Extending SANs over IP Networks Addy Lam Professional Services
Agenda <ul><li>Nishan, The Company </li></ul><ul><li>Evolution of Storage Area Network </li></ul><ul><li>Nishan Vision </l...
Nishan, The Company LightSpeed, ComVentures, Dell, Quantum, Siemens, Sun, others… Investors Privately Held Company 90+ Emp...
The Value and Evolution of  SAN
Value of Storage Area Networking <ul><li>Storage Consolidation </li></ul><ul><ul><li>Reduce administrative overhead </li><...
Evolution of Storage Area Networking <ul><ul><li>IP SANs </li></ul></ul><ul><ul><li>●  Based on mainstream TCP/IP networks...
Nishan Vision
Nishan Vision of SAN Evolution A dispersed SAN would be key for business continuance planning and backup, both of which ga...
Main Data Center FC Servers Remote Data Center IP WAN Departmental Servers- iSCSI NICs IP Campus/Metro  Network <ul><ul><l...
Why IP and Nishan?  <ul><li>Distance Independence </li></ul><ul><ul><li>Allows TRUE Disaster Recovery </li></ul></ul><ul><...
Why IP and Nishan  Distance Independence
Infrastructure Alternatives for SAN Extension Campus Metro WAN Consolidation / Disaster Recovery / Mirroring <ul><li>Fiber...
Fibre Channel SAN Issues - Extensibility <ul><li>Fibre Channel Networks are designed for “intra data center” environments ...
FC-Extension over Dark Fiber or DWDM 0% 20% 40% 60% 80% 100% 0 50 100 150 200 250 300 350 400 % Link Utilization Fibre Len...
IP Storage Extends Beyond Fibre Channel’s Reach 120 100 80 60 40 20 10 20 30 40 50 0 Round Trip Latency, in Milliseconds T...
Promontory Project: Coast-to-Coast IP Storage IP Storage Traffic <ul><li>Provides a High-Performance, Distance-Insensitive...
Promontory Topology and Performance
Why IP and Nishan –  Scalability
“ Gluing” Together Multi-vendor FC Fabrics FC FC <ul><li>FC switch interoperability issues may limit connectivity  </li></...
Why IP and Nishan –  Interoperability
Multi-vendor Interoperability <ul><li>Interoperability is a pre-requisite in the IP World </li></ul><ul><li>Nishan is a pr...
Imation Labs Interoperability Verification Tape Libraries CLARiiON 4500 HP xp512 HDS 7700e Freedom IBM ESS “Shark” EMC Sym...
Why IP and Nishan –  Performance
Wire-speed iSCSI Performance iSCSI / Gigabit Ethernet Fibre Channel Server With High-Perf. iSCSI HBA Storage Subsystem IPS...
SCSI Write Transaction Delay 4 x RTT FCP_XFR_RDY-1K FCP_CMD_WRT_16MB FCP_ DATA_OUT-1K FCP_ XFR_RDY-512K FCP_ DATA_OUT-512K...
SCSI Write Transaction with Fast Write FCP_CMD_WRT_16MB FCP_DATA_OUT  Far-End Nishan Initiator Target FCP_RSP Near-End Nis...
Compression & Jumbo Frames <ul><li>Compression </li></ul><ul><ul><li>Up to 11:1 Compression Ratios </li></ul></ul><ul><ul>...
Why IP and Nishan –  Lower Total Cost of Ownership
Nishan can Leverage existing Fibre Channel devices  IP Network Leverage existing investment in Fibre Channel storage devic...
FC SAN Extension with IP Storage Switches   (E-Port) Servers Fibre Channel Gigabit Ethernet Servers Multiprotocol IP Stora...
Nishan can Transition from Fibre Channel to iSCSI  FC RAID Nishan IP Storage Switch IP Network IP/GE IP/GE Fibre Channel I...
Why IP and Nishan –  Enhanced Functionality
Security of Storage Data Cisco CheckPoint CipherOptics SonicWall NetScreen RapidStream Secured Data Transport IPSec / Fire...
Enterprise SAN Deployments with QoS FC RAID FC Director Mission-Critical VLANs/Zones prioritize mission-critical data over...
Management Scheme – Scenario 1 IPS Fabric WWN-A WWN-B Zone1 Zone2 WWN-C FC Island 1 FC Island 2 Active ZoneSet = ConfigA W...
Management Scheme – Scenario 2 IPS Fabric WWN-A WWN-B Zone1 Zone2 WWN-C FC Island 1 FC Island 2 Active ZoneSet = ConfigA W...
Storage over IP Applications
Storage Over IP Applications  <ul><li>Disaster Recovery/Remote Disk Replication </li></ul><ul><ul><li>EMC, HDS, Xiotech, C...
Disaster Recovery/Remote Disk Replication Main Data Center Remote Data Center FC Servers FC Servers <ul><li>Disk-to-Disk R...
FC Disks FC / iSCSI Servers Converged Data Center Main Data Center Remote Data Center <ul><li>“ SAN and WAN in a Box” </li...
Distributed Data Center Data Center Boundary Expands via iSCSI Main Data Center iFCP/iSCSI Attached Departmental Servers i...
SAN Extension via E_Port <ul><li>Storage Consolidation (converged zoning) </li></ul>Main Data Center Remote Data Center FC...
Multi-Point SAN Extension Nishan IP Storage Switch FC IP/GigE Fibre Channel IP / Gigabit Ethernet Data Center SAN Data Cen...
Subscriber “B” CPE Fibre Channel Servers and Storage Subscriber “A” CPE Fibre Channel or iSCSI Servers, Storage, Switches ...
