5-5ptk-lifetimeSyntaxptk-lifetime timeundo ptk-lifetimeViewWLAN service template view (crypto type)Default Level2: System levelParameterstime: Lifetime in seconds, which ranges from 180 to 604800.DescriptionUse the ptk-lifetime command to change the life time of pairwise transient key (PTK).Use the undo ptk-lifetime command is used to set the PTK lifetime to the default value.By default, the lifetime of PTK is 43200 seconds.Examples# Specify the PTK lifetime to 86400 seconds. system-view[Sysname] wlan service-template 1 crypto[Sysname-wlan-st-1] ptk-lifetime 86400security-ieSyntaxsecurity-ie { rsn | wpa }undo security-ie { rsn | wpa }ViewWLAN service template view (crypto type)Default Level2: System levelParametersrsn: Enables the RSN Information element in the beacon and probe response frames sent by AP. RSNIE advertises the Robust Security Network (RSN) capabilities of the AP.wpa: Enables the WPA Information element in the beacon and probe response frames sent by AP. WPAIE advertises the Wi-Fi Protected Access (WPA) capabilities of the AP.DescriptionUse the security-ie command to enable WPA-IE or RSN-IE or both of them present in the Beacon andProbe response frame.Use the undo security-ie command to disable WPA -IE or RSN-IE present in the Beacon and Proberesponse frame.By default, both WPA-IE and RSN-IE are disabled.