Went looking through my Nexus 4001i logs today, and started noticing a bunch of STP role and port change messages:2013 Jul 5 14:40:31 N4k-SLOT7-SW1 %STP-6-PORT_ROLE: Port Ethernet1/1 instance MST0000 role changed to designated2013 Jul 5 14:40:31 N4...
We have been testing 15.1.1T on a couple of lab Cisco 1841 and Cisco 871 devices.On the devices we are using EEM to automate the failover/failback process for a cellular modem attached to f3 on the 871 or f0/1 on the 1841. One of the EEM applets we u...
Our company is trying to implement a time-based WAN failover schedule. We want to use EEM for this purpose and have created some applets with syslog event detectors to fire off various shutdown commands on the router when site router detects it's BGP...
I attempted to setup an mdf for the emm system on one of our lab routers. The router duplicates the common conditions at all of our retail locations.The router (an 871 with IOS advanced IP services 12.4(22)T), and you can see the aaa configuration in...
I identified the problem.Refer to http://www.cisco.com/en/US/docs/switches/datacenter/sw/4_2/nx-os/interfaces/configuration/guide/if_vPC.html for more information.The problem I encountered was self-inflicted.Using the spanning-tree pseudo-information...
To add to this, the logs I am seeing are constantly repeating. This isn't just a single instance of the problem, and when running debugs of spanning-tree and bpdu_rx, the only ports on the 4001i's receiving BPDU's are the port-channel uplinks. The po...
They aren't too terribly specific, but in our case it is TACACS authentication, via the ACS server, which connected to our Active Directory domain for username and password verification.
