Month: December 2012
Slow network booting on Ubuntu server12.10
New Ubuntu Server12.10 on Virtualbox is slow to boot up. Seems like netwrok portion is holding up. Here is quick resolution. 1. Install ‘ifplugd’…
Tracking applied commands from Cisco router and switch
Here is few ways of tracking applied commands from Cisco router and switch. Yup, time to time we need to track who did what, but…
Splunk how to extract a field from raw data
This is simple steps to extract a duplicated field from raw data. 1. As you can see below capture, there are same data on…
Juniper MX240 routing-engine failover configuration and tips
Juniper router MX240 routing-engine failover configuration and tips GRES (Graceful Routing Engine Switchover) is easier to setup. [edit chassis redundancy] Juniper@MX2400# show routing-engine…
Juniper SFP fail during routing-engine failover testing
Recently, I had discovered some weird issue during new Juniper MX240 installation. Gigabit interface was not automatically coming up after routing-engine failover process. Here is…
Failed to login Ubuntu GUI, but ssh.
After updating all patches(*.*), lost GUI access as user(admin), but not ssh. Here is what you could try to resolve the issue. chris@ubuntu_server:~$ ls…
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