Switching

We have several 3750 stacks across our campus that we are unable to completely clear port security on. We have mac address stick set up on all access ports. When we clear the sticky address on the port, the mac address is removed from the running con...

We currently have a Cisco 1841 router with version 12.4(1c) of IOS using image c1841-ipbase-mz.124-1c.bin.  Our goal is to make it so our router can fully support IPv6. The current IOS version cannot. I've seen a site that seems to indicate 12.4T doe...

I'm a bit stuck.I am trying to capture Internet usage traffic to a 'monitoring agent' for analysis.  Previously this was done using local span to a single destination physical host on the same switch(4506) as the firewallThe monitoring agent now sits...

Hi Colleagues,I need your help. I googled a lot many documentation about IP SLA work in Nexus 7K, but I did not have sucess.I can configuring IP SLA in Nexus 7K with NX OS version 5.1(5)?Tks for help!Cesar Soares

Goodmorning.I had a problem on my LAN and I hope you can help me to figure out the cause.What happened: an employee attached a mini-switch to his desk lan outlet and then attached the two ends of same cable in two ports of the miniswitch.As a result,...

We recently setup our new 4510 chassis and I'm having issues with the redunant supervisors not being redundant.I'm under the assumption that switching between SUPs during IOS upgrades should be seamless and not drop the network connections? This is t...

Hi,Hope someone can help with this, I'm struggling with configuring the above router with a SDSL connection in the UK.  To be honest this is the first time I've configured SDSL on Cisco products but I have configured ADSL in the past.Basically everyt...

I am setting up multiple vlan interfaces on a pair of HSRP Routers that will provide layer 3 routing for a network.  I am seeing this command sporadically show up in the router config - mac-address-table static 0000.0c07.acd2 vlan 210I am not enterin...

Hello is possible to have WS3750G-24PS in one stack with WS-C2960S-24PS? I want to add two new WS-C2960S-24PS to stack with one  WS3750G 24PS. Thank you in advance for help! Br Jaroslav Bilek

Hi,I need a way to find out weather a Vlan is allowed on a trunk interface or not.Even If the Vlan is not yet created, or already deleted but not removed from the trunk. So "show vlan id xxx" doesn't help."show int trunk | grep vlan xxx"  would be gr...

Hi AllGood Dayi configured a DHCP pools at 3560 Sw to serve the users , but some users need Static IP address on the PCs , how can i ensure to assign fix IP address to the user via DHCP pool ,,,, any suggestions regards

Hi All,we need to monitor access ports with 802.1x enabled on them via regular SPAN. we are using 3750x and Cat6k.When dot1x authentication failed on 3750 and port state is in "up/down", we can still see broadcast packets (arp request) on the monitor...

Dears,I have been visiting CISCO website since 2004 and being always working at vendor/partner company , accessed the STEPS TO SUCCESS portal alot !!! But today, i have some questions , and need experts to shed light on it !1> where could i find poss...