View source for Maintenance Page in case of pools failed

[[Category:F5 Networks]]
'''[[F5 Networks#iRules|Back to iRules]]'''

 when LB_FAILED {
	HTTP::redirect "http://domain.com/maintenance-mode/"
 }

Or below
 when HTTP_REQUEST {
    # Check if the VS default pool has any active members
    if {[active_members $default_pool]}{
        pool $default_pool
    } else {
        pool sorry_pool
    }
 }

For Priority group use below instead
 when CLIENT_ACCEPTED {
      if { [active_members -list http_pool] >= 2 } {
        pool http_pool
      }
 }

Or below
 when HTTP_REQUEST {
  if { [active_members [LB::server pool]] < 2 } {
   if { not ([HTTP::uri] starts_with "/SecureServer") } { 
     HTTP::uri /SecureServer[HTTP::uri] 
   } 
  } 
 }