diff --git a/.github/workflows/stackhpc-all-in-one.yml b/.github/workflows/stackhpc-all-in-one.yml
index 7d770c88a..36a1ea99c 100644
--- a/.github/workflows/stackhpc-all-in-one.yml
+++ b/.github/workflows/stackhpc-all-in-one.yml
@@ -88,7 +88,7 @@ jobs:
       - name: Install Package
         uses: ConorMacBride/install-package@main
         with:
-          apt: git unzip nodejs
+          apt: git unzip nodejs openssh-client
 
       # If testing upgrade, checkout previous release, otherwise checkout current branch
       - name: Checkout ${{ inputs.upgrade && 'previous release' || 'current' }} config
diff --git a/.github/workflows/stackhpc-build-kayobe-image.yml b/.github/workflows/stackhpc-build-kayobe-image.yml
index f357692c0..677be9ac8 100644
--- a/.github/workflows/stackhpc-build-kayobe-image.yml
+++ b/.github/workflows/stackhpc-build-kayobe-image.yml
@@ -98,3 +98,25 @@ jobs:
           push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+
+      - name: Send message to Slack via Workflow Builder
+        uses: slackapi/slack-github-action@v1.26.0
+        with:
+          payload: |
+            {
+              "channel-id": "${{ env.SLACK_CHANNEL_ID }}",
+              "inputs": "${{ env.INPUTS }}",
+              "message": "${{ env.MESSAGE }}",
+              "results-url": "${{ env.RESULTS_URL }}",
+              "workflow-url": "${{ env.WORKFLOW_URL }}"
+            }
+        env:
+          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
+          # #release-train-alerts
+          SLACK_CHANNEL_ID: C03B28HRP53
+          INPUTS: >-
+            branch: ${{ github.ref_name }}
+          MESSAGE: "SKC Build Kayobe Image workflow failed :sob:"
+          RESULTS_URL: "N/A"
+          WORKFLOW_URL: "${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
+        if: failure() && github.event_name == 'push'
diff --git a/.github/workflows/stackhpc-ci-cleanup.yml b/.github/workflows/stackhpc-ci-cleanup.yml
index ed9ec327c..a14b2970c 100644
--- a/.github/workflows/stackhpc-ci-cleanup.yml
+++ b/.github/workflows/stackhpc-ci-cleanup.yml
@@ -75,3 +75,24 @@ jobs:
           OS_CLOUD: openstack
           OS_APPLICATION_CREDENTIAL_ID: ${{ secrets.OS_APPLICATION_CREDENTIAL_ID }}
           OS_APPLICATION_CREDENTIAL_SECRET: ${{ secrets.OS_APPLICATION_CREDENTIAL_SECRET }}
+
+      - name: Send message to Slack via Workflow Builder
+        uses: slackapi/slack-github-action@v1.26.0
+        with:
+          payload: |
+            {
+              "channel-id": "${{ env.SLACK_CHANNEL_ID }}",
+              "inputs": "${{ env.INPUTS }}",
+              "message": "${{ env.MESSAGE }}",
+              "results-url": "${{ env.RESULTS_URL }}",
+              "workflow-url": "${{ env.WORKFLOW_URL }}"
+            }
+        env:
+          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
+          # #release-train-alerts
+          SLACK_CHANNEL_ID: C03B28HRP53
+          INPUTS: "N/A"
+          MESSAGE: "SKC CI Cleanup workflow failed :sob:"
+          RESULTS_URL: "N/A"
+          WORKFLOW_URL: "${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
+        if: failure()
diff --git a/.github/workflows/stackhpc-promote.yml b/.github/workflows/stackhpc-promote.yml
index c68094733..10c160021 100644
--- a/.github/workflows/stackhpc-promote.yml
+++ b/.github/workflows/stackhpc-promote.yml
@@ -43,3 +43,25 @@ jobs:
       - name: Display link to container image promotion workflows
         run: |
           echo "::notice Container image promote workflow: https://github.com/stackhpc/stackhpc-release-train/actions/workflows/container-promote.yml"
+
+      - name: Send message to Slack via Workflow Builder
+        uses: slackapi/slack-github-action@v1.26.0
+        with:
+          payload: |
+            {
+              "channel-id": "${{ env.SLACK_CHANNEL_ID }}",
+              "inputs": "${{ env.INPUTS }}",
+              "message": "${{ env.MESSAGE }}",
+              "results-url": "${{ env.RESULTS_URL }}",
+              "workflow-url": "${{ env.WORKFLOW_URL }}"
+            }
+        env:
+          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
+          # #release-train-alerts
+          SLACK_CHANNEL_ID: C03B28HRP53
+          INPUTS: >-
+            branch: ${{ github.ref_name }}
+          MESSAGE: "SKC promote workflow failed :sob:"
+          RESULTS_URL: "N/A"
+          WORKFLOW_URL: "${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
+        if: failure()
diff --git a/etc/kayobe/environments/ci-multinode/seed.yml b/etc/kayobe/environments/ci-multinode/seed.yml
index e732258c1..630f9a849 100644
--- a/etc/kayobe/environments/ci-multinode/seed.yml
+++ b/etc/kayobe/environments/ci-multinode/seed.yml
@@ -32,7 +32,7 @@ snat_rules: "{{ snat_rules_default + snat_rules_manila if (kolla_enable_manila |
 # seed node firewalld configuration.
 
 # Whether to install and enable firewalld.
-seed_firewalld_enabled: true
+seed_firewalld_enabled: "{{ kolla_enable_ovn | bool }}"
 
 # A list of zones to create. Each item is a dict containing a 'zone' item.
 seed_firewalld_zones: "{{ stackhpc_firewalld_zones }}"