Switching

Dear Support, i have WS-3750e-24p-l lan base switch, i want to upgrade to ip base. is there a license i can buy and upload or i have to buy new switch with ip base licesne? Mulham

I have two vlans  in L3 (3560)and this is trunked to l2 (2950) switch ..  Both switch have native VLAN1  but there is around 20 host on L2 switch in that VLAN .     Now my host from L3 cannot ping the native vlans  host of L2 switch ..  Things i trie...

Can anyone describe me the situation when all the vPC peer-link between two Nexus goes down. Does both the switches forward traffic independently ?

Hi, We encounter some issues for setting up a NTP high availability architecture. We have 2 GPS appliance which provide stratum 2 NTP services and a 3750x which redistribute NTP to all Vlans (approx. 100). The issue is when the 3750x reboot it broa...

Are the infinity black cables shipped with the 3750X-12 still under support and are there any issues using such cable to interconnect the 2 3750X-12

Hello,  I have the following problem: I need to mark packets (to downgrade ip dscp priority) coming from VLAN 250 and going to VLAN13. Access-list has been defined to match needed packets and class-map and policy-map have bee conigured and applied to...

hi, i have 15-20 switches at access layer and 2 numbers of core switches at core layer. for redundancy i want to setup a ring topology. My physical connectivity is as follow : 1st core switch -- access layer switch-1 -- access layer switch 2 -- ac...

I am trying to create a simple manual EEM script so when you login to a switch and run "event manager run tshoot" it will run the follow EEM script and show the interfaces in an error disabled script.  The switch takes the configuration, but when I r...

Dear all, We have cisco 4507 at the distribution layer, where several VLANs are there. For past few days we are observing that users of one vlan VLAN 52 are unable to connect to the network. On investigation, we found out that the users of this VLAN...

All,What do the buffers RxQFB, RxQ0, RxQ1, RxQ15 etc.. mean in the "sh buffers" output ?Interface buffer pools:RxQFB buffers, 2040 bytes (total 904, permanent 904):     895 in free list (0 min, 904 max allowed)     18497860 hits, 0 missesRxQ0 buffers...