Switching

Hi NetPro,i would like to know about the Switch / Router . if the IOS image initially using IPBASE, (flash:c2800nm-ipbasek9-mz.124-3e.bin) , i plan to upgrade to c2800nm-entbasek9-mz.124-24.T1.bin .will this causing problem or the hardware is not com...

Hi All,we have new 2 65009 E-series switches and was planned to Vlan implementation,DHCP,HSRP (redudancy for Vlan).both the Switches are running IOS System image file is "sup-bootdisk:s72033-ipbasek9-vz.122-33.SXH4.bin".Earlier network was confiogure...

Hello All, I was doing some testing today and seem to have encountered a weird problem(I assume). The scenario is as follows.* the switch is a couple of C3750 interconnected and doing the L3 function for its LAN* they also operate on the hsrp so...

Good day,im trying to create four L3 Vlans on a stacked 3750 (one 48 and 1 24 port) setup.Im able to create the four VLANs but only two are coming up. the other two are up but line protocol down.im probably getting old but shouldnt this work or am i ...

Hi, I was asked by my client to have L2 network spread over L3. I am aware of the VPLS stuff. It will be great help if somebody can guide me to the subject line technology documentation for cisco products. The bried decription about OTV: A method and...

I have a problem where we have multiple devices connected to a catalyst 2960 switch. However a few devices get connected via a wireless trunk and enter the switch via a single port. However the other portion of the network is also connected to the wi...

Hi I have been asked to configure multicasting for a network containing one stack (two 3750e emi) and tree 2960G switches in the following configuration and :3750(stack)--2960--2960--29603750 will be configured with PIM to route multicast traffic. Al...

Networkers,We run eigrp on router. Router has DS3 connection to DSL provider. If DS3 bounce, some of connection does not come back up even though atm subinterfaces shows up. Is there any command to show number of eigrp neighors.Topology: (Sorry for...

Does WS-C3548-XL-EN have a life time Warranty?This unit has not SmartNet but my understanding is there is a lifetime warranty that would replace this bad unit in about 10 to 20 buisness days. Is that correct?Thanks,Paul

Hi,We are thinking about utilizing the 3750's stacking option.My question is, what is the maximum number of switches you can have in the stack?Jamie

Hello, I need enable a port VLAN.

Hi,While implementing IOS based firewall,normally we will apply permit ACL to inside interface of router.Followed by ip inspect rule in "in" direction. Then apply deny all ACL on outside interface so that connections initiated from internet are not a...

HiPlease see attached diagrams and configs.I have 100M lan extension between two sites,if this lan extension is down THE TWO SITES loose connectivit.I am trying to achieve redundancy here with 20M Lan extension as backup line so that we have redundan...