In normal IOS if you want to enable telnet access, what you want to need is to configure under line vty and configure transport telnet: ...

After working over a year on IOS XR, I've found that it is not as difficult as initial thought, you just need to get used to the synt...

Tough exam, enjoy very much the learning journey.  It is my 3rd one after R&S and voice, and I think I should stop now.  Need to take...

Referring to my previous post: http://pandaeatsbamboo.blogspot.hk/2014/01/associate-existing-phones-to-users-with.html I have created a ...

I have come across a case which is a licensing issue for the new 9.1.2.  The customer is using desk phone for extension mobility, while t...

Got an issue on Jabber Video 4.6 on Mac, it can login but can't recognize the iSight camera after I upgraded my MBP to Maverick.  You...

Normally in OTV, unknown unicast frames are not flooded between OTV sites and MAC addresses are not learned across the overlay interface....

Starting from NX-OS 5.2(1)N1(1), Nexus 5500 has a new predefined role "san-admin" which allows you to provide clear demarcation...

A quick note to bear in mind is 10GBase-LRM SFP+ is not supported on Nexus 5500 and Nexus 2000.  It only supports on Nexus 7000 in the Ne...

Recently I have run into an issue in a customer PoC and encountered a weird issue.  Everything looks fine except I cannot login UCSM.  Th...