Could be that you have directed broadcast enabled. The Long and Winding Road wrote: > > ""Mossburg, Geoff (MAN-Corporate)"" > wrote in > message news:[EMAIL PROTECTED] > > I'm full of questions tonight... > > My company's Catalyst 6509's MSFC has VLANs configured with > IP addresses > in > > the x.x.x.1 format, but I've noticed that I can telnet to the > MSFC by > > substituting x.x.x.0 or x.x.x.255 for any of the VLAN > addresses. Is this > > normal??? It seems to me like it may be a security risk, but > I really > don't > > know enough about VLANs to be sure. Any ideas? > > > this might seem like a dumb question, but are there vlans or > even hosts with > the paticular address? > > in a subnet with a prefix shorter than /24, the 0 or the 255 > might be a > legitimate host address. > > could be a bug too, but I'd want to know the prefix length and > more detail. > > > > > Geoff Mossburg > >
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