machine access Host Datacenter Network Virtualization Fabric HostHost Internet Fabrikam Corp.Contoso Corp. Multi-tenant VPN Gateway Flexibility ControlAutomation
  17. 17. App Server Blue Red Hosted Cloud Remote Site Host
  18. 18. IP Address Management (IPAM) 28 IPAM distributed architecture Domain europe.corp.woodbridge.com IPAM Server (UK) DHCP, DNS, DC, and NPS servers IPAM Server (Bangalore) DHCP, DNS, DC, and NPS servers Domain fareast.corp.woodbridge.com IPAM Server (Hyderabad) DHCP, DNS, DC, and NPS servers Site: Hyderabad Branch office Site: Bangalore Branch office Site: UK Branch office IPAM server (Redmond) DHCP, DNS, DC, and NPS servers Site: Redmond Head office Windows Server 2012 •  Inbox feature for integrated management of IP addresses, domain names, and device identities •  Tightly integrates with Microsoft DNS and DHCP servers •  Provides custom IP address space display, reporting, and management •  Audits server configuration changes and tracks IP address use •  Monitors and manages specific scenario- based DHCP and DNS services
  19. 19. IP Address Management (IPAM) Windows Server 2012 R2 •  Manages virtual address space in addition to physical address space •  Imports and exports network configurations automatically through plugin for System Center Virtual Machine Manager •  Enables synchronization of Active Directory Sites and subnets information with IPAM •  Lets admins define user roles, access scope and access policy through role-based access control •  Hoster friendly DNS monitoring that provides per zone statistics Data collection tasks WCF PS/WS Man Network Administrator Fabric Administrator System Administrator Forensics Investigator Security Groups Enable cost-effective connectivity and network automation in virtualized private, hoster, and hybrid cloud deployments
  20. 20. Cloud Scale Performance & Diagnosability Comprehensive SDN Core Infrastructure Enhancements vRSS Remote Live Monitoring NIC Teaming Hyper-V Network Virtualization Hyper-V Switch Hybrid Forwarding Standards based Switch Management Cloud Gateways IPAM for Virtualized Datacenters DNS Enhancements for Service Providers Extended ACLs Test-NetConnection Enhanced HNV Diagnostics
  21. 21. http://aka.ms/WS2012R2 http://aka.ms/SC2012R2
  22. 22. http://microsoft.com/msdn www.microsoft.com/learninghttp://channel9.msdn.com/Events/TechEd http://microsoft.com/technet

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