Dear Team, Can u tell me about how to run STP for preventing looping without blocking any port in a redundant network . Eg. suppose we have five switches and these are connected like ring network.. it's question asked me in interview and I told ...
Hi all, I am configuring cisco ASA 5525-x .I configured port-channel sub interfaces for multiple vlans. I also configured ASA as a dhcp server for these vlans. I created different dhcp scope for different vlans and evenn it works fine, clients are re...
Hi all, I am configuring cisco ASA 5525-x .I configured port-channel sub interfaces for multiple vlans. I also configured ASA as a dhcp server for these vlans. I created different dhcp scope for different vlans and even it works fine, clients are rec...
Hello! As I am preparing myself for CCNP Switch certification, I have been doing some labs with STP. I have came across PVST+ and uplinkfast functionality. Once reading about dummy mulitcast frames I wanted to see for myself if switch does send that....
Hi, I have a connection from an ISP provided by a mode connected to my router and ISP was Providing 1 public IP, also I've an ASA behind the router and everything was cool. I requested 4 more public IPs so I have now 5 to NAT to internal 5 WEB Server...
I've two 4500X configured in VSS mode and I use it as my main gateway.I try to ping 192.168.125.247 (vlan 125) from a machine in vlan 120 (192.168.120.164 / 255.255.254.0 / 192.168.120.254 ) and the ping is not working.The 4500X cluster is the gatewa...
Hi to all Hopefully all you geniuses out there will be able to help me... I have inherited an infrastructure which is working ok, but we want to separate our wireless clients from wired ones with a new VLAN. I'm starting from the bottom and worki...
Does anyone know if vPC peer-link w/ 10G copper is supported? Trying to use the built-in 10G copper ports on 93108's. TIA
I have a situation where I need to use a ME3600 to do NAT and DHCP to provide clients internet access through the router. In my configuration below. I have int gi0/1 plugged in to a residential cable modem that provides a DHCP address on the inter...
I have been trying for 2 days to troubleshoot a fiber connection that I need between an existing Arista and a Cisco 3650. Right now, I can't get a lot of equipment to connect all with SFP-LH-SMD transceivers. This is a high-level summary of the sit...
Well I have the latest image for a 4000 series router and it does not support the ip tcp intercept mode (intercept|watch) command. Is anyone familiar and know what else I may need to do?
Hello, i bought 2 modules SM-ES2-24-P to extend my router to 48 ports, i fitted both modules into the slot1 and slot2, then restarted the router, but my router 2921 recognize just 1 module SM-ES2-24-P on slot1, i double checked then switched both mod...
We plan on replacing our Nexus 7010 with a Nexus 9508 One challenge is that the Nexus 9508 does not support IPv4 ACL on Egress of the SVI One solution is remove the VLAN interface and route to the traffic to a Firewall . We are looking for othe...
I have been using my C3750G for a while now. It has been used normally and hasn't been exposed to any excess heat but for some reason when I issued the 'reload' command the other day the switch didn't start back up. Instead all of the indicator/statu...
in our 3850 core switch, one port has led amber. what is that mean.??? what is indication of amber light.
