Browser and Website Issues 101 for EdgeSWG(formerly ProxySG)

Products

• ProxySG Software - SGOS
• ISG Proxy
• Advanced Secure Gateway Software - ASG

Issue/Introduction

Learn how to troubleshoot and fix the most common browser and website issues in a Symantec ProxySG environment, including:

• Accessibility or loading issues with websites and services.
• Website categorization issues.
• Issues accessing the EdgeSWG Management Console.
• Unable to connect to the internal server
• Error 403 access denied
• Website blocked or inaccessible
• Website is slow

Resolution

Slow or inaccessible websites

• Allow websites blocked by WebFilter categories (e.g. netflix.com)
• Cannot access GoToAssist, GoToMeeting, GoToWebinar, or GoToMyPC through ProxySG
• Error: "ERR_SSL_VERSION_OR_CIPHER_MISMATCH" or "ssl_error_unsupported_version" when accessing ProxySG Management Console
• Error: "expected key exchange group packet from server” when using PuTTY
• Error: "Network error (tcp_error)" when browsing the Internet; 503 error returned to the client
• Send service information from ProxySG to Symantec to update a support case
• Skype for Business cannot log on or connect to meetings through ProxySG or Advanced Secure Gateway
• Submit a review of an incorrectly categorized website in ProxySG
• Troubleshoot websites that do not load or load slowly in a ProxySG environment
• Use policy tracing to debug access denied errors or website accessibility issues (403 access denied)
• Using packet capture to troubleshoot ProxySG and Advanced Secure Gateway
• Webex meetings fail to load when ICAP and SSL Interception are enabled

SSL and certificate errors

• Configure SSL intercept for an explicit deployment using a self-signed certificate

Web filtering

• Common website categorization issues with ProxySG and Advanced Secure Gateway
• Force a full download of the Blue Coat Web Filter (BCWF) content filter database
• How category is determined for Server Certificate Category policy gesture
• No categorization for one or more websites