2N NetSpeaker Manual page 21

Source status
Refer to the upper menu section for information on the stack (communication protocol)
type and current status.
SOCK_TCP_ERROR – TCP socket failed to open.
SOCK_UDP_ERROR – UDP socket failed to open.
CREDS_IN_ERROR – authorisation server unavailable.
CREDS_OUT_ERROR – authorisation client unavailable.
REALM_CONFLICT – realm collides with another port's realm/alias.
STUNNING – public address obtaining from STUN server in progress.
STUN_TIMEOUT – STUN server inaccessible.
EXPIRED – public address validity expired.
SIP_REGISTERING – gateway registration in progress.
REG_TIMEOUT – REGISTRAR server inaccessible.
REG_NOT_AUTH – registration unauthorised.
REG_REJECTED – registration rejected with error.
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Figure: SIP Source Setting
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