Storage Consolidation of “Diskless” Servers Solution: For cost-sensitive customers who have not yet storage-networked thei...
IP Storage Remote Mirroring Configuration with iSCSI Solution: For customers that can’t implement TrueCopy, implement an I...
IP Storage Remote Backup Configuration with iSCSI Solution: For green-field deployments, implement an IP Storage Network w...
Nishan Customer Profiles
Carlson Companies - World’s Largest IP SAN   www.carlson.com <ul><li>Carlson Companies implemented a distributed IP SAN in...
Carlson Companies
Wells Fargo – ICS Customer <ul><li>Des Moines Data Centers </li></ul><ul><li>Project involved  </li></ul><ul><ul><li>Data ...
Another Financial Institution <ul><li>Un-announced reference site </li></ul><ul><ul><li>6TB in NYC, 5TB in Delaware, T3 li...
Nishan Products
<ul><li>Wire-speed Performance </li></ul><ul><ul><li>Full gigabit bandwidth </li></ul></ul><ul><ul><li>Sustained bandwidth...
Nishan Multiprotocol Storage Product Family 16 Configurable MultiService Interfaces™ IPS 4000 Series Configuration, Manage...
IPS 4000 Series <ul><li>IP Storage protocols </li></ul><ul><li>16 ports, 1 RU </li></ul><ul><li>IPS4300 has   4 ports with...
IPS 3000 Series <ul><li>IP Storage protocols </li></ul><ul><li>8 ports, 2 RU </li></ul><ul><li>IPS3300 has 2 Ports with wi...
Element Manager iSCSI and/or iFCP (SAN Interconnect Ports) FC End Device Port FC ISL Ports <ul><li>Management GUI viewed v...
SANvergence Manager <ul><li>Manage mixed environments of Fibre Channel, Gigabit Ethernet (iSCSI) and SCSI storage </li></u...
Comparison between Nishan and Cisco Products
Basic Product Comparison YES NO NO Support iFCP Redundant Single Single Power Supply F/FL/E/Auto F_Port N_Port FC Port Typ...
IP SAN Reference Material
IP Storage Reference sites <ul><li>IEFT IP Storage Group </li></ul><ul><ul><li>http://www.ietf.org/html.charters/ips-chart...
Book on IP SANs <ul><li>Partnering for Enterprise-class Storage Solutions </li></ul><ul><li>Committed to Open Systems / Cu...
Questions  and  Answers
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Nishan Systems Confidential Addy Lam

  1. 1. Extending SANs over IP Networks Addy Lam Professional Services
  2. 2. Agenda <ul><li>Nishan, The Company </li></ul><ul><li>Evolution of Storage Area Network </li></ul><ul><li>Nishan Vision </li></ul><ul><li>Why deploy IP Storage and Why go with Nishan? </li></ul><ul><li>SAN over IP applications </li></ul><ul><li>Customer Profiles </li></ul><ul><li>Nishan Products </li></ul><ul><li>Comparison between Nishan and Cisco Products </li></ul><ul><li>IP SAN reference material </li></ul><ul><li>Questions and Answers </li></ul>
  3. 3. Nishan, The Company LightSpeed, ComVentures, Dell, Quantum, Siemens, Sun, others… Investors Privately Held Company 90+ Employees Staff 3850 North First Street San Jose, CA 95134 (408) 519-3700 Headquarters October 1998 Founded 50 Companies Most Likely to Change the World Top 10 Private Storage Networking Companies
  4. 4. The Value and Evolution of SAN
  5. 5. Value of Storage Area Networking <ul><li>Storage Consolidation </li></ul><ul><ul><li>Reduce administrative overhead </li></ul></ul><ul><ul><li>Maximize storage utilization </li></ul></ul><ul><li>High Availability </li></ul><ul><ul><li>Server clusters accessing shared storage </li></ul></ul><ul><ul><li>Mirroring terabytes of data/common accessibility </li></ul></ul><ul><li>Disaster Recovery / Metro and Campus </li></ul><ul><ul><li>Remote mirroring within the SAN </li></ul></ul><ul><ul><li>Tape backup / restore </li></ul></ul>SAN
  6. 6. Evolution of Storage Area Networking <ul><ul><li>IP SANs </li></ul></ul><ul><ul><li>● Based on mainstream TCP/IP networks </li></ul></ul><ul><ul><li>● Enables SAN over WAN </li></ul></ul><ul><ul><li>● More robust features; scalability </li></ul></ul><ul><ul><li>● Standards-based (IETF, IEEE, ANSI) </li></ul></ul><ul><ul><li>Fibre Channel Switched Fabrics </li></ul></ul><ul><ul><li>● Data Center / Departmental SANs; many devices </li></ul></ul><ul><ul><li>● Dedicated Bandwidth per port vs. shared bandwidth </li></ul></ul><ul><ul><li>Fibre Channel Arbitrated Loop </li></ul></ul><ul><ul><li>● Small departmental SANs; small number of devices </li></ul></ul><ul><ul><li>● Shared bandwidth </li></ul></ul><ul><ul><li>VAX Clusters / IBM ESCON / SSA </li></ul></ul><ul><ul><li>● Proprietary shared storage solutions </li></ul></ul><ul><ul><li>● Superceded by Open Systems FC </li></ul></ul>
  7. 7. Nishan Vision
