diff --git a/ee/ucp/admin/install/system-requirements.md b/ee/ucp/admin/install/system-requirements.md index 182d5a4f49..8ba5d98a3b 100644 --- a/ee/ucp/admin/install/system-requirements.md +++ b/ee/ucp/admin/install/system-requirements.md @@ -37,7 +37,7 @@ Note that Windows container images are typically larger than Linux container ima this reason, you should provision more local storage for Windows nodes and for any DTR setups that store Windows container images. -Also, make sure the nodes are running an [operating system support by Docker Enterprise](https://success.docker.com/Policies/Compatibility_Matrix). +Also, make sure the nodes are running an [operating system supported by Docker Enterprise](https://success.docker.com/Policies/Compatibility_Matrix). For highly-available installations, you also need a way to transfer files between hosts. @@ -67,8 +67,8 @@ host types: | managers, workers | TCP 179 | Internal | Port for BGP peers, used for kubernetes networking | | managers | TCP 443 (configurable) | External, Internal | Port for the UCP web UI and API | | managers | TCP 2376 (configurable) | Internal | Port for the Docker Swarm manager. Used for backwards compatibility | -| managers | TCP 2377 (configurable) | Internal, | Port for control communication between swarm nodes | -| managers, workers | UDP 4789 | Internal, | Port for overlay networking | +| managers | TCP 2377 (configurable) | Internal | Port for control communication between swarm nodes | +| managers, workers | UDP 4789 | Internal | Port for overlay networking | | managers | TCP 6443 (configurable) | External, Internal | Port for Kubernetes API server endpoint | | managers, workers | TCP 6444 | Self | Port for Kubernetes API reverse proxy | | managers, workers | TCP, UDP 7946 | Internal | Port for gossip-based clustering | @@ -102,7 +102,7 @@ For SUSE Linux Enterprise Server 12 SP2 (SLES12), the `FW_LO_NOTRACK` flag is tu To turn off the FW_LO_NOTRACK option, edit the `/etc/sysconfig/SuSEfirewall2` file and set `FW_LO_NOTRACK="no"`. Save the file and restart the firewall or reboot. -For For SUSE Linux Enterprise Server 12 SP3, the default value for `FW_LO_NOTRACK` was changed to `no`. +For SUSE Linux Enterprise Server 12 SP3, the default value for `FW_LO_NOTRACK` was changed to `no`. ## Enable ESP traffic