Re: Re : Default port-channel load-balance for 3550 ...

From: Gregory Gombas (ggombas@gmail.com)
Date: Wed Sep 26 2007 - 11:09:15 ART


That IF they give you access to the 3550 documentation!

On 9/26/07, ccie1101 <ccie1101@gmail.com> wrote:
> Okay thanks again dee .... :).
>
> ccie1101.
>
> On 9/26/07, dee <devecchio.turner@sbcglobal.net> wrote:
> >
> > DOC-CD again..ie default
> >
> > port-channel load-balance
> >
> > Use the port-channel load-balance global configuration command to set the
> > load-distribution method among the ports in the EtherChannel. Use the no
> > form of this command to return to the default setting.
> >
> > port-channel load-balance {dst-mac | src-mac}
> >
> > no port-channel load-balance
> > Syntax Description
> >
> > dst-mac
> >
> >
> > Load distribution is based on the destination host MAC address. Packets to
> > the same destination are sent on the same port, but packets to different
> > destinations are sent on different ports in the channel.
> >
> > src-mac
> >
> >
> > Load distribution is based on the source MAC address. Packets from
> > different hosts use different ports in the channel, but packets from the
> > same host use the same port.
> >
> > Defaults
> >
> > The default is src-mac.
> >
> >
> >
> > On 9/26/07 12:54 AM, "ccie1101" <ccie1101@gmail.com> wrote:
> >
> > Thanks Brian and Dee :) I was looking at the 3550 ver12.2(37)SE but it
> > does not have the command reference there ..... I will need to improve my
> > navigation skills on the Doc CD.
> >
> > [1] On another note, if we create a channel and do not explicitly enable
> > port-channel load balance, would the channel use its default value ?
> >
> > Thank you,
> >
> > ccie1101.
> >
> > On 9/26/07, *dee* <devecchio.turner@sbcglobal.net> wrote:
> >
> > Go to the command reference... In the real-lab this kind of stuff will
> > save
> > you lots of time..
> >
> > port-channel load-balance
> >
> > Use the port-channel load-balance global configuration command to set the
> > load-distribution method among the ports in the EtherChannel. Use the no
> > form of this command to return to the default setting.
> >
> > port-channel load-balance {dst-mac | src-mac}
> >
> > no port-channel load-balance
> > Syntax Description
> >
> > dst-mac
> >
> >
> > Load distribution is based on the destination host MAC address. Packets to
> > the same destination are sent on the same port, but packets to different
> > destinations are sent on different ports in the channel.
> >
> > src-mac
> >
> >
> > Load distribution is based on the source MAC address. Packets from
> > different
> > hosts use different ports in the channel, but packets from the same host
> > use
> > the same port.
> >
> > Defaults
> >
> > The default is src-mac.
> > Command Modes
> >
> > Global configuration
> > Command History
> > Release
> >
> > Modification
> >
> > 12.1(4)EA1
> >
> >
> > This command was introduced.
> >
> > Usage Guidelines
> >
> > When src-mac is used, load distribution based on the source and
> > destination
> > IP address is also enabled. For all IP traffic being routed, the switch
> > chooses a port for transmission based on the source and destination IP
> > address. Packets between two IP hosts always use the same port for packet
> > transmission, but packets between any other pair of hosts might use a
> > different transmission port.
> > Examples
> >
> > This example shows how to set the load-distribution method to dst-mac:
> >
> > Switch(config)# port-channel load-balance dst-mac
> >
> >
> >
> >
> >
> > On 9/26/07 12:21 AM, "ccie1101" <ccie1101@gmail.com> wrote:
> >
> > > Hi,
> > > I was going over the DOC CD and I could not find the default valud
> > for
> > > port-channel load-balance for the 3550 ..... For the 3560 the default
> > for
> > > the port-channel load-balance is
> > > src-mac.
> > >
> > > * Can someone let me know what is default for port-channel
> > load-balance
> > > on the 3550 ?*
> > >
> > > Many thanks,
> > >
> > > ccie1101.
> > >
> > > _______________________________________________________________________
> > > Subscription information may be found at:
> > > http://www.groupstudy.com/list/CCIELab.html
>
> _______________________________________________________________________
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