Switching

Hello Guys,   I am trying to migrate DHCP from windows server to IOS device. We have a VLAN with vrf and the requirement is to do MAC address reservation with IP source binding on access layer switch. I am using below config but it does not work, I s...

Dear team, we are facing problem in cisco catalyst switch, actually we are using Cisco catalyst 4500e switch, Two month back we upgrade IOS from "cat4500e-ipbasek9-mz.150-2.SG" to cat4500e-ipbasek9-mz.152-2.E1.bin “since i upgrade new IOS that  was r...

Hi All,I have not got clear picture of the commands "boot system" and "boot bootldr".Thought i tried reading the explanation in cisco ref document for multiple times i didnt get what it exactly means Can someone please help me to understand what thos...

                   We have a 4500x Switch in this ssh commands are not available.its running on (cat4500e- UNIVERSAL-M), Version 03.03.00.SG) IOS XE. Please help.

  Hi.. I am planning to run VSS on cisco WS-C4506-E switches, could you pls suggest me stable software version for this. I have below image currently. cat4500e-universalk9.SPA.03.05.03.E.152-1.E3.bin

Hi All,   My question is it possible a switch carry multiple VLAN uplink to the router doing in bridging mode?   I not allow to have interface BVI with ip address? Is it the right answer for it is doing it in concurrent routing and bridging and integ...

Hi Everybody     I have a task which I can not solve it. :-(  There is a small company with two separated Internet service provider. Inside a company there are two separated LAN. One of these LAN should use first ISP. The other LAN has more separated...

We have a scenario where we have VLANs spread through VDCs on a pair of 7Ks, one VDC running MSTP with 3 instances and another running RSTP. We are then connecting some 3rd party switches for a DC environment that are running PVST.      Root guard tr...

Hi! who can tell how many isg sessions supports esp-100?for example, esp-40 supports only 32k isg sessions thank you ------------------------- Cisco TAC:ASR1006 + RP2 16Gb + ESP100- 58,000  PPPoE sessions- 128,000 IPoE sessions ( ISG=IPoE )    

  Hello, I'm getting this message for no reason. I have spanning-tree mode rapid-pvst applied on all interfaces and vlan and even then the message continues. What can I do?     %L2FM-2-L2FM_MAC_FLAP_DISABLE_LEARN_N3K: Loops detected in the network fo...

Hi All  After some assistance i have a cisco 881 router that is working fine for all connected to it. However there is currently no connection to internet. Is what we would like to know can this be connected to our other small router that has 3G sim ...