These instructions use screenshots from iOS12.

Go to the Settings App:

Tap on General 

Tap on VPN

Tap Add VPN Configuration

Fill in the fields with the following information:

  1. Type: IPsec
  2. Description: Math VPN
  3. Server: vpn.math.arizona.edu
  4. Account: <your math user name>
  5. Password: This will be your math password. We recommend leaving it blank so that is asks for it each time you connect.
  6. Use Certificate: This should be off.
  7. Group Name: Musers
  8. Secret: You can find this here

Tap Done

Make sure Math VPN is selected and flip the switch to on for Connected.