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Hi,I'm hoping someone can help me with this strange situation. We have vlan 1 (i know, i know....) deployed throughout our campus. I noticed a high incidence of unicast flooding recently and delved into the spanning-tree diagnostics. 'show spanning-t...
Hello all,Just looking for (hopefully) a quick answer on this. Got a weird situation with a mgt server looking for link status on a 4500 switch and some Disaster Recovery servers which are down except during DR invocation. Our mgt server always shows...
Folks,I?ve been messing around with policy-maps with an eye to using policing in a production scenario. Switch is Catalyst 4507R, IOS 12.2(20)EWA.Currently the test policy-map is applied to my PC switchport as follows:!My PC IP addressip access-list ...
When an interface responds to DHCP broadcast, how does the router select which helper address to send the request to? Does it go sequentially i.e. first helper address is selected unless it is down, or is it some other order like round robin? Example...
Guys,For some strange reason, one of our suppliers needs to install a device (Nortel Meridian media card) which cannot have an IP address configured on it.The supplier engineer swears blind that on other sites, he can connect to this device just by u...
Good suggestion and a distinct possibility. My concern with just labelling the ports is that there a few of us on the network support team and even though people may get the message initially about not touching designated 'DR_PORTS', it's the kind of...
Andrew,Boy is my face red. First time I've tried qos settings on this access switch and yes, qos was disabled. Back to the drawing board.Thanks for your help,Martin.
Thanks, that definitely ties in with what we're seeing. So if both DHCP servers respond, how does the router know which response packet/frame to discard? Or does the host itself discard the packet/frame?