  8. 8. Nishan Vision of SAN Evolution A dispersed SAN would be key for business continuance planning and backup, both of which gained importance after 9/11 -- Mark Taylor, Wells Fargo Main Data Center FC Servers FC SAN Data Center Boundary Expands via iSCSI <ul><ul><li>Services Required </li></ul></ul><ul><ul><li>Unified Management of mixed device types and mixed fabrics </li></ul></ul><ul><ul><li>Zoning </li></ul></ul><ul><ul><li>Authentication </li></ul></ul><ul><ul><li>Security </li></ul></ul><ul><ul><li>QoS </li></ul></ul><ul><ul><li>Bandwidth Management </li></ul></ul><ul><ul><li>Storage Resource Management </li></ul></ul>Remote Data Center FC SAN IP WAN Disaster Recovery IP-to-FC IP-to-FC FC-to-IP FC-to-IP <ul><ul><li>Departmental servers beyond FC reach </li></ul></ul><ul><ul><li>Promotes storage consolidation of servers </li></ul></ul>Departmental Servers- iSCSI NICs IP Campus/Metro Network FC-to-IP Regional Office- iSCSI NICs <ul><ul><li>Retail and Banking Applications </li></ul></ul><ul><ul><li>Primary application is remote backup </li></ul></ul><ul><ul><li>Cost Effective </li></ul></ul><ul><ul><ul><li>Converged HBA </li></ul></ul></ul><ul><ul><ul><li>Leverage existing low-speed links </li></ul></ul></ul>IP SAN
  9. 9. Main Data Center FC Servers Remote Data Center IP WAN Departmental Servers- iSCSI NICs IP Campus/Metro Network <ul><ul><li>Departmental servers beyond FC reach </li></ul></ul><ul><ul><li>Promotes storage consolidation of servers </li></ul></ul>Regional Office- iSCSI NICs <ul><ul><li>Retail and Banking Applications </li></ul></ul><ul><ul><li>Primary application is remote backup </li></ul></ul><ul><ul><li>Cost Effective </li></ul></ul><ul><ul><ul><li>Converged HBA </li></ul></ul></ul><ul><ul><ul><li>Leverage existing low-speed links </li></ul></ul></ul>Disaster Recovery Nishan Vision of SAN Evolution FC SAN Data Center Boundary Expands via iSCSI FC SAN IP SAN <ul><ul><li>Services Required </li></ul></ul><ul><ul><li>Unified Management of mixed device types and mixed fabrics </li></ul></ul><ul><ul><li>Zoning </li></ul></ul><ul><ul><li>Authentication </li></ul></ul><ul><ul><li>Security </li></ul></ul><ul><ul><li>QoS </li></ul></ul><ul><ul><li>Bandwidth Management </li></ul></ul><ul><ul><li>Storage Resource Management </li></ul></ul><ul><ul><li>iSNS </li></ul></ul><ul><ul><li>Multiprotocol Intelligent Fabric </li></ul></ul><ul><ul><li>SANvergence Manager </li></ul></ul>FC-to-IP FC-to-IP FC-to-IP FC-to-IP FC-to-IP FC Switch Multi-Protocol Open Standards-based
  10. 10. Why IP and Nishan? <ul><li>Distance Independence </li></ul><ul><ul><li>Allows TRUE Disaster Recovery </li></ul></ul><ul><ul><li>Distributed storage </li></ul></ul><ul><li>Scalability </li></ul><ul><ul><li>Globally distributed Enterprise SANs </li></ul></ul><ul><ul><li>Large Data Center SANs </li></ul></ul><ul><li>Interoperability </li></ul><ul><li>Performance </li></ul><ul><ul><li>Distance-independent wire-speed IP Storage solutions </li></ul></ul><ul><ul><li>Nishan enhancement – Fast Write, Compression, and Jumbo Frames </li></ul></ul><ul><li>Lower Total Cost of Ownership </li></ul><ul><ul><li>Leverage existing infrastructure </li></ul></ul><ul><ul><li>Investment protection by gradual migration to iSCSI and newer technologies </li></ul></ul><ul><li>Enhanced Functionality </li></ul><ul><ul><li>Security: IPSec encryption and authentication </li></ul></ul><ul><ul><li>Quality of service (QoS) </li></ul></ul><ul><ul><li>Advanced SAN management tools </li></ul></ul>
  11. 11. Why IP and Nishan Distance Independence
  12. 12. Infrastructure Alternatives for SAN Extension Campus Metro WAN Consolidation / Disaster Recovery / Mirroring <ul><li>Fiber-Channel Extension </li></ul><ul><ul><li>SONET/SDH, Dark Fiber, DWDM </li></ul></ul><ul><li>Tunneling (FC Encapsulation) </li></ul><ul><ul><li>FC-IP </li></ul></ul><ul><li>Native IP </li></ul><ul><ul><li>iFCP, iSCSI </li></ul></ul>Consolidation Remote Backup ? Main Data Center FC SAN FC SAN
  13. 13. Fibre Channel SAN Issues - Extensibility <ul><li>Fibre Channel Networks are designed for “intra data center” environments </li></ul><ul><ul><li>Not architected with distance or latency in mind </li></ul></ul><ul><ul><li>Enforce strict reliability and performance requirements </li></ul></ul><ul><ul><li>Homogeneous FC-2 Transport </li></ul></ul>Fibre Channel SAN island FC SAN FC SAN Native FC can not be transported over most service providers infrastructure. Wide area networks are based on IP or Ethernet and not FC , therefore, costly point-to-point Dark Fiber or DWDM is required to connect FC SAN . FC FC FC FC
