Phillip Vandry wrote: > > > I just rebooted my MAX 2000 to help it recover from a very strange > > syndrome. Users could not start PPP, because the MAX claimed that > > it was unable to assign an IP address for their session. I have a > > pool set up of 23 addresses, one for each B channel on my PRI. When > > users started to complain about not being able to get an address, I > > looked at it and saw, at various times, 23 addresses in use and none > > free, with no sessions connected. > > I don't recommend having exactly as many addresses as ports. In fact, I > recommend having twice as many. Aside from the fact that you give > yourself slop this way to protect against the problem you are > experiencing, there are other advantages. > > It is generally a good idea to have spare addresses assigned on a LRU > basis. If an address is immediately reassigned to another user upon > disconnection of one user, the new user might receive bogus traffic > from connections not properly closed by the other user. It's not a > big deal, those connections will just break immediately. However, > there is a small security risk in that the new user (if knowledgable and > determined) could recover and use connections left open by the first > user. > > -Phil > ++ Ascend Users Mailing List ++ > To unsubscribe: send unsubscribe to ascend-users-request@bungi.com > To get FAQ'd: <<A HREF="http://www.shore.net/~dreaming/ascend-faq">http://www.shore.net/~dreaming/ascend-faq</A>> > or <<A HREF="ftp://ftp.shore.net/members/dreaming/ascend-faq.txt">ftp://ftp.shore.net/members/dreaming/ascend-faq.txt</A>> -- Don Joy System Administrator SooNet Corp ++ Ascend Users Mailing List ++ To unsubscribe: send unsubscribe to ascend-users-request@bungi.com To get FAQ'd: <<A HREF="http://www.shore.net/~dreaming/ascend-faq">http://www.shore.net/~dreaming/ascend-faq</A>> or <<A HREF="ftp://ftp.shore.net/members/dreaming/ascend-faq.txt">ftp://ftp.shore.net/members/dreaming/ascend-faq.txt</A>> </PRE> <!--X-MsgBody-End--> <!--X-Follow-Ups--> <!--X-Follow-Ups-End--> <!--X-References--> <HR> <STRONG>References</STRONG>: <UL> <LI><STRONG><A HREF="msg04673.html">Re: (ASCEND) Disappearing pool addresses?</A></STRONG></LI> <UL> <LI><EM>From</EM>: Phillip Vandry <vandry@Mlink.NET></LI> </UL> </UL> <!--X-References-End--> <!--X-BotPNI--> <HR> <UL> <LI>Prev by Date: <STRONG><A HREF="msg04687.html">Re: (ASCEND) 48 modem limit on Max with 56k cards</A></STRONG> </LI> <LI>Next by Date: <STRONG><A HREF="msg04678.html">(ASCEND) Proctive dial-in monitoring</A></STRONG> </LI> <LI>Prev by thread: <STRONG><A HREF="msg04673.html">Re: (ASCEND) Disappearing pool addresses?</A></STRONG> </LI> <LI>Next by thread: <STRONG><A HREF="msg04672.html">(ASCEND) Random dial and rings</A></STRONG> </LI> <LI>Index(es): <UL> <LI><A HREF="mail169.html#04677"><STRONG>Main</STRONG></A></LI> <LI><A HREF="thrd10.html#04677"><STRONG>Thread</STRONG></A></LI> </UL> </LI> </UL> <!--X-BotPNI-End--> <!--X-User-Footer--> <!--X-User-Footer-End--> </BODY> </HTML>