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Prerequisites

To ensure that the Cisco Umbrella Roaming Security module for AnyConnect deploys and runs successfully, Umbrella requires that you meet the following prerequisites:

Table of Contents

System Requirements

Cisco Umbrella supports all vendor-supported, generally available releases of an operating system unless otherwise noted.

  • Version 5.1.0 and above
    • Windows 11 (64-bit) or higher
      • Windows 10 x86(32-bit) and x64 (64-bit)
    • macOS 11.x or higher

Network Requirements

To connect efficiently to Umbrella's Secure Web Gateway (SWG), allow the following CIDRs in your firewalls with TCP on ports 80 and 443:

  • 18.252.203.75/32
  • 18.254.63.24/32
  • 18.253.118.19/32

We recommend that you bypass the following domains directly to allow all traffic with TCP on ports 80 and 443:

  • ocsp.int-x3.letsencrypt.org
  • isrg.trustid.ocsp.identrust.com
  • *.cisco.com
  • *.opendns.com
  • *.umbrellagov.com
  • *.okta.com
  • *.oktacdn.com
  • *.pingidentity.com
  • secure.aadcdn.microsoftonline-p.com

Note: When using an SSL-VPN, add the IP address of the VPN head-end to the external domains settings. For more information, see Manage Domains.


Quick Start Guide < Prerequisites > Before You Begin