Before physically decommissioning, block port 443 on the node to ensure zero stray traffic:
It was 03:15 when Priya’s phone buzzed—a terse message from the operations dashboard: Web Application Proxy (WAP) server 03 had failed health checks and was causing intermittently failed auth requests. Her team’s cluster had been resilient so far, but a half-broken proxy could cascade into a support avalanche during morning traffic. remove web application proxy server from cluster
: Remove any host (A) records or service (SRV) records in your private and public DNS that point to the decommissioned server. Common Issues Before physically decommissioning, block port 443 on the
Get-AdfsEndpoint -Proxy $true | Where-Object $_.ProxyTrust -eq "WAP-SRV-02.contoso.com" Before physically decommissioning
# Suspend NLB node Suspend-NlbNode -HostName <WAP_node_name>