appropriate secret from /etc/ppp/pap-secrets.
Microsoft also has a variant of CHAP which uses a different hashing
-arrangement from normal CHAP. There is a client-side implementation
-of Microsoft's CHAP in ppp-2.3; see README.MSCHAP80.
+arrangement from normal CHAP. There is a client-side (authenticatee)
+implementation of Microsoft's CHAP in ppp-2.3; see README.MSCHAP80.
+In ppp-2.4.2, server-side (authenticator) support was added as well as
+support for Microsoft CHAP v2; see README.MSCHAP81.
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