Switching

Hi Guys,We have a couple of cisco SGE switches connected to a single DELL, between the cisco switches we have a trunk interface. I'm not sure which setting should be configured on the switches to get it working because a loop is occuring.Has anybody ...

Hello,i try to ping an unreachable host to generate an icmp unreachable message on our 3750. I also tested it with an 6500. It didn´t work.ip unreachables on the Layer3 Interface is enabledThen I tested it with a basic Router and it worked fine. On N...

Hi,I'm trying to set up a 2951 with a 24 port switch module. I want the ports to act similiarly to the ports on an 881 router - where I assign the VLANs on the router and I set the VLANs to the switchport interfaces.I would like to be able to create ...

hi ,i want to ask about directing some ips to webpage .my secenario is as below :assume i have router R1  and i have 2  interfaces interface Gi0/1  the users come frominterface Gi0/2  the users go to internet after AAA process and after successful au...

We recently upgraded a Catalyst 6509 switch with a new Supervisor Module (WS-SUP2T-10G) running IOS vers. 12.2(50) SY3 After the upgrade we noticed an error using the WCCP protocol. The following log occurs everytime we enable the WCCP:Nov 24 15:22:4...

Hi,I have C3560 switches in my work environment. I want configure ssh on that switch but the IOS what they have 'c3560e-universal-mz.122-58.SE2' not support. As per advised I was triying to upgrade 'c3560e-universalk9-mz.122-58.SE2" for all my access...

I have a requirement to enable Loop Prevention methods to a pair of UCS switches.We had a situation where a server was incorrectly configured to bridge its two interfaces, causing a loop back towards the network and causing severe impact.We urgently ...

Hi!Two Cisco 3750X can be stacked together to ensure redundancy.Is the attached topology feasible for access layer redundancy?Regards,Alvin

Hello,recently a Win 7 user had several connection problems. The PC was connected to an 2940.I checked the Switch and got Ping timeouts at different time intervals (from every 2nd packet untill every 20th packet).The problem is recoverable and happen...

Hi all,I want to use snmpwalk to get "Total MAC Addresses In Use", but I don't know OID, please help me, any help would greatly appreciated#show mac-adress countMAC Entries  for all vlans :Dynamic Address Count:                5179Static Address (Use...

Hello,I am trying to connect a 6509 switch to a 4503-E switch using single mode dark fiber over a distance of less than half a mile. Although a routine task, it does not work!Here is the scenario:We have a care 6509 switch where we concentrate all of...

The issue has been ongoing for maybe a year, which I believe is about the time  that QIP was replaced with InfoBlox.  The issue is that the clients prematurely give up their IP  addresses and ask for a new one, which the DHCP server hands out but the...

Hello,i have a big problem because i configure a vlans with vrf and HSRP but, when i do "show hsrp brief", dont show this interfaces and, i can ping virtual IP. it seems hsrp dont work.SWSERVSCAMILO_N7010_A# interface Vlan405  description smsc-fwatla...

I've had a read through the docs for the 3750 series switches, but nothing that definately says that jumbo frame routing will work on a SVI.One part specifically I'd like clarification on is:The default maximum transmission unit (MTU) size  for frame...