diff --git a/ietf/bin/generate-draft-aliases b/ietf/bin/generate-draft-aliases
index 4ceb093bf..94c84b304 100755
--- a/ietf/bin/generate-draft-aliases
+++ b/ietf/bin/generate-draft-aliases
@@ -33,6 +33,7 @@ basedir = os.path.abspath(os.path.join(os.path.dirname(__file__), "../.."))
 sys.path = [ basedir ] + sys.path
 os.environ.setdefault("DJANGO_SETTINGS_MODULE", "ietf.settings")
 
+from django.conf import settings
 
 from ietf.doc.models import Document
 from ietf.group.utils import get_group_chairs_emails, get_group_ads_emails
@@ -65,7 +66,7 @@ def get_draft_notify_emails(draft):
     " Get list of email addresses to notify for the given draft."
     n = draft.notify
     if not n:
-        return
+        return []
     l = []
     draft_email = draft.name + DRAFT_EMAIL_SUFFIX
     for e in n.split(','):
@@ -92,7 +93,13 @@ if __name__ == '__main__':
 
     modname = 'ietf.generate_draft_aliases'
     date = time.strftime("%Y-%m-%d_%H:%M:%S")
-    print '# Generated by python -m %s at %s' % (modname, date)
+    signature =  '# Generated by python -m %s at %s\n' % (modname, date)
+
+    afile = open(settings.DRAFT_ALIASES_PATH, "w")
+    vfile = open(settings.DRAFT_VIRTUAL_PATH, "w")
+
+    afile.write(signature)
+    vfile.write(signature)
 
     drafts = Document.objects.all()
 
@@ -104,42 +111,44 @@ if __name__ == '__main__':
 
     interesting_drafts = active_drafts | inactive_recent_drafts
 
+    count = 0
     for draft in interesting_drafts.distinct().iterator():
         # Omit RFCs, we care only about drafts
         if draft.docalias_set.filter(name__startswith='rfc'):
             continue
-        name = draft.name
-        done = []
+
+        count += 1
+        if (count % 100) == 0:
+            sys.stderr.write('.')            
+        alias = draft.name
         all = []
-        def handle_sublist(name, f, o, is_ad=False):
-            r = dump_sublist(name, f, o, is_ad)
-            if r:
-                done.append(name)
-                all.extend(r)
-            return r
+        def handle_sublist(afile, vfile, alias, emails):
+            try:
+                all.extend( dump_sublist(afile, vfile, alias, emails) )
+            except TypeError:
+                import debug
+                debug.show('alias')
+                debug.show('emails')
+                raise
         #.authors (/and no suffix) = authors
-
         # First, do no suffix case
-        # If no authors, don't generate list either
-        r = dump_sublist(name, get_draft_authors_emails, draft)
-        if not r:
-            continue
-        handle_sublist('%s%s' % (name, '.authors'), get_draft_authors_emails, draft)
-        wg = draft.group
+        handle_sublist(afile, vfile, alias,             get_draft_authors_emails(draft))
+        handle_sublist(afile, vfile, alias+'.authors',  get_draft_authors_emails(draft))
 
-        if wg:
-            # .chairs = WG chairs
-            handle_sublist('%s%s' % (name, '.chairs'), get_group_chairs_emails, wg)
+        # .chairs = group chairs
+        if draft.group:
+            handle_sublist(afile, vfile, alias+'.chairs', get_group_chairs_emails(draft.group))
 
         # .ad = sponsoring AD / WG AD (WG document)
-        handle_sublist('%s%s' % (name, '.ad'), get_draft_ad_emails, draft, True)
+        handle_sublist(afile, vfile, alias+'.ad',       get_draft_ad_emails(draft))
 
         # .notify = notify email list from the Document
-        handle_sublist('%s%s' % (name, '.notify'), get_draft_notify_emails, draft)
+        handle_sublist(afile, vfile, alias+'.notify',   get_draft_notify_emails(draft))
 
-        # .all = everything on 'done' (recursive aliases)
-        #dump_sublist('%s%s' % (name, '.all'), None, done)
         # .all = everything on 'all' (expanded aliases)
-        dump_sublist('%s%s' % (name, '.all'), None, all)
+        handle_sublist(afile, vfile, alias+'.all',      all)
 
 
+    afile.close()
+    vfile.close()
+    
\ No newline at end of file
diff --git a/ietf/bin/generate-wg-aliases b/ietf/bin/generate-wg-aliases
index c486d2310..9c9cbf831 100755
--- a/ietf/bin/generate-wg-aliases
+++ b/ietf/bin/generate-wg-aliases
@@ -19,6 +19,7 @@ basedir = os.path.abspath(os.path.join(os.path.dirname(__file__), "../.."))
 sys.path = [ basedir ] + sys.path
 os.environ.setdefault("DJANGO_SETTINGS_MODULE", "ietf.settings")
 
