Cisco Nonstop Forwarding and Stateful Switchover

[bachthanhcong92]

I'm reading NSF and SSO but i don't clear about that. Who can give me some book for this?

[devils_advocate · Accepted solution]

I doubt there will be a book on SSO or NSF specifically but there are plenty of web links which cover it:

http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/12-2SY/configuration/guide/sy_swcg/stateful_switchover.html

http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/12-2SX/configuration/guide/book/nsfsso.html

http://www.cisco.com/c/en/us/td/docs/ios/12_0s/feature/guide/sso120s.html

http://www.cisco.com/c/en/us/products/collateral/switches/catalyst-6500-series-switches/prod_white_paper0900aecd801c5cd7.html

http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/15-0SY/configuration/guide/15_0_sy_swcg/stateful_switchover.pdf