stand priority xxx preempt dave "[EMAIL PROTECTED]" wrote: > > No, you must setup both HSRP routers to preempt the other. I can't > remember how to do it right now, but it is possible. > > John Squeo > Technical Specialist > Papa John's Corporation > (502) 261-4035 > > > > "Eugene > Kushnirskiy" To: > [EMAIL PROTECTED] > Subject: RE: Multihoming Without > BGP!!!!!....How > Sent by: Posible???? Here's How > [7:20392] > > nobody@groups > > tudy.com > > > > 09/19/01 > 10:05 > AM > > Please > respond > to > > "Eugene > > Kushnirskiy" > > > > However, please keep in mind that your second router (whichever is HSRP > standy at the moment) will just sit there idle doing nothing. > > Eugene Kushnirskiy > Network Engineer > yNetworks, Inc. > 917.501.6001 > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]] On Behalf Of > [EMAIL PROTECTED] > Sent: Tuesday, September 18, 2001 5:15 PM > To: [EMAIL PROTECTED] > Subject: Re: Multihoming Without BGP!!!!!....How Posible???? Here's How > [7:20318] > > If you do not want to go the complexity of running BGP and you still > want > to multihome your network to the Internet here's how to do it: > > Purchase and configure two egresses to the Internet via two different > ISPs. > Say that both edge routers are Cisco 3640's and both have a Firewall, > say a > Pix behind them for security. > > I emphasize that for this to work make sure both 3640s have at least two > Ethernet or Fa ports each! > > Setup your default gateway on both 3640s to be each respective ISP next > hop. Setup the default gateway of your Pix to its respective edge 3640 > router. Setup a vlan on a switch, do not make any routers aware of that > vlan...its only a local broadcast domain...kind of like using a hub. > > Say your primary Ethernet interface on both edge routers is E0/0. Patch > both E0/1 interfaces on each 3640 to your local vlan so that they can > communicate, don't forget to no shut these interfaces of course. > Configure > both E0/1 interfaces so that they are both in the same subnet, use a /30 > bit mask so that there is never a possiblity for IP overlap.....you may > totally forget about these interfaces..I warn you..I have on my network > ; > -). Now configure HSRP on Both E0/0 interfaces with each other's E0/0 > as > the stanby IP address. > > Your done! If ISP 1 dies, HSRP will kick in and spoof the mac of your > other 3640. All traffic that hits your edge router pointed toward the > dead > ISP will be forwarded across your local vlan to your other ISP! > > This of course doesn't work if your are running a web server and you are > NATing simultaneously like 99% of the world, however I have a workaround > for that. Instead of registering with the A root DNS server the outside > IP > address of your primary 3640 as the resolution to www.yourwebpage.com. > Pay > a little extra for a fully meshed ISP to host a static page for you. > Register this static page with Internic. Write the static page to do a > JAVA redirection into your network. The ISP will have the headaches of > running the BGP and even if their link to you fails, chances are that > your > static page that they are hosting will still be veiwable to the > Internet. > Simply write your JAVA redirector to have your secondary 3640's outside > IP > address as a mirror site for immediate redirection. > > John Squeo > Technical Specialist > Papa John's Corporation > (502) 261-4035 > > [GroupStudy.com removed an attachment of type application/x-pkcs7-signature > which had a name of smime.p7s] -- David Madland Sr. Network Engineer CCIE# 2016 Qwest Communications Int. Inc. [EMAIL PROTECTED] 612-664-3367 "Emotion should reflect reason not guide it" Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=20436&t=20436 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