  14. 14. FC-Extension over Dark Fiber or DWDM 0% 20% 40% 60% 80% 100% 0 50 100 150 200 250 300 350 400 % Link Utilization Fibre Length (Km) Metro WAN Buffer Credits of Single Port Remote Data Center <ul><li>Limited credits of FC switches causes a dramatic decrease in utilization > 30km </li></ul><ul><li>Can increase distance by robbing FC credits from other ports </li></ul><ul><li>Disadvantages: </li></ul><ul><ul><li>Lost switch port density </li></ul></ul><ul><ul><li>Doesn’t fix link-utilization problem (just delays it) </li></ul></ul><ul><ul><li>Still have FC scalability limits if connecting FC-switches (few as 8 switches in fabric) </li></ul></ul><ul><ul><li>Service not available in all regions </li></ul></ul><ul><li>Best positioned between limited FC Targets (2) that are relatively close, and where availability and tariffs not an issue </li></ul>Buffer Credits of Four Ports Primary Data Center
  15. 15. IP Storage Extends Beyond Fibre Channel’s Reach 120 100 80 60 40 20 10 20 30 40 50 0 Round Trip Latency, in Milliseconds Throughput, in Megabytes per Second Long Distance IP Storage Performance Results Nishan Systems Lab Testing with Delay Simulation Equipment: 3 NT Servers with FC HBAs, 24 Disk Drives * Fibre Channel performance based on theoretical best case, using fully loaded 2112 byte frames Fibre Channel Switches (64 Credits)* Fibre Channel Switches (16 Credits)* IP Storage Switches Extend Fibre Channel’s Reach to Greater Distances and Latencies IP Storage Read and Write Operations Fibre Channel Switches can be Used in Low Latency Environments, such as Corporate Data Centers      
  16. 16. Promontory Project: Coast-to-Coast IP Storage IP Storage Traffic <ul><li>Provides a High-Performance, Distance-Insensitive architecture (SAN/MAN/WAN) </li></ul><ul><ul><li>Enables high-speed, cost-effective backup operations, using standard high-speed data networks </li></ul></ul><ul><ul><li>Geographically distant replication sites – TRUE disaster recovery </li></ul></ul><ul><ul><li>Distributed Storage </li></ul></ul>iSCSI and FC 10Gbps 80 ms round-trip latency FC FC iSCSI iSCSI FC FC IP SAN FC FC iSCSI iSCSI FC FC IP SAN
  17. 17. Promontory Topology and Performance
  18. 18. Why IP and Nishan – Scalability
  19. 19. “ Gluing” Together Multi-vendor FC Fabrics FC FC <ul><li>FC switch interoperability issues may limit connectivity </li></ul><ul><li>No Point-to-Multipoint connectivity </li></ul><ul><li>Multi-vendor interoperability </li></ul><ul><li>Any-to-Any connectivity </li></ul><ul><li>Lower price per port </li></ul>FCIP: Each storage fabric limited to a few switches iFCP: No limit to the size and scale of the storage network FC FC FC FC FC FC FC FC FC FC Cisco Foundry Nishan Avici Juniper Netgear 3Com Nortel Extreme Riverstone FC FC FC FC FC FC FC FC FC FC FC FC FC FC FC FC FC FC FC FC McData McData McData Brocade Brocade Brocade McData Brocade
  20. 20. Why IP and Nishan – Interoperability
  21. 21. Multi-vendor Interoperability <ul><li>Interoperability is a pre-requisite in the IP World </li></ul><ul><li>Nishan is a prominent participant in several Interoperability forums </li></ul><ul><ul><li>UNH iSCSI Consortium & Plugfests </li></ul></ul><ul><ul><li>SNW Interoperability Showcases </li></ul></ul><ul><ul><li>N+I IP Storage InteropNet </li></ul></ul><ul><ul><li>Vendor-to-vendor testing efforts </li></ul></ul><ul><li>Partner Certifications </li></ul><ul><ul><li>Hitachi Data Systems </li></ul></ul><ul><ul><li>Xiotech </li></ul></ul>
  22. 22. Imation Labs Interoperability Verification Tape Libraries CLARiiON 4500 HP xp512 HDS 7700e Freedom IBM ESS “Shark” EMC Symmetrix StorageTek 9176 Compaq StorageWorks RA8000 XIOtech Magnitude LSI 4400 StorageTek L180 ADIC Scalar 1000 StorageTek 9710 Disk Arrays Servers Sun E450 HP N-Class IBM RS/6000 H70 Compaq 6400 Operating Systems Solaris HP-UX IBM RS/6000 AIX Windows NT4 Windows 2000 NetWare 5.1 Red Hat Linux Host Bus Adapters JNI QLogic Emulex Agilent Nishan partners also have done extensive interoperability testing on these and other products
  23. 23. Why IP and Nishan – Performance
  24. 24. Wire-speed iSCSI Performance iSCSI / Gigabit Ethernet Fibre Channel Server With High-Perf. iSCSI HBA Storage Subsystem IPS3300 219+ MBps port throughput Low CPU Utilization FC RAID
  25. 25. SCSI Write Transaction Delay 4 x RTT FCP_XFR_RDY-1K FCP_CMD_WRT_16MB FCP_ DATA_OUT-1K FCP_ XFR_RDY-512K FCP_ DATA_OUT-512K FCP_XFR_RDY-512K FCP_DATA_OUT-512K FCP_RSP FCP_XFR_RDY-1K FCP_CMD_WRT_16MB FCP_DATA_OUT-1K FCP_XFR_RDY-512K FCP_DATA_OUT-512K FCP_XFR_RDY-512K FCP_DATA_OUT-512K FCP_RSP FCP_CMD_WRT_16MB FCP_DATA_OUT-1K FCP_DATA_OUT-512K FCP_DATA_OUT-512K FCP_XFR_RDY-1K FCP_XFR_RDY-512K FCP_XFR_RDY-512K FCP_RSP Initiator Near-End Nishan Far-End Nishan Target DS3 45 Mbps FC 1G FC 1G Write Time Aggregation
