1. Introduction to pp-adv-isr1100-1715.1a-52-74.0.0.pack.zip

This Cisco IOS XE software package delivers critical security service enhancements for ISR 1100/1100X series routers operating in SD-WAN environments. Designed to complement the native security features of Cisco’s Integrated Services Router platform, it provides updated threat detection signatures and URL filtering databases aligned with Q2 2025 cybersecurity trends.

​​Target Devices​​:

  • ISR1100-4G/6G with Security License Advantage
  • ISR1100X-4G/6G running IOS XE 17.12.1+

​​Package Details​​:

  • Security Database Version: 74.0.0
  • Release Date: April 2025
  • Package Type: Advanced Threat Protection (ATP) Extension

2. Security Service Enhancements

​​Threat Intelligence Updates​​

  • 2,318 new malware signatures added (Cisco Talos Q1 2025 feed integration)
  • Enhanced detection for:
    • AI-generated phishing patterns
    • Cryptojacking payloads in HTTPS streams

​​URL Filtering Improvements​​

  • 58 new categorized domains for:
    • Cloud storage abuse
    • Blockchain mining pools
  • Reduced latency in category lookups (12ms → 8ms avg.)

​​Protocol Security​​

  • TLS 1.3 inspection optimizations:
    • 22% faster session resumption
    • SNI-based filtering without decryption
  • QUIC protocol behavioral analysis

​​Performance Metrics​​

  • Maintains 972 Mbps IMIX throughput on ISR1100X-6G platforms
  • 18% memory efficiency in concurrent IPS/URL filtering operations

3. Compatibility Requirements

Hardware Model Minimum RAM Required Licenses Supported Security Services
ISR1100X-6G 8 GB DDR4 Security Advantage + DNA IPS, AMP, URL Filtering
ISR1100-6G 4 GB DDR4 Security Essentials URL Filtering, Basic IPS

​​Critical Notes​​:

  • Requires IOS XE 17.12.1+ base image
  • Incompatible with legacy ISM-VPN modules

4. Verified Distribution Channels

Certified partners can obtain pp-adv-isr1100-1715.1a-52-74.0.0.pack.zip through:

  1. ​​Cisco Security Manager​​ (cloud-delivered updates)
  2. ​​Cisco Software Center​​ (on-premises deployment)
  3. Partner portals like ioshub.net

Always validate package integrity using:
md5sum pp-adv-isr1100-1715.1a-52-74.0.0.pack.zip
Reference Hash: 07ff2f59787530d2814874ea39416b46

This security pack receives quarterly updates through 2026 under Cisco’s Extended Security Maintenance program.

​​References​​:
: Cisco ISR1100 Series Data Sheet (2024)
: IOS XE SD-WAN 17.12.1 Release Notes

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