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Andreas Muller
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High availability software improved resilience of our XP7 environment.
TK955AD
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HPE XP7 High Availability Software 1TB 251-500TB LTU
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TK955AD
- Description:
- HPE XP7 High Availability Software 1TB 251-500TB LTU
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TK955AD Overview
TK955AD-HPE XP7 High Availability Software 1TB 251-500TB LTU is a robust high availability software solution engineered to ensure continuous system uptime for enterprise environments. It is categorized as a software license under the "Other" software category and comes with a perpetual, lifetime license, designed primarily for mission-critical IT management and enterprise deployments. This product is delivered as a digital key and validated through an online activation process.
Designed for cross-platform compatibility, including Windows and Linux environments, this high availability solution addresses the demanding use cases of enterprises requiring reliable failover and disaster recovery tools. Its features, including online activation, comprehensive support, and a downloadable software format, provide IT professionals with the dependable performance needed for high-stakes operational continuity.
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TK955AD Specifications
- Product Type
- Software License
- Software Category
- Other
- License Type
- Perpetual
- License Duration
- Lifetime
- Use Case
- Enterprise
- User Count
- N/A
- Device Count
- N/A
- Platform Compatibility
- Cross-Platform
- Delivery Method
- Digital Key
- Activation Type
- Online Activation
- Language Support
- English
- Bit Version
- 64-bit
- Cloud Integration
- N/A
- Software Format
- Downloadable
- Support Included
- Yes
- Product Name
- TK955AD-HPE XP7 High Availability Software 1TB 251-500TB LTU
- License Key Included
- Yes
- ESD (Electronic Software Delivery)
- Yes
- Renewable
- No
- Compliance Certifications
- N/A
- Product Region
- Global
TK955AD Use Case
24/7 Zero-Data-Loss Replication for Global Financial Trading Systems
A multinational investment bank deploys TK955AD-HPE XP7 High Availability Software 1TB 251-500TB LTU to synchronously replicate critical trading databases across two geographically separated data centers. This configuration delivers RPO=0 and sub-60-second RTO, ensuring uninterrupted trade execution and full compliance with financial regulations. Benefit: Continuous trading operations with guaranteed data integrity and rapid, automated failover.
Non-Disruptive Maintenance for Healthcare Electronic Medical Records
A large hospital network implements TK955AD-HPE XP7 High Availability Software 1TB 251-500TB LTU to build an active-active storage cluster for its Electronic Health Record (EHR) system. Routine firmware updates and hardware refreshes occur without downtime, maintaining 99.999% availability of patient data and adherence to HIPAA standards. Benefit: Uninterrupted patient care delivery and secure, compliant data access.
Scalable E-Commerce Platform Continuity During Peak Seasons
A global online retailer expands its HPE XP7 storage beyond 250 TB and integrates TK955AD-HPE XP7 High Availability Software 1TB 251-500TB LTU to enable seamless failover and load balancing during Black Friday and holiday traffic surges. Automated high-availability orchestration prevents service interruptions, preserving site performance under extreme load. Benefit: Maximized sales conversions and customer satisfaction through resilient, always-on commerce infrastructure.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| TK955AD |  TK937A |  TK985AD |  TK911AD |  TK965AC | |
|---|---|---|---|---|---|
| Product Type | Software License | Software License | Software License | Software License | Software License |
| Software Category | Other | Network Management | Network Management | Backup | Network Management |
| License Type | Perpetual | Volume | Volume | Volume | Perpetual |
| License Duration | Lifetime | Lifetime | Lifetime | Lifetime | Lifetime |
| Use Case | Enterprise | Enterprise | Enterprise | Enterprise | Enterprise |
| User Count | N/A | Unlimited | 100+ Users | N/A | N/A |
| Device Count | N/A | Unlimited | Unlimited | N/A | N/A |
| Platform Compatibility | Cross-Platform | Cross-Platform | Cross-Platform | Cross-Platform | Cross-Platform |
| Delivery Method | Digital Key | Digital Key | Digital Key | Digital Key | Digital Key |