  26. 26. SCSI Write Transaction with Fast Write FCP_CMD_WRT_16MB FCP_DATA_OUT Far-End Nishan Initiator Target FCP_RSP Near-End Nishan Delay 2 x RTT Minimal local delay FCP_CMD_WRT_ 16MB FCP_XFR_RDY-16MB FCP_DATA_OUT-16MB FCP_CMD_WRT_16MB FCP_XFR_RDY-1KB FCP_DATA_OUT-1K FCP_XFR_RDY-512KB FCP_DATA_OUT-512K FCP_XFR_RDY-512KB FCP_DATA_OUT-512K DS3 45Mbps FC 1G FC 1G FCP_RSP FCP_RSP Compression 96 MB of buffer space per Port Fast Write can not be done without tracking each FC session’s state
  27. 27. Compression & Jumbo Frames <ul><li>Compression </li></ul><ul><ul><li>Up to 11:1 Compression Ratios </li></ul></ul><ul><ul><li>Standard Compression algorithms with extensions </li></ul></ul><ul><ul><li>“ Smart” Compression - compresses just enough to match egress data rate to port speed </li></ul></ul><ul><ul><li>Both ends of a connection NEED NOT turn on compression to realize gains </li></ul></ul><ul><li>Jumbo Frames </li></ul><ul><ul><li>Support for maximum size FC frames - payloads up to 2048 bytes </li></ul></ul><ul><ul><li>Jumbo frame support should be end-to-end in the network </li></ul></ul><ul><ul><li>The IPS switches can handle incoming jumbo frames even if the support is not turned on. </li></ul></ul><ul><ul><li>Better overall throughput </li></ul></ul><ul><ul><ul><li>Reduced header overhead </li></ul></ul></ul><ul><ul><ul><li>Higher traffic rates = higher gains </li></ul></ul></ul><ul><ul><ul><li>Compression works better due to bigger sized payload </li></ul></ul></ul>
  28. 28. Why IP and Nishan – Lower Total Cost of Ownership
  29. 29. Nishan can Leverage existing Fibre Channel devices IP Network Leverage existing investment in Fibre Channel storage devices Build on well-understood IP networking technology with existing staff and support FC Hosts FC Targets Leverage IP’s QoS and security features
  30. 30. FC SAN Extension with IP Storage Switches (E-Port) Servers Fibre Channel Gigabit Ethernet Servers Multiprotocol IP Storage Switch Multiprotocol IP Storage Switch Fibre Channel Switch Fibre Channel Switch <ul><li>Existing Fibre Channel Extends Easily to IP </li></ul><ul><ul><li>Use standard E_Port connections on FC switches </li></ul></ul>E_Port Fibre Channel E_Port Compatibility E_Port OSPF IP Network FC RAID FC RAID FC FC
  31. 31. Nishan can Transition from Fibre Channel to iSCSI FC RAID Nishan IP Storage Switch IP Network IP/GE IP/GE Fibre Channel IP / Gigabit Ethernet and iSCSI iSCSI Server FC Server FC FC Built-in iSCSI support Heterogeneous iSCSI and Fibre Channel Access FC RAID FC Server FC Server
  32. 32. Why IP and Nishan – Enhanced Functionality
  33. 33. Security of Storage Data Cisco CheckPoint CipherOptics SonicWall NetScreen RapidStream Secured Data Transport IPSec / Firewall IPSec / Firewall <ul><ul><li>Standard IPSec encryption </li></ul></ul><ul><ul><li>Highly secure 3DES encryption </li></ul></ul><ul><ul><li>Off-the-shelf equipment </li></ul></ul><ul><ul><li>MAN or WAN application </li></ul></ul><ul><ul><li>Unlimited distance </li></ul></ul><ul><ul><li>Protects against traffic intrusion / snooping on critical applications (financial, government, etc.) </li></ul></ul><ul><ul><li>Additional service-revenues based on secure transport (SSP) </li></ul></ul>Design Features Benefits Authentication and Data Encryption for Storage IP Network FC
  34. 34. Enterprise SAN Deployments with QoS FC RAID FC Director Mission-Critical VLANs/Zones prioritize mission-critical data over other data flows UNIX or NT Servers Tape Library FC Servers FC Servers Fibre Channel SCSI IP (iSCSI, NAS)
  35. 35. Management Scheme – Scenario 1 IPS Fabric WWN-A WWN-B Zone1 Zone2 WWN-C FC Island 1 FC Island 2 Active ZoneSet = ConfigA WWN-4 WWN-5 ZoneA ConfigA WWN-6 ZoneC ConfigB Active ZoneSet = Includes all Zones WWN-1 Alias A ZoneA WWN-2 Domain 07, Port 5 ZoneB ConfigA WWN-2 ZoneC ConfigB Alias A = WWN3 Active ZoneSet = ConfigA FC Vendor Mgmt App FC Vendor Mgmt App SANvergence Manager Read-only SoIP Zones Read-only SoIP Zones FC Switch FC Switch FC Switch FC Switch WWN-A WWN-B SoIP_Zone1 SoIP_Zone2 WWN-C WWN-A WWN-B SoIP_Zone1 SoIP_Zone2 WWN-C
