Merge branch 'master' into pipeline-ui-updatespipeline-ui-updates

* master: (259 commits)
  Exclude non existent repository storages.
  fixed minor animation glitch in mini pipeline graph animation
  Update Bitbucket callback URL documentation
  Update build step for KaTeX.
  Add KaTeX fonts to assets paths and precompile
  Replace url('...') to url(font-path('...'))
  Rname katex.css to katex.scss
  Revert conflicting EE changes
  Added Autodeploy script for OpenShift
  Whitelist next project names: notes, services
  Put back progress bar CSS
  Remove unneeded bundle refs.
  Adds entry to changelog
  Reduce MR widget title by one pixel
  Use same font size for all items in issue title
  Adds background color for disabled state to merge when succeeds dropdown
  Filter protocol-relative URLs in ExternalLinkFilter. Fixes issue #22742.
  Move javascript for widget check to ci_bundle.
  Introduce "Set up autodeploy" button to help configure GitLab CI for deployment
  Whitelist next project names: help, ci, admin, search
  ...

1 files changed, 16 insertions, 10 deletions

diff --git a/doc/administration/high_availability/load_balancer.md b/doc/administration/high_availability/load_balancer.md
index 136f570ac27..1824829903c 100644
--- a/doc/administration/high_availability/load_balancer.md
+++ b/doc/administration/high_availability/load_balancer.md
@@ -10,11 +10,11 @@ you need to use with GitLab.
 
 ## Basic ports
 
-| LB Port | Backend Port | Protocol   |
-| ------- | ------------ | --------   |
-| 80      | 80           | HTTP       |
-| 443     | 443          | HTTPS [^1] |
-| 22      | 22           | TCP        |
+| LB Port | Backend Port | Protocol        |
+| ------- | ------------ | --------------- |
+| 80      | 80           | HTTP  [^1]      |
+| 443     | 443          | HTTPS [^1] [^2] |
+| 22      | 22           | TCP             |
 
 ## GitLab Pages Ports
 
@@ -25,8 +25,8 @@ GitLab Pages requires a separate VIP. Configure DNS to point the
 
 | LB Port | Backend Port | Protocol |
 | ------- | ------------ | -------- |
-| 80      | Varies [^2]  | HTTP     |
-| 443     | Varies [^2]  | TCP [^3] |
+| 80      | Varies [^3]  | HTTP     |
+| 443     | Varies [^3]  | TCP [^4] |
 
 ## Alternate SSH Port
 
@@ -50,13 +50,19 @@ Read more on high-availability configuration:
 1. [Configure NFS](nfs.md)
 1. [Configure the GitLab application servers](gitlab.md)
 
-[^1]: When using HTTPS protocol for port 443, you will need to add an SSL
+[^1]: [Web terminal](../../ci/environments.md#web-terminals) support requires
+      your load balancer to correctly handle WebSocket connections. When using
+      HTTP or HTTPS proxying, this means your load balancer must be configured
+      to pass through the `Connection` and `Upgrade` hop-by-hop headers. See the
+      [web terminal](../integration/terminal.md) integration guide for
+      more details.
+[^2]: When using HTTPS protocol for port 443, you will need to add an SSL
       certificate to the load balancers. If you wish to terminate SSL at the
       GitLab application server instead, use TCP protocol.
-[^2]: The backend port for GitLab Pages depends on the
+[^3]: The backend port for GitLab Pages depends on the
       `gitlab_pages['external_http']` and `gitlab_pages['external_https']`
       setting. See [GitLab Pages documentation][gitlab-pages] for more details.
-[^3]: Port 443 for GitLab Pages should always use the TCP protocol. Users can
+[^4]: Port 443 for GitLab Pages should always use the TCP protocol. Users can
       configure custom domains with custom SSL, which would not be possible
       if SSL was terminated at the load balancer.