Does the Distribution Switch act as a root bridge on all your vlans? > -----Original Message----- > From: steve skinner [mailto:[EMAIL PROTECTED]] > Sent: Friday, March 08, 2002 9:33 AM > To: [EMAIL PROTECTED] > Subject: blocking spanning tre ports [7:37663] > > > guys, > > another question .. > > in on of my sites i have clusters of 3548 switches .. > At each end of the cluster i have a link to the distribution layer... > i have multiple uplink to each switch (6 in cluster).. > and in the middle we have set the spanning-tree cost on one > interface of the > uplinks to much higher than default ...(that way switch 1 -3 use > distribution link 1 and switch 4-6 use distribution link 6 > )..what i am > finding odd is that on switches 3 and 4 (the middle of my > cluster) i have to > increase the cost on both switches`uplinks sometimes > and others just 1 switch, other times.(to force it into blocking)... > > floor 1 i had to do both > floor 2 just switch 3 > floor 4 both > floor 5 just switch 3 > floor 6 just switch 3 > > what i dont understand is why...??? > > i should have to set the uplink ports from 3 to 4 to > both having high costs ... > > why does it sometimes work with just one... > > any idea`s.. > > _________________________________________________________________ > Get your FREE download of MSN Explorer at > http://explorer.msn.com/intl.asp.
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