Switching

Anyone know if it is possible to make a 3750 (or 3560) trunk port promiscuous, like the 4500's can? I want to trunk between the 3750 & an ASR1002 router and make the ASR the L3 gateway for the private VLANs off the 3750 (3560). I've tried a few flavo...

Hello,Is it necessary to have the ip-helper address on the vlan interface? We are having problems with thin-clients obtaining a dhcp address. This happens sporadically and to resolve we must make a reservation in dhcp then give the client a static ad...

Hi there,I got following messages from cat4500 in cyclic intervals- WS-C4506 with Sup IV- IOS: 12.2(46)SGC4K_L3HWFORWARDING-3-* MASKTABLECONSISTENCYCHECKFAILED* FWDCAMCONSISTENCYCHECKFAILEDSearching thru cisco.com it is stated that TAC should be cont...

I accepted a job requiring Cisco equipment, which I'm not familiar with, and need help accessing the GUI screens on Aironet 1200 AP's. I've tried following the run-around with the on-line manuals and can't make it work. I need to know the specific ...

Does anyone know what kind of packet filter is exactly applied in a storm control situation:%STORM_CONTROL-3-FILTERED: A Broadcast storm detected on Gi0/4. A packet filter action has been applied on the interface.Is this a packet filter that:- drops ...

Catalyst 3750 is Layer 2+3 switch, can we terminiate Internet WAN link on it and make it gefault gaterway of our Network?Thanks

Currently the switch is running image s72033-ipservicesk9_wan-vz.122-33.SXH4.bin.I am trying to upgrade to 122-33.SXI for the Cisco Catalyst 6500 Series Virtual Switching Supervisor Engine 720 with 10GE uplinks .But there are two options I can choose...

Switch c2950 has the c2950-i6q4l2-mz.121-19.EA1c.bin image and i upgraded it with the following image c2950-i6k2l2q4-mz.121-22.EA10a.bin. when i tried to reload the switch its says %Error reading the new image and its starts of with the old image.Wha...

HiCan anyone tell me the difference between NM and HWIC. I want to use almost 8 internet connections on 2821. All connections are on Ethernet. Which card should i take HWIC-4ESW or NM-16ESW ?

There are 2 switches: one is Layer 3 switch and access Switch. Need to add new Vlan (vlan200) that will be used to provide the users access to the server. And need to restrict access to vlan (vlan100) in the following manner:1. User connecting to acc...

Hi all,Pls advice if you have experience performing ethernet load testing What i was planning to do was to have ethernet modules (NM-16ESW and HWIC-9ESW) loaded on a 2811 and 3845 and provide performance results based on ethernet loads.Qtns that i w...