Switching

Dear all,   we have 4 switch with 2 in VSS mode : - 2x WS-C6509-E (in VSS) - 2x WS-C4510R+E (in VSS)   When configuring etherchannel between them, we get the following error :   *Apr 12 03:44:44: %LINK-3-UPDOWN: Interface GigabitEthernet1/1/10, chang...

I'm testing rolling out Private VLANs for VM Isolation in our VMWare Environment.  I've created a primary VLAN and an Isolated VLAN and associated the Isolated VLAN from the Primary VLAN on our Nexus 3172TQ.     I then added them to the uplink trunks...

Hi, I am trying to configure ASA 5525-x firewall but do not see any route info on it. Its ASA vesrion -7.9(2) I configured its int gi0/7 with IP address : 10.10.200.254/24 and this port is connected with 2960-X switch's g1/0/2 port. the switch port i...

Hello Guys,   My company just buy building with Infrastsructure which is having 2 6504 E as core switches and 4506 connected with it access layer switches. all access layer switches connected with SFP ports to core switches (one port to each 6504 E s...

I am trying to build a new network using a 3560G and a C3900, from the 3900 I can reach directly to the internet however after connecting the switch I cannot ping the router from the switch nor can I reach the internet..... I have posted both configs...

Is there a NX 2k that has 4 SFP+ ports, can do routing (at least basic - static, basic EIGRP, OSPF) and do 802.1q trunking?   If not, whats the smallest NX that has at least 4 SFP+ ports and can do routing (as above) and 802.1q trunking.   Thanks!

Hi, I'm wondering if i have a breakout connection from 40G to 4*10G. What should be the configuration of the 4*10G ports, should it be port-channel to group the four 10G ports and do nothing on the other end of 40G?  

Folks, couple concerns regarding this new switch we recently purchased...   -Do you upgrade the firmware here the same way as you do with the lower end catalyst switches?   -if we will only use this for a single network, in our case for iSCS traffic,...