Re[2]: [load balancing] switch redundancy

From: GUILLON Gabriel (gabriel.guillonIZZATc-s.fr)
Date: Tue Aug 21 2001 - 04:03:48 EDT

  • Next message: Stephane LITKOWSKI: "Re: [load balancing] switch redundancy"

    unsubscribe lbl-vegan

    > I heard about teaming technology.

    > It can help you to do that.
    > ----start info from intel sites----
    > http://support.intel.com/support/network/adapter/ans/index.htm
    > http://support.intel.com/support/network/adapter/ans/teaming.htm
    > Adapter Fault Tolerance (AFT) - Can be mixed Intel adapter types/speeds as
    > long as there is at least one server adapter in the team. Primary adapter
    > will pass it's MAC and L3 address to the failover adapter. Implemented in
    > Microsoft Windows* 2000 and Windows NT* 4 , NetWare* 4.1x and above, SCO
    > UnixWare* (10/100), and Linux.
    > ----end info from intel sites----

    > When I test AFT last year, it need 1minutes or more to failover.

    > Regards,

    > -Mansu Kim
    > mailto:mansukimIZZATnortelnetworks.com
    > job://SE.Korea.CNBU.Nortel.Networks
    > phone://+82-2-3707-3955
    > mobile://+82-16-288-3771
    > Postal: Nortel Networks Korea Ltd.
    > 16th Floor, Hae Sung 2 Bldg. 942-10 Daechi3-Dong,
    > Kangnam-Ku, Seoul, Korea 135-283

    >> -----Original Message-----
    >> From: Patrick McAndrew [mailto:PMcAndrewIZZATstudentadvantage.com]
    >> Sent: Tuesday, August 21, 2001 2:48 AM
    >> To: 'lb-lIZZATvegan.net'
    >> Subject: RE: [load balancing] switch redundancy
    >>
    >>
    >> The two nic's will be connected to two layer two switches.
    >> The switches will be connected to a pair of load balancers.
    >> The servers will be in a seperate vlan, their network will be
    >> a RFC1918 compliant one.
    >>
    >> I am assuming the server nic's would be in seperate bridge groups?
    >>
    >> I am going to be running HSRP on the switches, but I'm
    >> wondering how to get the server to notice when a switch is
    >> down, and use the other interface.
    >>
    >> Does anyone have experience with doing that? If I don't make
    >> myself clear, email me.
    >>
    >> Thanks
    >> Pat
    >>
    >>
    >> > -----Original Message-----
    >> > From: Stephane LITKOWSKI [mailto:st_litkowskiIZZAThotmail.com]
    >> > Sent: Monday, August 20, 2001 11:48 AM
    >> > To: lb-lIZZATvegan.net
    >> > Subject: Re: [load balancing] switch redundancy
    >> >
    >> >
    >> > What r u talking about ? Layer 2 switches ? or Layer 3 or 4
    >> switches ?
    >> > Are the server nic's bridged between them ?
    >> >
    >> >
    >> > ----- Original Message -----
    >> > From: "Patrick McAndrew" <PMcAndrewIZZATstudentadvantage.com>
    >> > To: <lb-lIZZATvegan.net>
    >> > Sent: Monday, August 20, 2001 5:29 PM
    >> > Subject: [load balancing] switch redundancy
    >> >
    >> >
    >> > > Hello all,
    >> > >
    >> > > I'm wondering how some of you use switch redundancy.
    >> > >
    >> > > Here's the situation:
    >> > > I want my webservers to have two nic's in each box.
    >> > > The two nic's will be connected to two differant
    >> switches. They will
    >> > > have an identical configuration, I don't want to
    >> > do anything
    >> > > fancy, just provibe switch redundancy.
    >> > >
    >> > > What is a good way to go about doing this? STP? How will
    >> > the servers know
    >> > > not to use one nic as opposed to the other?
    >> > >
    >> > > Thanks in advance!
    >> > > Pat
    >> > >
    >> > >
    >> >
    >>

    -- 
    

    Gabriel Guillon, CS SI



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