After a software upgrade, the Cisco 2600 series router may boot without errors, but it no longer recognizes the built-in Ethernet/Fast Ethernet ports. This happens when the correct series router is selected, but the incorrect platform is chosen from Cisco Downloads.
When selecting the correct image from Cisco Downloads, be sure to select the correct Cisco IOS Software version for the specific Cisco 2600 series platform. There are different versions for each of these:
Each contains platform specific drivers for the built-in ports.
The router does not recognize the Ethernet ports, so recovery needs to be done from ROM Monitor (ROMmon) mode. Power cycle the router and press Ctrl+Break as it boots. The router goes to the ROMmon prompt.
Hi everyone, I'm testing a infrastructure with 3 routers with Gree communication between them. Router1 has a GRE static tunnel with R2 and another one with R3. R2 has a tunnel with R1 and R3 routers and R3 with R2 and R1. This section work good...
Hi All, I have an issue on migrate internet router, from Cisco 3925 migrate to Cisco cat 9300. the issue is, after migrate to catalyst 3900, connection to the internet become intermitten. the configuration same with configuration existing, no changes...
DNA Center stops working.The web interface is not responding to either the cluster ip address or the real ip address.So I enter via SSH, and enter "sudo maglev-config update"I notice that under the interface I have configured (enp94s0f0), the DNS Servers ...
Dear All ,I have two stack switches ( WS-C3850-24S ) with SW version 16.3.6 , one of them stuck in boot ..( please find the snapshot)I search for the error and it's seem i get cisco Bug CSCuv75864Can you please help me with the solution steps to fix this ...