| Activation Type | Online Activation | Online Activation | Online Activation | Online Activation | Online Activation |
| Language Support | English | English | English | English | English |
| Bit Version | 64-bit | 64-bit | 64-bit | 64-bit | 64-bit |
| Cloud Integration | N/A | N/A | N/A | N/A | N/A |
| Software Format | Downloadable | Downloadable | Downloadable | Downloadable | Downloadable |
| Support Included | Yes | Yes | Yes | Vendor Support Required | Vendor Support Required |
| Product Name | TK955AD-HPE XP7 High Availability Software 1TB 251-500TB LTU | TK937A-HPE XP7 High Performance FICON (R) Connectivity Software LTU | TK985AD-HPE XP7 Tiered Storage Manager Software 1TB 251-500TB LTU | TK911AD-HPE XP7 Continuous Access Suite 1TB 251-500TB LTU | TK965AC-HPE XP7 Three Data Center High Availability Suite 1TB 101-250TB LTU |
| License Key Included | Yes | Yes | Yes | Yes | Yes |
| ESD (Electronic Software Delivery) | Yes | Yes | Yes | Yes | Yes |
| Renewable | No | No | N/A | No | No |
| Compliance Certifications | N/A | N/A | N/A | N/A | N/A |
| Product Region | Global | Global | Global | Global | Global |
Reviews & Ratings
R
Roberto Conti
5
Provided seamless failover and peace of mind.
H
Helen Moore
4
Enterprise grade software with proven stability.
J
Jari Salonen
5
Works well in production storage setups.
V
Victor Ramos
5
A must have for mission critical storage.
Questions & Answers
What is the HPE XP7 High Availability Software 1TB 251–500TB LTU (SKU: TK955AD)?
The HPE XP7 High Availability Software 1TB 251–500TB LTU (SKU: TK955AD) is a perpetual license enabling synchronous active–active replication on HPE XP7 storage systems for 251–500 TB of protected capacity.
Which HPE XP7 models are compatible with this software license?
This LTU is compatible with all HPE XP7 arrays that support the High Availability feature, including XP7 240, XP7 480, and XP7 840 configurations.
What capacity range does the 1TB 251–500TB LTU cover?
The license covers up to 500 TB of usable capacity in 1 TB increments for high‐availability replication between two XP7 sites.
Is the TK955AD license perpetual or time‐based?
The TK955AD license is a perpetual License To Use (LTU) and does not require annual renewal for the software functionality.
What high‐availability features does this software enable?
It enables synchronous active-active replication, automated failover, and transparent failback for continuous data availability and zero RPO.
Does the software require additional hardware components?
No additional hardware is required if your XP7 array already has the base replication adapters installed and sufficient cache resources.
Can I use this license for asynchronous replication?
No, TK955AD only supports synchronous high-availability replication; for asynchronous replication, consider the HPE XP7 Remote Copy Software license.
What is the maximum distance supported for synchronous replication?
Synchronous replication is supported up to 100 km (62 miles) under optimal network conditions as defined by HPE XP7 guidelines.
How do I activate the HPE XP7 High Availability license?
Submit the license entitlement to HPE using the activation ID provided with your purchase; HPE will generate the entitlement file for system upload.
Can this software license support multi‐site active–active configurations?
Yes, it supports dual‐site active–active configurations for two XP7 arrays, ensuring continuous data access across both locations.
Are there any prerequisites for installing TK955AD?
Ensure both XP7 arrays run a supported firmware version, have replication adapters installed, and meet HPE’s networking requirements.
Is professional installation or consulting required?
While none is strictly required, HPE recommends using certified services to validate configuration, network design, and failover procedures.
How does this software improve data availability?
By enabling real-time synchronous replication and automated failover, it guarantees zero data loss and seamless application continuity during outages.
Can I upgrade from a smaller capacity high‐availability license?
Yes, you can upgrade by purchasing an additional LTU to raise the capacity tier from your existing license to the 251–500 TB level.
How do I purchase or renew support for this license?
Order directly from HPE or an authorized partner; support renewals are managed via HPE’s Care Pack contracts, not the LTU itself.
What is the typical delivery lead time for SKU TK955AD?
Delivery is typically electronic and immediate upon order confirmation, with entitlement documentation provided within 24 hours.