  36. 36. Management Scheme – Scenario 2 IPS Fabric WWN-A WWN-B Zone1 Zone2 WWN-C FC Island 1 FC Island 2 Active ZoneSet = ConfigA WWN-4 WWN-5 ZoneA ConfigA WWN-6 ZoneC ConfigB Active ZoneSet = Includes all Zones WWN-1 Alias A ZoneA WWN-2 Domain 07, Port 5 ZoneB ConfigA WWN-2 ZoneC ConfigB Alias A = WWN3 Active ZoneSet = ConfigA <ul><li>pwwn01 is the lower 3 bytes of the Principal E_Port’s WWN for SAN Island 1 </li></ul><ul><li>pwwn02 is the lower 3 bytes of the Principal E_Port’s WWN for SAN Island 2 </li></ul>FC Switch FC Switch FC Switch FC Switch WWN-A WWN-B SoIP_Zone1 SoIP_Zone2 WWN-C SoIP_ZoneSet WWN-1 WWN-3 SoIP_FCSWpwwn01_ZoneA WWN-2 SoIP_FCSWpwwn01_ZoneB WWN-4 WWN-5 SoIP_FCSWpwwn02_ZoneA WWN-A WWN-B SoIP_Zone1 SoIP_Zone2 WWN-C SoIP_ZoneSet WWN-1 WWN-3 SoIP_FCSWpwwn01_ZoneA WWN-2 SoIP_FCSWpwwn01_ZoneB WWN-4 WWN-5 SoIP_FCSWpwwn02_ZoneA WWN-1 WWN-3 FCSWpwwn01_ZoneA WWN-2 FCSWpwwn01_ZoneB WWN-4 WWN-5 FCSWpwwn02_ZoneA SANvergence Manager
  37. 37. Storage over IP Applications
  38. 38. Storage Over IP Applications <ul><li>Disaster Recovery/Remote Disk Replication </li></ul><ul><ul><li>EMC, HDS, Xiotech, Compaq </li></ul></ul><ul><li>Data Centers </li></ul><ul><ul><li>Converged </li></ul></ul><ul><ul><li>Distributed </li></ul></ul><ul><li>IP SAN Extension </li></ul><ul><ul><li>Joining SAN islands </li></ul></ul><ul><li>Service Provider Solution </li></ul><ul><ul><li>Managed Storage Hosting Services </li></ul></ul><ul><li>iSCSI integration </li></ul><ul><ul><li>Storage Consolidation of “Diskless” Server </li></ul></ul><ul><ul><li>Remote Mirroring with iSCSI </li></ul></ul><ul><ul><li>Remote Backup with iSCSI </li></ul></ul>
  39. 39. Disaster Recovery/Remote Disk Replication Main Data Center Remote Data Center FC Servers FC Servers <ul><li>Disk-to-Disk Replication over distance </li></ul><ul><ul><li>EMC Symmetrix Remote Data Facilities (SRDF) - Symmetrix </li></ul></ul><ul><ul><li>HDS TrueCopy and TrueCopy 390 - Lighting 9900V Series </li></ul></ul><ul><ul><li>XIOtech REDI SAN Links - Magnitude </li></ul></ul><ul><ul><li>Compaq Data Replication Manager </li></ul></ul>IP Network HDS/EMC HDS/EMC Nishan switches attached directly to storage devices FC Switch FC Switch FC Switch FC Switch
  40. 40. FC Disks FC / iSCSI Servers Converged Data Center Main Data Center Remote Data Center <ul><li>“ SAN and WAN in a Box” </li></ul><ul><ul><li>Combines Fabric Switching and SAN Extension platform into a single platform for Remote Data Centers </li></ul></ul><ul><ul><li>Very cost effective: No need to two sets of platforms </li></ul></ul><ul><li>Leverages Customer IP expertise </li></ul>“ SAN and WAN in a Box” Disk FC Servers Brocade Brocade Disk Disk IP Network
  41. 41. Distributed Data Center Data Center Boundary Expands via iSCSI Main Data Center iFCP/iSCSI Attached Departmental Servers iFCP/iSCSI Attached Regional Office <ul><li>Connect Departmental or Regional Servers Beyond FC Reach over IP Network </li></ul><ul><li>Cost Effective Backup, Storage Consolidation </li></ul><ul><ul><li>No need for any tunnel-termination at both ends; Converged LAN/iSCSI HBAs </li></ul></ul><ul><li>IBM Certification </li></ul><ul><ul><li>iSCSI connectivity to Shark, FAStT; Includes VERITAS, Tivoli, Legato </li></ul></ul>FC Servers Brocade Disk Disk Brocade IP MAN/WAN Local IP, Campus
  42. 42. SAN Extension via E_Port <ul><li>Storage Consolidation (converged zoning) </li></ul>Main Data Center Remote Data Center FC Servers FC Disk / Tape Brocade Brocade FC Disk FC Servers Brocade Brocade Nishan switches attach directly to Storage FC Disk Nishan switches attach to FC Switches via E_Port FC Disk Brocade Brocade Brocade Brocade FC Servers FC Servers IP Network
  43. 43. Multi-Point SAN Extension Nishan IP Storage Switch FC IP/GigE Fibre Channel IP / Gigabit Ethernet Data Center SAN Data Center SAN IP Network IP IP FC Server FC Server
  44. 44. Subscriber “B” CPE Fibre Channel Servers and Storage Subscriber “A” CPE Fibre Channel or iSCSI Servers, Storage, Switches To Other Subscribers SP-Managed Backup Fibre Channel SAN Storage Services Revenue Plus Transport Revenue Gigabit Ethernet / iFCP / iSCSI Fibre Channel Switches can be COE or CPE Metro Ring Subscriber VLANs Service Provider - Managed Storage Hosting Services Service Provider POP IPSec or IP Firewall IPSec or IP Firewall Service Provider POP Service Provider NOC 3000 3000 3000 3000
  45. 45. Storage Consolidation of “Diskless” Servers Solution: For cost-sensitive customers who have not yet storage-networked their diskless servers, implement an IP Storage Network with Nishan IP Storage switches for direct access to centralized data storage High Availability IP Storage Fabric <ul><li>Benefits: </li></ul><ul><li>Familiar IP and Ethernet management tools for IP network and IP Storage switches </li></ul><ul><li>Lower TCO on hardware components for end users , esp Fibre Channel HBAs </li></ul><ul><li>Migration path to new IP Storage deployments </li></ul><ul><li>Robust IP security and encryption tools protect mission critical data </li></ul>Central Data Center Campus Site iSCSI Hosts MAN Site iSCSI Hosts Remote Site - 1000 miles iSCSI Hosts Fibre Channel Storage
