ELTEX SMG-1016M, Руководство по эксплуатации

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SMG Digital Gateway

Session Expires — period of time in seconds that should pass before the forced session
termination if the session is not renewed in time (90 to 64800sec, recommended value is 1800sec).

Minimum session keep alive period (Min SE) — minimal time interval for connection health checks
(90 to 32000 seconds). This value should not exceed session forced termination timeout ' Sessions
expires '.

Refresher side — defines the party that will perform session renewal (client (uac) — client (caller)
party, server (uas) — server (callee) party).
Registration settings
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:

Upper registration — select type of registration on the upstream server:
–
No registration — do not register on the upstream server.
–
Trunk registration — registration on the upstream server using parameters specified in
this section.
–
User registration — registration on the upstream server using parameters specified on the
'registration' tab. This registration type allows to define the list of subscribers with
enabled access via this interface.
–
Upper registration — transit registration of device subscribers on the upstream server;
when this option is selected, SMG will transfer its subscribers' SIP messages via this SIP
interface. When transit registration is selected, you should specify this SIP interface in the
settings of SIP profile that requires transit registration.

Login — name used for authentication.

Password — password used for authentication.

Username/Number — user number utilized as a caller number for outgoing trunk calls.

Default CdPN — CdPN number that will be used for substitution in all calls performed via this SIP
interface.

Replace CgPN on egress call — when checked, caller number (CgPN) will be taken from the
'Username/Number' parameter; otherwise, CgPN number received in the incoming call will be
used.

Registration period (sec) — registration renewal time period.

Registration requests interval (ms) — minimum 'Register' message transmission interval designed
for protection from high traffic caused by simultaneous registration of large number of
subscribers.
STUN server settings:
STUN network protocol (RFC 5389) allows applications located behind a network address translation
server (NAT) to discover their external IP address and port mapped to an internal port. Used when SMG is
located behind a NAT.

Enable — when checked, enable STUN.

IP address — STUN server IP address
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Parameter block is available for SIP mode only.