Switching

Hello, I am switching over from Netgear to Cisco, our Netgear has our VLAN's already configured and I need to configure them on the Cisco Switch. I can create the VLAN with the cisco network management software but I am having a hard time when connec...

Dear Gents, i have CVR-QSFP-SFP10G(V02) installed on card N7K-F312FQ-25 inside Nexus switch 7009 .when i install 10G and 1 G sfpit doesn't workNX-OS 8(4).1 switch(config-if)# do sh int eth4/3Ethernet4/3 is down (Transceiver validation failed) if i re...

My company using 4500 as core switch, recently we plan to replace all the windows desktops with Apple computers.in order to use Apple Bondour cross the vlans for the Apple devices discovery  (wired connection), i enabled ip multicast routing on the c...

Cisco 2960 doesn't boot properly and only system led is Green in one environment and works fine in other environment what may be the possible causes.Input power is 230 VAC

Hi,I got these switches.Switch Ports Model              SW Version        SW Image              Mode   ------ ----- -----              ----------        ----------            ----   *    1 32    WS-C3850-24T       03.03.02SE        cat3k_caa-universa...

Hi, We have an end customer that wants to buy a 4503-E switch, but as shows in datasheet page it was released to sale in 2007, so it looks like it was a long time ago and end customer doesn't wants a device that could be near of EoS and EoL. End cust...

Hi, I have a pair of 3064PQ with four 40gb ports. I want to connect them with a twinax qsfp cable. Problem is, 40gbs ports appears has 4x10gb. Eth1/51/1     --                 notconnec 1         full    10G     QSFP-40G-CR4Eth1/51/2     --          ...

Greetings to all, yesterday I was doing a test on 2 cisco 2950 and 3750 switches and I got some worrying results ... when I transfer data from one PC to another the maximum bandwidth achieved is 11 mbps, it is important indicate that the switches hav...

HelloRecently we have been upgrading the Firmware on our 2960X Switches from 15.2.(4)E6 to 15.2.(6)E2 to take advantage of the Cisco Configuration Professional for Catalyst Web Interface. Now we tested this fine on Standalone non Stacked switches and...

Hi all, We have two Cisco CAT 6506 switches at our data center site. Each switch only has one Supervisor module (VS-SUP2T-10G).  We have purchased an additional SUP module to install into each switch so that we can create a quad SUP VSS.  Before we b...

We do have 2 Catalyst 4507R+E with 2 WS-X45-SUP8-E supervisros each, total 4 supervisors. The 4507R+E are configured with VSS, currently using TenGig 1-2 on each supervisor.Each supervisor has 8 TenGig ports, but currently for an unknown reason to us...