Switching

I have a 4503-e with WS-X4013+TS supervisor and WS-X4548-GB-RJ45 card.  I purchased a WS-X4648-RJ45-E card and installed but IOS says its unsupported.  Supervisor is running 12.2(46)SG software and 12.2(31r)SGA firmware.  Obviously I'm hoping this ca...

Guys,If I confiured the port like below:switchport trunk native vlan 10switchport trunk allowed vlan 11,12does the vlan 10 allowed passing ? or it still need add vlan 10 to the allowed vlan list like switchport trunk native vlan 10switchport trunk al...

Hi expert,Just wondering is it possible to connect UCS FI directly to C2960S using Twin Ax Cable (3M long) ?Was given a task to test it out, hope you experts could lend a hand Cheers

I cant seem to get NAT working for my DMZ interface. NAT works fine for Inside to Outside. My liscense is the the base so I have a limited DMZ, but I should still be able to NAT from DMZ to Outside. Here is my running config for the ASA.CobraUnit-ASA...

I have came across this topic, and I am wondering if this images can be uploaded to any 2900 series switches or not, and if this will work as access port for more than vlans.http://www.cisco.com/en/US/docs/switches/lan/catalyst2900xl_3500xl/release12...

I am having hard time in understanding the hardware portchaeel resource conecpt in Nexus 5Ks. Can someone please explain which scenario is considered as a hardware portchannel and which is not. According to cisco documentation, 5548UP switch with lay...

I just started a new job and my first order is to create a new subnet.   The company has been working on the 192.168.1.0/24 network for some time  and have used up all but 4 IP addresses.  I wanted to make a /23  network and put certain devices on th...

Difference between LSA & LSU in ospf ?

Hi,I have the above firewall which is working as it should but I have came across an issue with a recent upgrade to Microsoft Exchange 2007 and Outlook 2010 Autodiscovery due to the way the port forwarding has been configured for Outlook Web Access (...

Hello,I have 3560x switch with IPBASE imagec3560e-ipbase9-mz.150.1.SEI cannot enable OSPF, why?#.....router ospfdoes not workPlease help

Hi,I'm in the process of upgrading the IOS of our 6500 switch and unfortunately, the images were messed up by other users. Here's the output of show redundancy.sh redundancy | i Mode|Current Software state|Active Location|Image Version|IOS|Standby Lo...

Hi,I have a problem with x4648-rj45V+E module, which is not forwarding frames/packets in my 4507E switch. I have done the diagnostic and the module test is passed. When i try to ping from one PC to another in the flat network, icmp is not forwarding....