Switching

Hello everybody I have one case:My catalyst is a 6509-E which has a supervisor VS-S720-10G-3C and i want to Use the 10Gb uplinks in order to connect it with a UCS 6248 FI.After checking diferent datasheets i decided to use the following module: Cisco...

hello guys: I'm currently planning a network with a few VLANS. Unfortunatly, I'vegone into somw trouble of solveing this! This is what I got: basic requirements:1. all vlans are not able to communicating each other. 2. all vlan hosts can access serv...

Is there a way to find out the passive switch port of a bonded/teamed NICs?  Any features on Cisco swiches that can generate control-traffic to the passive NIC to indentify which swich port it is connected? or any other logic that is applicable?

Hello guys,I have one question. Little off the track.I have done ccna and one paper of ccnp (642-812-Switching).Now my question is if I do Route (642-902) and TSHOOT will the CCNPcertification be done or I have to sit for the Switch(642-813) again.I ...

Hi,See attached diagram.We have 2 data centres which are connected together via a layer 3  point-to-point link and 1 office which is connected to each of the data centres  using metro ethernet. The interfaces connecting the metro ethernet will be  ro...

I have a 6500 switch and i recently removed a module (line card) from the switch. The problem is that the port configurations of the removed module still exhists in running configuration. I was not aware of the right procedure,http://www.cisco.com/en...

Hi Guysi have a scenario were Default STP is running in the switching Enviroment.My Scenrio is as followsi have a MDF with one Core Sw 4510 .and 10 IDF s with 2 3560 each.Having fiber connection from each switch to the core and uplink between the swi...

Hi Alli have just set up a monitor session with a 3750 stack .Simple enough task you would think.But i only seem to be seeing broadcast packets !!Now there is definitely unicast traffic being used on thehost i am monitoring.I have done the basic comm...

I have just bought 4 Cisco Catalyst 4006 switches and i have been trying to configure them. It was passworded so i tryed to reset the config to take the passwords off. I tryed using documentation reguarding password reset but the confreg command didn...

Hi,When I try to ping a directly connected router with a "size" ot 2000, I see two fragments. The 1st fragment is 1500 bytes and the 2nd fragment is 520 byes. Some "googling" revealed that the IPv4 header is 20 bytes while an ICMP header is 8 bytes a...

Hi,Working with Nexus 7k with NX-OS 6.0(1) code.  There are no ACLs for L2/L3 traffic nor port security in this scenario.  I have two (2) VDCs running and on one VDC when I issue the show mac address-table command with the dynamic, interface command ...

Hi,I have 2800 series router which is directly connected to ISP..How can secure the router from outside access; pls help me on this as I am totally new to the security conceptsThanks                  

Hello ExpertI have 2 C6500 in hsrp environment.Problem descriptionC6500-A------------------------------>   C6500-B, with C6500-A   the active hsrp , and C6500-B the stdbyC6500-A#sh mac address-table count MAC Entries  for all vlans :Dynamic Address C...