Switching

Hello Just curious if anyone has done any troubleshooting on packet loss over the uplinks to the asic on 4500 platform. We are running WS-X4548-GB-RJ45 modules which has an 8:1 oversubscription with 6 gbps but I want to verify drops on the uplinks...

Hello, Say i have two core swiches with each on with a VSS Sup 720-10G, if the VSS supervisor 720-10GE dies on one of the core switch does the core switch with still good VSS Sup 720-10G support all the routing, etc for both core switches? Thanks,

Hello,What is consider for ports to be in the same Vlan subnet, is it Vlan name or the ip address given to the SVI or the subnet advertise for that vlan on a layer 3 switch.  Like for example say have 4  layer 3 switches connected where some ports on...

OK, I am kinda a tech geek, so I understand about enough to get me in real trouble.....What I am trying to accomplish:I travel alot for work, when I am home, I can monitor my 15yo sons internet easily, when I am gone, my wife can't.I want to put him ...

Hi guysHave a packet tracer session I have multiple routers set up with > 1 switches attached to these. I am trying to ping 172.17.0.0/24 network from a pc connected to the router below.I can successfully ping from the router itself, but the pc does ...

Hello Team,I have a site where many voice gateways are going to be located with ISDN30's in place. We need to span the traffic from these ports/vlan to remote DC's (to DC1 and DC2) to a particular VLAN or port (worst case scenario). The remote locati...

Hey guys i have been stuck for awhile on trying to redistribute Vlans through OSPF. Ive struggled for awhile now and im still confused. Could i upload my packet tracer file and if possible could you point out where im going wrong? I have added the vl...

I'd like to create a blackhole VLAN (maybe not a good name for it) for two reason.s 1 assign it to unused ports and turn them off. 2 so when a tech goes to install a device and the port is enabled they would pull an unrouted DHCP ip address. My quest...

wht is difference between ip default gateway & ip default network ?

How do I allow more then one device on all ports of the 520 Switch. When I hook another switch to any port on the switch it will only allow one Mac address/ or device to that connections. How would I disable that. Any step by step instructions would ...

We have a 4506 SUP7-E VSS pair running as our network core. There are several layer 3 fiber connections going out to around 25 buildings. We have a mixture of physical servers, layer 2 switches, IBM Blade Center and a Cisco UCS B series fabric interc...