Reason the IPCP link was terminated:
none None.
other Not specified.
noService No IP service configured on this PPP link.
admin Administratively disabled.
linkDown Underlying link is down.
peerTerminated Peer initiated termination.
peerRenegotiated Peer initiated renegotiation.
maxRetriesExceeded Maximum number of config retries exceeded.
negotiationFailure Failed to negotiate IPCP option. See
usdPppIpTerminateNegFailOption.