Re: WG: [load balancing] Alteon 2424 config

From: Wei Keong (chooweikeongIZZATpacific.net.sg)
Date: Wed Sep 17 2003 - 09:11:01 EDT

  • Next message: Giles Scott: "RE: [load balancing] Alteon 2424 config"

    Hi Peter,

    Sorry, my mistake. Filt 1 was enabled during the test. I observed firing,
    and session in Alteon 2424. Tcpdump at the real server also confirm this.

    Thanks,
    Wei Keong

    On Wed, 17 Sep 2003, Schimscha Peter wrote:

    > Hello,
    > are you aware that filter 1 is disabled?
    > regards, Peter.
    >
    > --
    > Ing. Peter Schimscha | Expert TAS - Data & Broadband
    > Kapsch CarrierCom AG | Am Europlatz 5 | A-1120 Vienna | Austria
    > Phone: +43 (0)50811 3813 | ESN: 572 3813
    > Mobile: +43 (0)664 628 3813 | Fax: +43 (0)50811 3503
    > mailto:peter.schimschaIZZATkapsch.net | http://www.kapsch.net
    >
    >
    >
    > -----Ursprungliche Nachricht-----
    > Von: Wei Keong [mailto:chooweikeongIZZATpacific.net.sg]
    > Gesendet: Mittwoch, 17. September 2003 11:30
    > An: lb-lIZZATvegan.net
    > Betreff: [load balancing] Alteon 2424 config
    >
    >
    > Hi all,
    >
    > I am exploring the use of Alteon 2424 to redirect and load balance tcp 80
    > traffic.
    >
    > For the load balance algo, I have managed to run L7 hashing host header
    > (filt 2), which will NAT the CIP -> DIP to CIP -> RIP, before redirecting
    > to the real server.
    >
    > However, when I try to do L4 hashing (filt 1), I observe the traffic
    > CIP -> DIP is not NATed, before redirecting to the real server.
    >
    > Has anyone tried running L4 hash & L7 hash together in Alteon 2424? Can
    > show me how to configure?
    >
    > Thanks,
    > Wei Keong
    >
    >
    > /c/slb
    > on
    > /c/slb/adv
    > direct ena
    >
    > /c/slb/real 1
    > ena
    > rip x.x.x.1
    > /c/slb/real 2
    > ena
    > rip x.x.x.2
    >
    > /c/slb/group 1
    > metric hash
    > viphl dis
    > add 1
    > /c/slb/group 2
    > metric hash
    > viphl dis
    > add 2
    >
    > /c/slb/pip/pip1 x.x.x.1
    > /c/slb/pip/pip2 x.x.x.2
    > /c/slb/pip/pip3 x.x.x.3
    > /c/slb/pip/pip4 x.x.x.4
    > /c/slb/adv/synatk
    > thrshld 1000
    > /c/slb/layer7
    > dbindtm 10
    > /c/slb/layer7/redir
    > urlal dis
    > nocache dis
    > header en host
    > /c/slb/layer7/slb
    >
    >
    > /c/slb/filt 1
    > dis
    > action redir
    > sip x.x.x.4
    > smask 255.255.255.255
    > proto tcp
    > dport http
    > group 1
    > rport 80
    > vlan any
    > /c/slb/filt 1/adv
    > thash dip
    > /c/slb/filt 1/adv/layer7
    > l7lkup dis
    > parseall dis
    >
    > /c/slb/filt 2
    > ena
    > action redir
    > proto tcp
    > dport http
    > group 2
    > rport 80
    > vlan any
    > /c/slb/filt 2/adv
    > dbind ena
    > thash dip
    > /c/slb/filt 2/adv/layer7
    > l7lkup ena
    > parseall dis
    >
    >
    > /c/slb/port 1
    > filt ena
    > add 1-2
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