Switching

I have a Cisco 2901 router. I am facing booting issue with it.  Observations : 1. The SYS Led is blinking GREEN 2. I get two lines of junk output when i make a console connection through PUTTY software 3. No progress in the boot porces 4. Unable to i...

First off I would just like to thank anyone who can help me with this in advance.   And I would like to state that I am not very experienced with networking.  I took on this position for my company to fill the position because I am capable of learnin...

I have two switches and I'm trying to get a basic network working, for some reason ESW2 switch has configured as a layer 2 router. With a default route is not routing traffic properly to the layer 3 switch 3. The issue is between the layer 2 and the ...

I have a cisco 2600 router and a 3550 switch Conf of my switch vlan 10(active and up)  fa0/1 this is connected to my router fa0/0  fa0/3 this is connected to my laptop A Conf of my switch vlan 20(active and up)  fa0/5 connected to my router fa0/1  f...

Hi.. I have been running nexus 9396 switches in VPC, what I am seeing strange here is primary nexus switch has no option to set enable secret but this option is available on secondary nexus. I don't know what is problem here why I am not able to set ...

I need to Measure data tranfer rate to a perticular destination from my infrastructure in My Edge router. Say, what is the peak data transfer to destination x.x.x.x from my infrastructure. I have configured Netflow, but from netflow I am getting to t...

Hi! I've this problem: This is my scenario: I configured a Virtual-Link between C1 and C4. On C1 receive the next message: %OSPF-4-ERRRCV: Received invalid packet: mismatch area ID, from backbone area must be virtual-link but not found from 10.24...

Hello everyone, We recently had a network migration project to replace Cisco6K5(SUP720-3BXL) with Nexus5548 (+L3 Daugther card). But migration did not go well, mainly because of performance issues on the Nexus5K. Let me explain... Almost as soon as...

Here is the brief setup: We have a device configured with one public IP address.This device has 2 modules and each module has its own mac-address and Ethernet interface.Both modules work as active standby units.If active module fails then standby mod...

Basically i have a bunch of hosts in diff vlans hanging off a switch going to a router then to another router and the same thing on the opposite end.  Host......switch.......router........router........switch....host Im doing some basic Vlan famili...