  46. 46. IP Storage Remote Mirroring Configuration with iSCSI Solution: For customers that can’t implement TrueCopy, implement an IP Storage Network with Nishan IP Storage switches for direct access to remote disk devices Volume Manager/ Replicator High Availability IP Storage Fabric IP or FC Hosts <ul><li>Benefits: </li></ul><ul><li>Zero investment in FC fabrics </li></ul><ul><li>Native IP extension for Volume Management across any IP network </li></ul><ul><li>Familiar IP and Ethernet management tools for IP network and IP Storage switches </li></ul><ul><li>Lower TCO on hardware components for end users </li></ul><ul><li>Robust IP security and encryption tools protect mission critical data </li></ul>Central Data Center Remote Data Center Fibre Channel Storage Fibre Channel Storage
  47. 47. IP Storage Remote Backup Configuration with iSCSI Solution: For green-field deployments, implement an IP Storage Network with Nishan IP Storage switches for direct access to remote tape devices NetBackup High Availability IP Storage Fabric iSCSI Hosts <ul><li>Benefits: </li></ul><ul><li>Native IP extension for NetBackup across any IP network </li></ul><ul><li>Familiar IP and Ethernet management tools for IP network and IP Storage switches </li></ul><ul><li>Lower TCO on hardware components for end users </li></ul><ul><li>Migration path to new IP Storage deployments </li></ul><ul><li>Robust IP security and encryption tools protect mission critical data </li></ul>FC Tape Central Data Center Remote Data Center Fibre Channel Storage
  48. 48. Nishan Customer Profiles
  49. 49. Carlson Companies - World’s Largest IP SAN www.carlson.com <ul><li>Carlson Companies implemented a distributed IP SAN in order to: </li></ul><ul><ul><li>Storage network 10 TB of disk for a data warehouse </li></ul></ul><ul><ul><li>Support multi-customer storage service level agreements via </li></ul></ul><ul><ul><li>flexible bandwidth management </li></ul></ul><ul><ul><li>Efficiently access remote site for disaster recovery </li></ul></ul><ul><ul><li>Implement centralized backup to the central data center </li></ul></ul><ul><ul><li>Integrate new native IP devices like iSCSI HBAs </li></ul></ul>“ By moving storage data to our IP network, we can meet both our data center and wide-area storage requirements and seamlessly integrate new storage technologies such as iSCSI.” Steve Brown, Carlson CIO / Sr. VP
  50. 50. Carlson Companies
  51. 51. Wells Fargo – ICS Customer <ul><li>Des Moines Data Centers </li></ul><ul><li>Project involved </li></ul><ul><ul><li>Data migration from an EMC Symmetrix to a Lightning 9960 via VERITAS software locally </li></ul></ul><ul><ul><li>Then Hitachi TrueCopy via a Nishan switch to a remote Lightning 9960 </li></ul></ul><ul><ul><li>During test, link was broken and re-established – pairs re-synched </li></ul></ul><ul><li>Results </li></ul><ul><ul><li>Exchange server data was migrated </li></ul></ul><ul><ul><li>Server was relocated to target location </li></ul></ul><ul><ul><li>Data was verified and server activated </li></ul></ul>9960 Exchange Server Windows NT 4 Lightning 9960 Remote GE FC Lightning 9960 Primary IP Network GE FC FC 3000 3000
  52. 52. Another Financial Institution <ul><li>Un-announced reference site </li></ul><ul><ul><li>6TB in NYC, 5TB in Delaware, T3 link </li></ul></ul><ul><ul><li>DR initiative </li></ul></ul><ul><ul><li>Bi-directional replication with Hitachi TrueCopy </li></ul></ul><ul><ul><li>Solaris & Windows NT servers, Exchange, Sybase, NFS </li></ul></ul><ul><ul><li>Brocade SilkWorm 2800 fabric switch and Nishan IPS 3300 border switch </li></ul></ul><ul><li>Performance </li></ul><ul><ul><li>60ms of latency on Nishan IPS 3300 @ 10Mb </li></ul></ul><ul><ul><li>80% of link used, 800Kb/sec </li></ul></ul><ul><ul><li>Moving to GigE, 8.5GB/min </li></ul></ul><ul><ul><li>33 min to copy 280GB </li></ul></ul>
  53. 53. Nishan Products
