ADTRAN Express XRT - Manual (Page 92)

Appendix C. Status Buffer Messages
78 Express XRT User Guide 61202.153L3-1
INVALID_ELEM_CONTENTS
Call control error.
INVALID_MSG_UNSPEC
Invalid message: protocol error.
INVALID_NUMBER_FORMAT
The dialed number has an invalid format.
L1 not up
The network interface is not active.
L2 not up
The data link layer interface is not active.
L3 not up
The call control interface is not active.
L2 #2 not up
The data link layer interface for a second call (BONDING) is not
active.
L3 #2 not up
The call control layer interface for a second call (BONDING) is not
active.
LDN TOO LONG
The local directory number entered has too many digits.
Login failed
Unable to connect to remote unit on remote configuration at-
tempt.
MANDATORY_IE_LEN_ERR
Mandatory information element length error.
MANDATORY_IE_MISSING
Mandatory information element missing.
MULTILINK PPP UP
Unit connected with Multilink PPP.
Need 64K call
The BONDING protocol requires the Express XRT to be config-
ured for 64K data call types.
NETWORK BUSY
The ISDN switch is busy and unable to process a call.