+from django.conf import settings
 
 from ietf.group.models import Group
 from ietf.group.utils import get_group_ads_emails, get_group_chairs_emails, get_area_ads_emails, get_area_chairs_emails
@@ -46,7 +47,14 @@ if __name__ == '__main__':
 
     modname = 'ietf.generate_wg_aliases'
     date = time.strftime("%Y-%m-%d_%H:%M:%S")
-    print '# Generated by python -m %s at %s' % (modname, date)
+    signature = '# Generated by python -m %s at %s\n' % (modname, date)
+
+    afile = open(settings.GROUP_ALIASES_PATH, "w")
+    vfile = open(settings.GROUP_VIRTUAL_PATH, "w")
+
+    afile.write(signature)
+    vfile.write(signature)
+
     wgs = Group.objects.filter(type='wg').all()
 
     print '# WGs'
@@ -59,8 +67,8 @@ if __name__ == '__main__':
 
     for wg in interesting_wgs.distinct().iterator():
         name = wg.acronym
-        dump_sublist('%s%s' % (name, '-ads'), get_group_ads_emails, wg, True)
-        dump_sublist('%s%s' % (name, '-chairs'), get_group_chairs_emails, wg)
+        dump_sublist(afile, vfile, name+'-ads'   , get_group_ads_emails(wg))
+        dump_sublist(afile, vfile, name+'-chairs', get_group_chairs_emails(wg))
 
     print '# RGs'
     # - status = Active
@@ -74,7 +82,7 @@ if __name__ == '__main__':
     for rg in interesting_rgs.distinct().iterator():
         name = rg.acronym
         #dump_sublist('%s%s' % (name, '-ads'), get_group_ads_emails, rg, True)
-        dump_sublist('%s%s' % (name, '-chairs'), get_group_chairs_emails, rg)
+        dump_sublist(afile, vfile, name+'-chairs', get_group_chairs_emails(rg))
 
     # Additionally, for areaz, we should list -ads and -chairs
     # (for every chair in active groups within the area).
@@ -83,7 +91,6 @@ if __name__ == '__main__':
     active_areas = areas.filter(state__in=ACTIVE_STATES)
     for area in active_areas:
         name = area.acronym
-        dump_sublist('%s%s' % (name, '-ads'), get_area_ads_emails, area, True)
-        dump_sublist('%s%s' % (name, '-chairs'), get_area_chairs_emails, area)
-
+        dump_sublist(afile, vfile, name+'-ads'   , get_area_ads_emails(area))
+        dump_sublist(afile, vfile, name+'-chairs', get_area_chairs_emails(area))
 
diff --git a/ietf/group/utils.py b/ietf/group/utils.py
index d35df624f..28086e103 100644
--- a/ietf/group/utils.py
+++ b/ietf/group/utils.py
@@ -70,7 +70,7 @@ def get_group_chairs_emails(wg):
     emails = Email.objects.filter(role__group=wg,
                                   role__name='chair')
     if not emails:
-        return
+        return []
     emails = [e.email_address() for e in emails]
     emails = filter(None, emails)
     return emails
diff --git a/ietf/settings.py b/ietf/settings.py
index 0a0eef879..443acb72d 100644
--- a/ietf/settings.py
+++ b/ietf/settings.py
@@ -439,6 +439,15 @@ BADNESS_MUCHTOOBIG = 500
 SELENIUM_TESTS = False
 SELENIUM_TESTS_ONLY = False
 
+# Path to the email alias lists.  Used by ietf.utils.aliases
+DRAFT_ALIASES_PATH = "/a/postfix/draft-aliases"
+DRAFT_VIRTUAL_PATH = "/a/postfix/draft-virtual"
+
+GROUP_ALIASES_PATH = "/a/postfix/group-aliases"
+GROUP_VIRTUAL_PATH = "/a/postfix/group-virtual"
+
+POSTCONFIRM_PATH   = "/a/postconfirm/test-wrapper"
+
 # Put the production SECRET_KEY in settings_local.py, and also any other
 # sensitive or site-specific changes.  DO NOT commit settings_local.py to svn.
 from settings_local import *            # pyflakes:ignore
diff --git a/ietf/utils/aliases.py b/ietf/utils/aliases.py
index 5348e20e3..edfce0b06 100644
--- a/ietf/utils/aliases.py
+++ b/ietf/utils/aliases.py
@@ -12,7 +12,9 @@ Mailing list alias dumping utilities
 
 """
 
-def rewrite_email_address(email, is_ad):
+from django.conf import settings
+
+def rewrite_email_address(email):
     """ Prettify the email address (and if it's empty, skip it by
     returning None). """
     if not email:
@@ -38,32 +40,35 @@ def rewrite_address_list(l):
         h[address] = True
         yield address
 
-def dump_sublist(alias, f, wg, is_adlist=False):
-    if f:
-        l = f(wg)
-    else:
-        l = wg
-    if not l:
-        return
+def dump_sublist(afile, vfile, alias, emails):
+    if not emails:
+        return emails
     # Nones in the list should be skipped
-    l = filter(None, l)
+    emails = filter(None, emails)
 
     # Make sure emails are sane and eliminate the Nones again for
     # non-sane ones
-    l = [rewrite_email_address(e, is_adlist) for e in l]
-    l = filter(None, l)
+    emails = [rewrite_email_address(e) for e in emails]
+    emails = filter(None, emails)
 
     # And we'll eliminate the duplicates too but preserve order
-    l = list(rewrite_address_list(l))
-    if not l:
-        return
+    emails = list(rewrite_address_list(emails))
+    if not emails:
+        return emails
     try:
-        print '%s: %s' % (alias, ', '.join(l))
+        virtualname = 'xalias-%s' % (alias, )
+        expandname  = 'expand-%s' % (alias)
+        aliasaddr   = '%s@ietf.org' % (alias, )
+
+        vfile.write('%-64s  %s\n' % (aliasaddr, virtualname))
+        afile.write('%-64s  "|%s filter %s"\n' % (virtualname+':', settings.POSTCONFIRM_PATH, expandname))
+        afile.write('%-64s  %s\n' % (expandname+':', ', '.join(emails)))
+
     except UnicodeEncodeError:
         # If there's unicode in email address, something is badly
         # wrong and we just silently punt
         # XXX - is there better approach?
-        print '# Error encoding', alias, repr(l)
-        return
-    return l
+        print '# Error encoding', alias, repr(emails)
+        return []
+    return emails