ScreenOS 4.0
NetScreen ScreenOS 4.0
The Juniper ScreenOS 4.0 reached end of service life on Oct 31, 2006 — Juniper no longer ships security patches or fixes for it. Our third-party support keeps it safe to run: 24/7 engineers manage issues, remediate vulnerabilities, and help you maintain compliance.
Juniper NetScreen ScreenOS 4.0 - third party support available. Sourced from web archive.
24/7 engineers own your ScreenOS 4.0 incidents end to end.
Mitigation and patch-around guidance when the vendor no longer ships fixes.
Controls evidence and documentation that keep auditors satisfied.
Lifecycle Dates
- End of Sale
- Apr 15, 2005
- End of Service Life
- Oct 31, 2006
OEM vs. 3rd Party Support
See how third-party support compares to the vendor contract for ScreenOS 4.0 — monitoring, break/fix, vulnerability work, operations and compliance, before and after EOSL.
| Feature | OEM Support | 3rd Party Support |
|---|---|---|
| Post-EOSL Support | ||
| Break/Fix Support | Until EOSL | |
| 24/7 Monitoring | ||
| Vulnerability Scanning & Remediation | ||
| Managed Operations | ||
| Procedure & Configuration Review | ||
| Compliance & Audit Documentation | Limited | |
| Discounted Migration to Other Platforms |
Why Choose 3rd Party Support for ScreenOS 4.0?
Vulnerability Remediation
Scanning, mitigation and patch-around guidance for ScreenOS 4.0 when the vendor no longer ships fixes.
Compliance Maintenance
Procedure review, controls evidence and the documentation auditors ask for — maintained continuously, not scrambled at audit time.
24/7 Expert Support
Engineers who know this release monitor, manage and fix issues around the clock — break/fix to managed operations.
ScreenOS 4.0 Support: Frequently Asked Questions
Is the Juniper ScreenOS 4.0 still supported?
Juniper ended support for the ScreenOS 4.0 on Oct 31, 2006 — no more patches or fixes from the vendor. Third-party support keeps it covered: our engineers manage issues, remediate vulnerabilities, and help you maintain compliance for as long as you run it.
When is the Juniper ScreenOS 4.0 end of service life (EOSL) date?
Juniper lists the end of service life for the ScreenOS 4.0 as Oct 31, 2006. End of sale was Apr 15, 2005.
Can I keep using the ScreenOS 4.0 after its EOSL date?
Yes. EOSL means Juniper stops issuing patches and support — the software itself keeps running. Third-party support covers it from there: issue management, security vulnerability remediation, and the compliance documentation auditors ask for, for as long as you choose to run it.
How much does third-party support for the ScreenOS 4.0 cost?
Typically 40-70% below the OEM maintenance renewal price. Exact pricing depends on quantity, service level and location — request a quote and we respond within 24 hours.
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