Someone

cat mppe.diff
diff -wBu ppp-2.4.4_patched/pppd/ccp.c ppp-2.4.4/pppd/ccp.c
--- ppp-2.4.4_patched/pppd/ccp.c        2006-08-11 12:34:09.000000000 +0200
+++ ppp-2.4.4/pppd/ccp.c        2006-07-20 13:55:23.000000000 +0400
@@ -62,9 +62,6 @@
 static char bsd_value[8];
 static char deflate_value[8];

-/*
- * Option variables.
- */
 #ifdef MPPE
 static int setmppe(char **);
 static int setnomppe(void);
@@ -993,6 +988,8 @@
                && p[5] != ((go->mppe_128 ? MPPE_128BIT : 0) |
                            (go->mppc ? MPPE_MPPC : 0))))
            return 0;
+       if (go->mppe_40 || go->mppe_56 || go->mppe_128)
+           go->mppe = 1;
        p += CILEN_MPPE;
        len -= CILEN_MPPE;
        /* Cope with first/fast ack */
@@ -1626,10 +1621,9 @@
                if ((!ho->mppc || !ao->mppc) && !ho->mppe) {
                    p[2] = p2;
                    p[5] = p5;
-                       newret = CONFREJ;
+                   newret = CONFNAK;
                        break;
                    }
-
                /*
                 * I have commented the code below because according to RFC1547
                 * MTU is only information for higher level protocols about