I did find this article ' ' which references that if DNS Assistance is turned on (which is why its only happening on certain ISPs) it could cause something similar.

Verified that DNS is reachable when the DNS Suffixes decide to start failing (nslookup server pointing to their internal).Verifying Node Type is set to Hybrid vs Peer (did find Peer on a few ISPs equipment).Talked to the Partner, they are stating its something Client side. .click Connect on the saved connection and launch the VPN client.To resolve the error, you must create a user with the following command: mysql> GRANT ALL ON.Out of say 500 users, only 15 are experiencing this issue, but it seems to be only with certain ISPs. A licensing hardware ID is a unique 16-character code Pulse Secure uses to identify your particular device when generating license keys.If they drop the Pulse VPN/Network Connect, and reconnect, it goes back to normal.User is able to connect to external facing sites while this is occurring.After an undetermined amount of time, the Pulse VPN and the User's PC stops resolving DNS entries for the DNS Suffixes that gets added into the DNS Suffix Search list by being connected to the Pulse VPN.Please create a new connection by clicking on the + icon. When you open the Pulse Secure client for the first time you will get the following screen indicating that you have no connections.

User is able to hit all of the Partner's URLs/ect, as expected. Pulse Secure VPN Instructions for Windows 1. Configuring a Pulse Secure Pulse Connect Secure device to send WebTrends Enhanced Log File (WELF) events to IBM QRadar Before you can send WebTrends Enhanced Log File (WELF) formatted events to QRadar, you must configure syslog server information for events, user access, administrator access and client logs on your Pulse Secure Pulse Connect Secure device.

User connects into Partner's Portal using Pulse VPN.

User is working from home (Comcast/Rogers ISPs).

Trying to resolve an issue that only a handful of our users are experiencing.

Pulse secure client stuck on connecting