  54. 54. <ul><li>Wire-speed Performance </li></ul><ul><ul><li>Full gigabit bandwidth </li></ul></ul><ul><ul><li>Sustained bandwidth utilization over enormous distances </li></ul></ul><ul><ul><li>Wire-speed protocol conversion FC / iFCP / iSCSI </li></ul></ul><ul><ul><li>Flow Control </li></ul></ul><ul><li>Multiprotocol Support </li></ul><ul><ul><li>Compatibility with existing FC devices and switches </li></ul></ul><ul><ul><li>FC, iSCSI, iFCP, iSNS, OSPF, STP… </li></ul></ul><ul><ul><li>Provide smooth transition path to IP SAN </li></ul></ul><ul><li>Advanced Management </li></ul><ul><ul><li>Embedded SNS server for FC </li></ul></ul><ul><ul><li>Zoning utility for device assignment </li></ul></ul>IP Storage Switch Design Criteria Performance equal to or better than FC Standards-compliant; Interoperable Ease of Use
  55. 55. Nishan Multiprotocol Storage Product Family 16 Configurable MultiService Interfaces™ IPS 4000 Series Configuration, Management SANvergence Management Software FC FC IPS FC IPS IPS <ul><li>Device Management </li></ul><ul><li>Zoning </li></ul>IPS 3000 Series FC FC IPS FC IPS IPS End Systems (Storage and Servers) Backbone (IP Storage Network) Fibre Channel Fibre Channel iSCSI iSCSI InfiniBand Gigabit Ethernet Gigabit Ethernet IP Storage Switches Switch Functionality 8 Configurable MultiService Interfaces™
  56. 56. IPS 4000 Series <ul><li>IP Storage protocols </li></ul><ul><li>16 ports, 1 RU </li></ul><ul><li>IPS4300 has 4 ports with wire speed TCP for iSCSI and iFCP </li></ul><ul><li>Small Form Pluggable interfaces </li></ul><ul><li>E_Port and auto-sensing F/FL/N ports </li></ul><ul><li>FastWrite & Compression on TCP Ports </li></ul>Features <ul><li>FC switch, fully interoperable </li></ul><ul><li>(i.e. no change to existing FC infrastructure) </li></ul><ul><li>Connects FC devices (RAID, JBOD, Tape) to IP networks at Gbps wire-speed </li></ul><ul><li>Connects FC devices to iSCSI devices </li></ul><ul><li>IP switching and routing (QoS, OSPF, etc) </li></ul>IPS 4000 Series Switch FC FC IPS FC IPS IPS
  57. 57. IPS 3000 Series <ul><li>IP Storage protocols </li></ul><ul><li>8 ports, 2 RU </li></ul><ul><li>IPS3300 has 2 Ports with wire speed TCP termination for iSCSI and iFCP </li></ul><ul><li>SC connectors (SX, LX, ZX GBIC) </li></ul><ul><li>E_Port and auto-sensing F/FL/N ports </li></ul><ul><li>FastWrite & Compression on TCP Ports </li></ul>Features <ul><li>FC switch, fully interoperable (i.e. no change to existing FC infrastructure) </li></ul><ul><li>Connects FC devices (RAID, JBOD, Tape) to IP networks at Gbps wire-speed </li></ul><ul><li>Connects FC devices to iSCSI devices </li></ul><ul><li>IP switching and routing (QoS, OSPF, etc) </li></ul>IPS 3000 Series Switch FC FC IPS FC IPS IPS
  58. 58. Element Manager iSCSI and/or iFCP (SAN Interconnect Ports) FC End Device Port FC ISL Ports <ul><li>Management GUI viewed via a browser </li></ul><ul><li>All ports are Dual-Personality FC or GE </li></ul>Data Center GE ISL Ports
  59. 59. SANvergence Manager <ul><li>Manage mixed environments of Fibre Channel, Gigabit Ethernet (iSCSI) and SCSI storage </li></ul><ul><li>Standards based - SNMP compliant </li></ul><ul><li>Multi-platform support </li></ul><ul><li>Enterprise system management integration: CA Unicenter TNG, HP OpenView, Tivoli NetView </li></ul>SANvergence Manager <ul><li>Web based management </li></ul><ul><li>Device and network-wide scope </li></ul><ul><li>Auto-discovery of IP Storage switches and gateways </li></ul><ul><li>Secure in-band and out-of-band management </li></ul>Features
  60. 60. Comparison between Nishan and Cisco Products
  61. 61. Basic Product Comparison YES NO NO Support iFCP Redundant Single Single Power Supply F/FL/E/Auto F_Port N_Port FC Port Type Yes (multiple) No Yes (single) FC Switch connectivity Up to 12 8 1 FC Int. 4 to 16 2 1 GigE Int. Nishan 4300 Cisco 5428 Cisco 5420
  62. 62. IP SAN Reference Material
  63. 63. IP Storage Reference sites <ul><li>IEFT IP Storage Group </li></ul><ul><ul><li>http://www.ietf.org/html.charters/ips-charter.html </li></ul></ul><ul><li>Julian Stratan’s IPS Archive </li></ul><ul><ul><li>http://www.haifa.il.ibm.com/satran/ips/ </li></ul></ul>
  64. 64. Book on IP SANs <ul><li>Partnering for Enterprise-class Storage Solutions </li></ul><ul><li>Committed to Open Systems / Customer Choice </li></ul><ul><li>First transcontinental IP SAN </li></ul><ul><li>First wire-speed iSCSI demonstration </li></ul><ul><li>SAN extension for disaster recovery, remote vaulting/mirroring </li></ul><ul><li>Proven interoperability </li></ul><ul><li>Migration path for heterogeneous FC and IP SAN </li></ul><ul><li>Best of breed high availability storage and IP storage networking </li></ul><ul><li>ISBN 0-201-75277-8 </li></ul>Designing Storage area Networks A practical Reference for Implementing Fibre Channel SANs by: TOM CLARK
  65. 65. Questions and Answers
  66. 66. Thank you

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