VPN Connectivity Issue
March 16, 2020 12:47 p.m.Outage category:
VPN
Location:
All Campuses
Status:
Open
Resolved alert:
03/16/2020 12:17 pm
Customers had issues connecting with the VPN client from off campus.
Initial symptoms:
Clients noticed VPN connections using GENERAL tunnel were having issues.
Duration:
03/16/2020 10:37 am - 03/16/2020 12:17 pm
Impact to Mason:
Customers trying to make a new connection to the General VPN were not able to connect.
Affected Services:
Virtual Private Network (VPN)
ROOT CAUSE ANALYSIS
Cause:
DHCP configuration mismatch for the General VPN. The correct subnet mask for the General VPN is /19 not /24. The tunnel was oversubscribed causing new connections to drop.
Resolution:
The subnet mask on the VPN tunnel was corrected
Prevention:
Verification of changes made to VPN in future.
STATISTICS
Service Team:
Network Security and Engineering