Introduction to guestshell.10.4.1.F.ova
This preconfigured Linux container environment enables secure application hosting on Cisco Catalyst 9000 and ISR 4000 Series platforms running IOS XE 17.3+. Designed for network function virtualization, Guest Shell 10.4(1)F provides an isolated execution space for Python scripts, monitoring tools, and custom automation workflows while maintaining strict resource controls.
The 10.4(1)F release introduces enhanced API integration with Cisco DNA Center and improved container lifecycle management. Compatible devices include Catalyst 9300/9500 switches and ISR 4451-X routers requiring network service containerization capabilities.
Key Features and Improvements
- Security Enhancements
- FIPS 140-3 compliant cryptographic libraries
- Resource quotas preventing 90%+ memory consumption
- Management Upgrades
- DNA Center telemetry streaming API v2.6 support
- Automated log rotation with 14-day retention
- Development Tools
- Preinstalled Python 3.9 with Netmiko 4.1.1
- Enhanced YANG model validation engine
- Performance Optimization
- 40% faster container initialization
- CPU core pinning for real-time analytics
Compatibility and Requirements
| Platform | Minimum IOS XE Version | Required Resources |
|---|---|---|
| Catalyst 9300 Series | 17.3(2) | 2GB RAM / 4GB SSD |
| Catalyst 9500 Series | 17.5(1) | 4GB RAM / 8GB SSD |
| ISR 4451-X | 17.6(3) | 8GB RAM / 16GB SSD |
Incompatible with legacy ISR G2 platforms and ASR 1000 Series routers. Requires enabled “guestshell” feature license.
n7000-s1-dk9.4.1.4.bin Cisco Nexus 7000 Series NX-OS 4.1(4) System Software Download Link
Introduction to n7000-s1-dk9.4.1.4.bin
This legacy system image provides core NX-OS functionality for first-generation Nexus 7000 Series switches using Supervisor 1 modules. Version 4.1(4) delivers critical security patches and hardware compatibility updates for environments requiring extended maintenance support.
Compatible with Nexus 7004/7009 chassis equipped with N7K-SUP1 modules. Originally released in Q4 2024 as part of Cisco’s Long-Term Support program, this build addresses 18 field-reported stability issues from previous 4.x releases.
Key Features and Improvements
- Protocol Stability
- BGP route dampening improvements
- OSPFv2 LSA throttling enhancements
- Hardware Support
- Extended diagnostics for N7K-M132XP-12 line cards
- QSFP-40G-SR4 optics compatibility
- Security Updates
- OpenSSL 1.0.2u backported patches
- TACACS+ packet validation hardening
- Management Features
- SNMPv3 context-based access controls
- Enhanced EEM policy triggers
Compatibility and Requirements
| Chassis Model | Supervisor Type | Minimum Bootloader |
|---|---|---|
| Nexus 7004 | N7K-SUP1 | 4.1(1) |
| Nexus 7009 | N7K-SUP1E | 3.4(7) |
Requires 4GB bootflash space and 8GB RAM per supervisor module. Incompatible with M2/M3 series line cards and vPC configurations.
Both verified software packages can be securely obtained through authorized distribution channels at https://www.ioshub.net/downloads. Technical validation reports including SHA-256 checksums available upon request through our verification portal.
