Network Time Protocol (NTP) server IP address changes for Network Protection Products

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Article ID: 170350

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Updated On:

Products

Content Analysis Software - CA Advanced Secure Gateway Software - ASG CacheFlow Appliance Software ProxySG Software - SGOS Management Center

Issue/Introduction

Network Protection appliances use ntp.bluecoat.com, ntp1.bluecoat.com, and ntp2.bluecoat.com as pre-configured NTP servers.

On May 28th, 2020, the NTP service was changed to use Google time servers.

Resolution

The CNAME to ntp.bluecoat.com, ntp1.bluecoat.com, ntp2.bluecoat.com is now pointing to time.google.com.

 

Service Name Old IP address New IP addresses

ntp.bluecoat.com

ntp1.bluecoat.com

ntp2.bluecoat.com

63.245.205.123

216.239.35.0

216.239.35.4

216.239.35.8

216.239.35.12

If you are using this NTP service you should verify that firewall is allowing traffic to IP addresses above, UDP port 123.