Hi,I'm trying to configure a Cisco Catalyst 6500 switch to not allow traffic from our traffic generators to go over the trunk link to the rest of the network. Currently I have multiple VLANs that correspond to different lab setups, each having traffi...
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Forum Posts
I have two 3750E in a stack running stackwise plus. I need to add another switch. I have a 3750 100mb switch and a 3560G. Which would be faster or better.
Has anyone ever had to connect devices with SFP+ on one end and CX4 on the other? I am looking for suggestions of cables that are compatible with Cisco switches, the 3850 in particular. Any help would be appreciated, thanks.
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Hi I just bought a 3750 from a company and stacking was configured I tried clearing all settings but the stack configs still come up when reloaded need help disabling stacking.Switch(config)#no switch 1 provision WS-C3750-48TS%Switch can not be un-p...
Hello. I am working with a I believe very simple setup here, yet I can't seem to get a connection working. I have a 891W router, IOS 15.2. I have 6 such routers deployed at other sites, all with the same ISP and type of static IP cable modem setup...
Resolved! Unable to Ping
First let me apologize for posting probably such a simple question but i'm new to configuring routers so please be nice :) I have installed a 2nd router on our network (my first router config) from this router I can get out to the rest of the network...
Hello,I am trying to configure DHCP snooping on a Catalyst 3850 running software version 03.03.04SE.It just does not seem to work at all.I have stripped the config right back to the basics but at no point can my clients get an IP address and the DHCP...
I work in a 13-floor building in my company.Each floor carries about 65 employees.I want to design a complete VoIP network, separated from the Data network (Please do not ask why).I think all my need will be switches, but I want to know how it will b...
Resolved! 2960-X High CPU Usage
Hi Guys,Recently we purchased C2960X-24TD-L. We were just trying to configure switch. I just noticed there is high cpu rate even the nothing is connected. Is it rates is normal ? It looks like high for me.Software version is latest : Cisco IOS Softw...
current our gateways (6500 switches) are running pvst, we have to change it to rapid-pvst,i also have to update stp root, so that sw-1 is root for odd vlans and sw-2 is root for even vlans. what will be convergence time for pvst -> rapind-pvst & span...
Hello Guys,I am little confused my doubt is that STP uses 50 sec or 30 sec to make a port in forwarding state. But i don't know in which case it will take 50 and in which case it wil take 30 please explain in detail.Thanks in advance
I have an interesting issue on various models of switches that are operating with the 12.2(35)SE5 strain of IOS. When we configure the following commands the username is not logged upon a successful loginaaa new-modelaaa authentication login PHY_ACCE...
Hi Support Community I have searched all over the web and cannot find a definitive answer to the question - " when using policy based routing and IP next hop parameter does this next hop take precedence over connected routes ? " I know it does over s...
I have several Cisco 4500 switches on my network. I checked the logs and this error message C4K_L2MAN-6-INVALIDSOURCEADDRESSPACKET: Packet received with invalid source MAC address (00:00:00:00:00:00) keeps generating every 24 hrs. How can this prob...
