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netmasterclass workbooks

I am planning to try another training provider so I found netmasterclass who are working with Cisco based on Cisco 360 training program. I will post some impressions after I go through few of the labs.
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CompTIA+

Sometimes you just need a good distraction, and I randomly got the urge to study for an exam;  something I haven't done in years. I decided to look into network security and started watching some CompTIA training videos, and...it was all a bit too familiar. Apparently the search continues.
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Juniper IS-IS summary

##################################################################################################### ## ISIS ##################################################################################################### # Be sure to set family iso on the interface to be placed into ISIS set interfaces <interface> family iso # By default Junos places interfaces as L1/L2 # Default route leaking:         L1 to L2 - all internal routes         L2 to L1 - 0/0 route # L1/L2 will send the attached-bit down to L1 and it will act as a NSSA-like area.  When the L1 interface # receives the attached-bit it will inject a 0/0 route into the RIB point to the L1/L2 interface. # To disable the attached bit use: set protocols isis ignore-attached-bit # Be careful with the "interface all" command, as it may have some unexpected consequences such as trying # to establish a neighbor on your fxp0 management...
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The thing I didn't see coming

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