The modification of LDP targeted session parameters does not take effect until the next time the session goes down and is re-establishes. Individual parameters cannot be deleted. The no form of a interface-parameter command resets the modified values back to the defaults.
The following output displays the default values.
A:ALU_SIM11>config>router>ldp>targ-session# info detail
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no disable-targeted-session
hello 45 3
keepalive 40 4
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A:ALU_SIM11>config>router>ldp>targ-session#