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...