8860ch08.fm Draft Document for Review September 23, 2019 1:27 am Setting up a Symmetric key 1. Open the Customize Console Date/Time window. This is the same operation that is  described in step 1 on page 167.  2. Select  Manage Symmetric keys  from the  Select Action  list in Details for Network Time  Protocol (NTP), as shown in Figure 8-11. 3. The Manage Symmetric Keys window opens (Figure 8-12). Click  Select Action  Add  Key . 4. The  Add Symmetric Key Data  window opens (Figure 8-13). The following data must be  entered:  Key index A numeric value in the range 1 - 65534. Key string The key string can be up to 40 characters long. If the string is 40  characters long, the characters must be hexadecimal ASCII characters  To set up a Symmetric key, complete these steps: Figure 8-11 Customize Console Date and Time - Manage Symmetric Keys Figure 8-12 Add Symmetric Key Chapter 8. Preparing for Sysplex and configuring Server Time Protocol  171