https://access.redhat.com/security/cve/cve-2018-1000115
Restrict Memcached to only work on TCP and internal_api network.
The restriction is made at the application and firewall levels.
It will prevent DDoS amplification attacks using memcached.
Change-Id: I8fb81d7f3938b04ff7652e30de35a1ec23ae723d
Related-Bug: #1754607