Hi Matt, The plugged device (switch) Gigabit interface is auto negotiating to 100. I'm talking about the speed not the bandwidth.
Thanks, - Mohammad On Tue, Jul 27, 2010 at 12:27 AM, Matt Hill <[email protected]> wrote: > HI Mohammad, > > Are you sure the interface is at 100/F? Is the interface just showing > "bandwidth 100" under show interfaces? > > What speed is the device plugged into the Gigabit port of the BVI > negotiating at? > > I have a feeling that the BVI is reporting 100 for the "bandwidth" > statement for your routing, qos etc under show interfaces but the L2 > interface is still working at 1000. > > Cheers, > Matt > > CCIE #22386 > CCSI #31207 > > On 27 July 2010 04:14, Mohammad Itani <[email protected]> wrote: > > My friend asked me a question about a BVI used to combine > > one GigabitEthernet interface and one FastEthernetinterface. > > > > The BVI is always working at the speed of 100 Mbps although stp is > blocking > > the path through the FastEthernet (used as a backup path only). > > > > When he unplugs the fastethernet cable the bvi works at the gigabit speed > > but when he plugs it again it falls to the lowest speed. > > > > Can we force BVI someway to perform at the speed of the Gigabit interface > > and only fall back when the other path is not blocking? > > > > I know this doesn't seem to be logical but just maybe in case there's a > way > > to help my friend :) > > > > Thanks, > > > > - Mohammad > > > > _______________________________________________ > > For more information regarding industry leading CCIE Lab training, please > > visit www.ipexpert.com > > > > >
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