I am looking at the utilization on a Catalyst 3560-E. I am running a test with eight 1 GIGE links RXing at 95 % utilization. All of the traffic is going to a TenGigE port. The device on the TenGigE port is echoing back all of the traffic received,...
I manually set an IP address in my new SG200-26, and turned off the dhcp client. I cannot access the webpage or ping the switch at the statically set IP. I have also run a network scan and tried accessing the switch at all of the IP addresses in my...
Hi NetProNow i have extended 3 Servers VLANs(120,121,122) from DC1 to DC2 over L2 trunk over dark fiber.i hust allowed these 3 VLAN s to cross the trunk along with "STP BPDUFILTER ENABLE" for stability in the both DCs,when i issue the command "sh vla...
Hi,I am handling the network with a lot of layer3, layer2 switches. There is a need to clean up the vlans that is no longer in use. Some vlans have vlan interface ip and some vlans do not have interface IP. The VTP operating mode is transparent.Is th...
Hi all, I need some validation on my config. As can seen from the attached topology, my intention just want to mnitor vlan 1, 25, 51, 250-254, 500 these VLANs. The monitoring data will pump back to my ISE virtual appliance via port G4/46. My question...
Hi all,I have configured Cisco IOS DHCP server...ip dhcp excluded-address 192.168.1.1 192.168.1.100ip dhcp pool test-pool network 192.168.1.0 255.255.255.0 default-router 192.168.1.1But, the clients are getting IP address in excluded address space as...
Hi Netprohow to backup the configuration of ACS 5.3 then restore it on the secondary ACS 5.3 Appliance in order to save time without configure the 2nd Appliance?thanks
Hi.Why would I be able to ping another router through the cli command with packet tracer but not with the little envelope button for lack of a better word. I know how to use the little envelope and most of the time It works but now I'm getting succe...
Hi allMany thanks to those that responded to my last discussion. Yet, to test that design in production although lab testing has proved to be fruitful.Anyway, probably a silly question but always interested to hear others opinions. We have the need t...
Hi guys,I have an issue with a Cisco 3750 switch stack which is connected to two seperate upstream Cisco 3750's which are administered by an ISP. The ISP is experiencing MAC address flapping from one of my VLAN SVI's i am using to route traffic upst...
Hi Experts,I'm new to IPv6 and have some doubt on configuration.I have a 4500 switch which is supposed to get a IPv6 address via dhcp from a linux machine.On the linux machine I have configured a pool on the /64 prefix and it handsover ip to the 4500...
hi,I have c3750 and c4500 switches. I want to crossconnect 2 vlan so I need connection 2 diffent vlans. Can you provide example configrations?Whatever other case, I want to crosconnect between c7200 and c3750 2 diffrent vlan. It's posible?
Hello,I'm aware that if you plug a switch into a Nexus 2k fabric extender, the BPDU guard will disable the port when it detects STP traffic. What about if you plug in an unmanaged switch that doesn't support spanning tree? Im assuming the port wont b...
Hello, I'm having a problem with some of my switchs, I'll give an example with only two switchs but this is happening in some other switchs also:I have switchA:#show version Cisco IOS Software, C3750 Software (C3750-IPBASE-M), Version 12.2(35)SE5, RE...
In attempting to provide internet access to one of our offices I've run into a problem. There is a Comcast Business Gateway at the edge. Behind the gateway is a LAN comprised of several VLANs. The VLAN that is on the same network as the Comcast bo...
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