aaa authentication enable default
December 8th, 2010 by Youzhny
Command:
aaa authentication enable default
Mode:
Router(config)#
Syntax:
aaa authentication enable default method1 [method2...]
no aaa authentication enable default method1 [method2...]
Syntax Description:
method
At least one of the keywords described in the table below.
Command Description:
To enable AAA authentication to determine if a user can access the privileged command level,...aaa authentication arap
December 8th, 2010 by Youzhny
Command:
aaa authentication arap
Mode:
Router(config)#
Syntax:
aaa authentication arap {default | list-name} method1 [method2...]
no aaa authentication arap {default | list-name} method1 [method2...]
Syntax Description:
default
Uses the listed methods that follow this argument as the default list of methods when a user logs in.
list-name
Character string used to name the following...aaa accounting
December 8th, 2010 by Youzhny
Command:
aaa accounting
Mode:
Router(config)#
Syntax:
aaa accounting {system | network | exec | connection | commands level | nested | suppress | update} {default | list-name} {start-stop | wait-start | stop-only | none} method1 [method2...]
no aaa accounting {system | network | exec | connection | commands level | nested | suppress | update}
Syntax Description:
system
Performs accounting...
Router and Switch Commands
December 1st, 2010 by Youzhny
DNS Control
(config)# no ip domain lookup
prevents the router to run DNS resolution (saves time with typos at CLI level)
Netflow Configuration
Models: 800,1000,1600,1720,1800,2500,2600,3600,3725,3825,4711,7200
(config)# ip flow-export source loopback
(config)# ip flow-export version [#]
(config)# ip flow-cache timeout active 1
(config)# ip flow-export...CCNA 1 Exploration V4 Final Exam
November 26th, 2010 by Youzhny
CCNA 1 Exploration V4 Final Exam 100% new Update
1.Host A attempts to establish a TCP/IP session with host C…
Refer to the exhibit. Host A attempts to establish a TSP/IP session with host C. During this attempt, a frame was captured at the FastEthernet interface fa0/1 of router Y. The packet inside the captured frame has the IP source address 172.16.1.5 and the destination IP address is 172.16.7.24...
Subnet a Network Question & Answer
November 1st, 2010 by Youzhny
Question 1
What is the network number of the IP address 192.168.100.115 if it has a subnet mask of
255.255.255.240?
Answer
Step 1 Convert both the IP address and the subnet mask to binary:
192.168.100.115 = 11000000.10101000.01100100.01110011
255.255.255.240 = 11111111.11111111.11111111.11110000
Step 2 Perform the AND operation to each pair of bits—1 bit from the address ANDed
to the corresponding...
Configure A Router With Packet Tracer
October 30th, 2010 by Youzhny
Computer networking professionals getting started with Packet Tracer may find the interface to be flustered. Being a development program, this is only natural. However, learning how to configure a router with Packet Tracer will put professionals on the right track to mastering the program in about half an hour.
By this time, you should already have the Packet Tracer download and have it installed on...Learn To Subnet a Network
October 30th, 2010 by Youzhny
If you have ever heard networking geeks talk about subnetting or you are trying to learn it on your own, you may be wondering how anyone does all that subnetting magic binary math. Learning the math behind the subnetting is the key to a solid foundation. However, if you need to do subnetting really quickly (like for a certification exam), the following steps might help.
Translating Binary to Decimal
Both...
CCNA Drag and Drop Question
April 29th, 2010 by Youzhny
Here you will find answers to CCNA drag and drop questions
Question 1:
The left describes some types of connections while the right describes some types of cables. Drag the items on the left to the proper locations.
(more…)
CCNA – Access List Questions
April 28th, 2010 by Youzhny
Here you will find answers to access control list questions
Question 1:
A network administrator wants to add a line to an access list that will block only Telnet access by the hosts on subnet 192.168.1.128/28 to the server at 192.168.1.5. What command should be issued to accomplish this task? (more…)