--- loncom/html/adm/help/tex/Domain_Configuration_WAF_Proxy.tex	2021/10/07 15:51:17	1.2
+++ loncom/html/adm/help/tex/Domain_Configuration_WAF_Proxy.tex	2021/12/06 03:43:27	1.3
@@ -17,7 +17,9 @@ accessing LON-CAPA pages from a domain's
 The ``Web Application Firewall/Reverse Proxy'' domain configuration is used to indicate
 if a WAF is in use, and if so, to provide the alias assigned to each LON-CAPA
 server which will use the WAF.  For each one there is also an option to indicate whether 
-a node supporting Shibboleth Single Sign On, will use the alias when redirecting to /adm/sso.
+a node supporting Single Sign On, will use the alias when redirecting to the URL used
+to trigger SSO authentication: default is /adm/sso, but can be set in an Apache config
+file using: PerlSetVar lonOtherAuthenUrl $<$other URL$>$
 
 \item\textbf{Determining a user's remote IP address}