Posts

Showing posts from December, 2016

Forget Window Password

Operating System "IT" Forget Window Password? Download and install  Trinity Rescue Kit

Networking (LAG)

What is LAG? - Provide both load-sharing and port redundancy across line cards. LAGs can be enabled as static or dynamic. LAG addresses 2 problems, Bandwidth limitations and lack of resilience. - Aggregation increase throughout - redundancy provided in case one of the aggregated link fail Dynamic > Static - If one of the link failed between peers, one peer may not see the link as down and continue sending traffic down the link. (Static) - can detect whether the device on the other end can handle link aggregation. LACP Configuration (Dell Switches) - Switch A (conf)# interface ten 0/34 - Switch A (conf-if-te-0/34)# no shutdown - Switch A (conf-if-te-0/34)# port-channel-protocol lacp - Switch A (conf-if-te-0/34-lacp)# port-channel 32 mode active - Switch A (conf-if-te-0/34-lacp)# interface ten 0/43 - Switch A (conf-if-te-0/43)# no shutdown - Switch A (conf-if-te-0/43)#  port-channel-protocol lacp - Switch A (conf-if-te-0/34)# port-channel 32 mode active Checking,

Window Server 2012 - DNS

Image
Go to DNS Manager using Tools -> DNS, click on Properties after that.   Forward Lookup zone This type of query expects an IP address as the resource data for the answered response Reverse Lookup zone enabling clients to use a known IP address during a name query and look up a computer name based on its address Can you tell me the DNS name of the computer that uses the IP address 192.168.1.20 DNS Checking