OneClick web page does not load - This site can't be reached

Products

• Network Observability
• Spectrum

Issue/Introduction

After successfully upgraded Spectrum, unable to open the OneClick web page.

This site can't be reached

ERR_CONNECTION_TIME_OUT

Environment

Spectrum: Any version

Cause

iptables is blocking the communication on port 8443/8080 on the OneClick host

The following command is showing an odd output:

sudo iptables -n -L 

Resolution

Run the following syntax to reload the iptables:

sudo service iptables restart

Additional Information

From a remote host run the following commands:

nc -zv <OC_hostname> 8443

curl -L -k -u <username> "https://<OC_hostname>:8443/spectrum"

curl -L -k -u <username> https://<OC_hostname>:8443/spectrum/restful/landscapes

Error message:

Failed connect to <OC_hostname>:8443; No route to host