New and Changed Information

New and Changed Information

The following table provides an overview of the significant changes to the features in this guide up to this current release. The table doesn't provide an exhaustive list of all changes made to the guide or of the new features up to this release.

Table 1. New Features and Changed Behavior in Emergency Responder

Date

Description

See

February 05, 2026

Install with Data Import

Install with Data Import

February 05, 2026

Added virtualization requirements for Release 15SU4 with VMware vSphere ESXi, Cisco NFVIS-for-UC, and Nutanix AHV. Read the 'Cisco Emergency Responder Installation Overview' section for information on the new hypervisor support.

July 31, 2025

Updates to Cipher Management page

October 01, 2024

Support for TLS 1.3 protocol

Emergency Responder Lost Connection with Unified Communications Manager

Smart Receiver Transport

System Licensing Prerequisites

March 28, 2024

IPv6 Subnet Support for Release 15SU1

December 18, 2023

Migration of All Applications to 64-Bit System

Cisco Emergency Responder and all applications have moved to a 64-biy architecture.

Some of the affected areas are:

  • Hardware and EXSi specifications for upgrades and migrations

  • Upgrade Paths

  • Floppy Drive is replaced with CDROM for unattended installation.