Switching

Hi all,I have the above switch (3750) installed.  The problem I have below is based on one of the port groups and not all:I have an ESX host running Esxi 5.5 setup with 4 nics using NIC teaming based on port id.On the switch I have 2 ports lets say g...

Site A <-> Site B<-> Site C                    ^                    |                 Site D and moreI have a group of sites using OSPF and PTP interfaces. I have an issue were I am unable to communicate to networks advertised and routed via OSPF at ...

With Luke Primm, Colby Beam and Nicholas Tate   Welcome to this Cisco Support Community Ask the Expert conversation. This is an opportunity to learn and ask questions about converged networks using the Cisco Catalyst 3850 Series Switch with experts L...

our backbone (6509) is connected to atm backbone (nortel passport) those are connected through gigaethernet interface and running ospf in area 0. One week ago we lost the ip connectivity between those backbones, the interfaces were in up but the nei...

Hello we had few instances where 3 different 6509s goes to rommon mode in the middle of the night. when we bring them up (switch off /on) it boots normal without having to type boot. also there was nothing in the log file about what happened.Any idea...

   I need some steps on how to upgrade my supervisor engine on my C4506 switch.Currently:  sh verMod Port Model              Serial #              Versions--- ---- ------------------ -------------------- ---------------------------------1   2    WS-X...

HI,I have a question are the Cisco ASR 1002 router power supply hot pluggable?I have a failed power supply on P0 and i wanted to know if i can replace the faulty power supply without having to power down the router.Thanks,Jack

Hello All,Could use some more help here:1)  When setting up VLANS to route multicast data between two separte devices do you need one ip address for each physical port that is to receive multicast data AND one for each VLAN that has same physical por...

Wondering if anyone can provide a little information on a possible issue that I am having with a Cisco 2911 Router. Over the weekend we received SNMP fan alerts.Here is what Show Environment reports. My question is about the FAN TRAY: MISSING. Has an...

HiWhen I purchase my 4507 with sup 7, do they come only with ios xe ?Also if I buy a redundant supervisor, do I also need a software licence for that or is it one licence per chassis ?

Hi all,I was wondering if anyone may have some answers to my slowness issue that I have with my 2651 XM.So, here is the set up.Vonage device connected to Comast Cable Modem2651  XM is connected to the Vonage device via its Fa0/02960 is connected to t...

Hiwe use a Cisco wireless controller (2500 series) with four access points (LAP1142N).All of these access points have the regulatory domain E (in the product name). Even the lateset access point we added. But this one cannot activate the second inter...

Hi allI'm looking at at 4507r+e with dual supervisor 7 I want to run vss, however does it support quad supervisors?I hear the second one will have to be in rommon?In a failover how would I get the 2nd supervisor working ?Would you need to manually bo...

Hi,I have a proxy box which supports WCCP. However, I have tried following the cisco limited material and it doesn't seem to be working...at all. I'm not even get loss of internet on the clients which I would at least expect.So my setup is as follows...