Rolling Back a Configuration ~ CCNP, CCSP and CCIE Security Version 4 Training Institute in India- Delhi

Have you ever been on your GradedLabs rack of equipment and wanted to test a particular feature or set of configurations, but you certainly do not want to keep these changes on the rack? Perhaps this is because you are right in the middle of solving a Volume 2 lab and you certainly cannot have that configuration impacted.
Thanks to the very handy config replace command, you can easily rollback almost instantly to your previous saved configuration after your experimenting. Here is a demonstration of just how simple this is. Enjoy, and let us give thanks for all there is to learn on blog.ine.com!

I also want to thank my good friend Keith Barker for first showing me this one.

Rack29R1#configure terminal

Enter configuration commands, one per line. End with CNTL/Z.

Rack29R1(config)#hostname TEST

TEST(config)#interface fastethernet0/0

TEST(config-if)#ip address 1.2.3.4 255.0.0.0

TEST(config-if)#no shut

TEST(config-if)#end

TEST#

Nov 25 09:09:58.856: %LINK-3-UPDOWN: Interface FastEthernet0/0, changed state to

Nov 25 09:09:59.173: %SYS-5-CONFIG_I: Configured from console by console

TEST#configure terminal

Nov 25 09:10:01.404: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEtherne

t0/0, changed state to up

TEST#config replace nvram:startup-config force

Total number of passes: 1

Rollback Done

Rack29R1#

Nov 25 09:10:08.644: Rollback:Acquired Configuration lock.

Nov 25 09:10:17.827: %LINK-5-CHANGED: Interface FastEthernet0/0, changed state t

o administratively down

Nov 25 09:10:18.829: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEtherne

t0/0, changed state to down

Rack29R1#

Nov 25 09:10:22.727: %PARSER-3-CONFIGNOTLOCKED: Unlock requested by process ’3′.

Configuration not locked.

Rack29R1#

Rack29R1#configure terminal
Enter configuration commands, one per line.  End with CNTL/Z.
Rack29R1(config)#hostname TEST
TEST(config)#interface fastethernet0/0
TEST(config-if)#ip address 1.2.3.4 255.0.0.0
TEST(config-if)#no shut
TEST(config-if)#end
TEST#
TEST#config replace nvram:startup-config force
Total number of passes: 1
Rollback Done
Rack29R1#
Rack29R1#show run interface fa0/0
Building configuration...
Current configuration : 83 bytes
!
interface FastEthernet0/0

 no ip address
 shutdown
 duplex auto
 speed auto
end

Rack29R1#

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Network Bulls is Best Institute for Cisco CCNA, CCNA Security, CCNA Voice, CCNP, CCNP Security, CCNP Voice, CCIP, CCIE RS, CCIE Security Version 4 and CCIE Voice Certification courses in India. Network Bulls is a complete Cisco Certification Training and Course Coaching Institute in Gurgaon/Delhi NCR region in India. Network Bulls has Biggest Cisco Training labs in India. Network Bulls offers all Cisco courses on Real Cisco Devices. Network Bulls has Biggest Team of CCIE Trainers in North India, with more than 90% of passing rate in First Attempt for CCIE Security Version 4 candidates.

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Network Bulls Institute in Gurgaon is one of the best Cisco Certifications Training Centers in India. Network Bulls has Biggest Networking Training and Networking courses labs in North India. Network Bulls is offering Cisco Training courses on real Cisco Routers and Switches. Labs of Network Bulls Institute are 24x7 Available. There are many coaching Centers in Delhi, Gurgaon, Chandigarh, Jaipur, Surat, Mumbai, Bangalore, Hyderabad and Chennai, who are offering Cisco courses, but very few institutes out of that big list are offering Cisco Networking Training on real Cisco devices, with Live Projects. Network Bulls is not just an institute. Network Bulls is a Networking and Network Security Training and consultancy company, which is offering Cisco certifications Training as well support too. NB is awarded in January 2012, by Times, as Best Network Security and Cisco Training Institute for the year 2011. Network Bulls is also offering Summer Training in Gurgaon and Delhi. Network Bulls has collaboration with IT companies, from which Network Bulls is offering Networking courses in Summer Training and Industrial Training of Btech BE BCA MCA students on real Live projects. Job Oriented Training and Industrial Training on Live projects is also offered by network bulls in Gurgaon and Delhi NCR region. Network Bulls is also providing Cisco Networking Trainings to Corporates of Delhi, Gurgaon, bangalore, Jaipur, Nigeria, Chandigarh, Mohali, Haryana, Punjab, Bhiwani, Ambala, Chennai, Hyderabad.
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About Network Bulls Gurgaon

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