Information Technology Services

VPN Connectivity Issue

Outage category: VPN

Location: All Campuses

Status: Open

Resolved Alert:

Initial Symptoms

Clients noticed VPN connections using GENERAL tunnel were having issues.

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.