Cisco High Availability Features in Cisco IOS XE 3.1.0SG
SSO - Multilink PPP (MLP)
http://www.cisco.com/en/US/docs/ios-xml/ios/ha/configuration/xe-3s/ha-config-stateful-switchover.ht
ml
SSO - PPP
http://www.cisco.com/en/US/docs/ios-xml/ios/ha/configuration/xe-3s/ha-config-stateful-switchover.ht
ml
Software Configuration Guide—Release IOS XE 3.3.0SG and IOS 15.1(1)SG
11-18
Chapter 11
Configuring Cisco NSF with SSO Supervisor Engine Redundancy
OL-25340-01