ELTEX SMG-2, Operation Manual, Page: 37 / 198

SMG digital gateway 37

Outgoing CgPN —caller number after modification.
Channel States

Idle (grey) —initial state, the channel is ready to serve a call.

Active (green) —active state, the channel is engaged with an active call.

Reserved (yellow) —the channel is reserved for service needs (sending the busy , ringback , PBX
response tones) or for a new call. Channels cannot be reserved in SGM.
To view detailed channel information, left-click to select a channel from the table.
Information on Channel IP Connection

State —channel state (see description above).

Codec —codec used (Payload Type is specified in square brackets).

Status —media information transmission status:
–
Good— channel in operation;
–
Loss of RTP —loss of the opposite RTP stream (when the time in RTP packet timeout
expires);
–
VBD— communication is established through the channel in the data transmission mode;
–
T38— fax connection using the Т.38 protocol is established through the channel.

Mode —media channel operation mode:
–
sendrecv —channel operates in the duplex mode (receipt and transmission);
–
sendonly —channel operates in the simplex mode, transmission only;
–
recvonly —channel operates in the simplex mode, receipt only;
–
inactive —channel is not active, receipt and transmission are inactive.

SSRC —the SSRC (Synchronisation Source) field value for the RTP stream outgoing from the device.

IP:port remote —remote IP address and port of the RTP stream source.

IP:port local —local IP address and port of the RTP stream source.

MAC remote —remote MAC address of the RTP stream source.

MAC local —local MAC address of the RTP stream source.
4.1.2.6 Alarm log
When a failure occurs, all related information containing the fault stream number, SS-7 line group, signal
link, or faulty module is displayed in the header of web interface. If there are multiple active failures, the header
of web interface will alert about the current most critical one.
When there are no alarms, the message "No alarms" will be displayed.
Alarm Message Examples
Alarm Message Meaning
Configuration has not been read Configuration file error
No communication with SIP module Failure of a software module responsible for VoIP
operation
No communication with VoIP submodule # SM-VP-300 submodule failure
SS-7 line group (linkset) No. is not in operation SS-7 line group failure