48 SBC session border controllers
– User-Agent — a SIP client of a subscriber, a value passed in the header User-Agent header of the request
REGISTER;
– Contacts — private addresses of a registered subscriber, values passed in Contact headers of the request
REGISTER;
– Expires — the time remaining until the end of the registration period. For a subscriber who has been un-
blocked, the forgiveness time is displayed, after which the blocking counters for that caller will be reset;
– Blocked — a subscriber blocking status. If the subscriber is blocked, requests from the subscriber will be
answered with a 403 response without processing it;
– Retries — a number of access attempts a subscriber has made before being blocked;
– Registrar address — an address and a port of a device that approved a subscriber's registration. This is
usually a Softswitch address and port;
– SIP User — the name of the SIP User via which the subscriber has registered;
– SIP Destination — the name of the SIP Destination to which the subscriber registration request has gone
and from where it has been approved.
Below the table, there are the following buttons:
– Delete — allows removing a subscriber or a group of subscribers from a database of registered subscri-
bers. To delete subscribers, check the box next to a corresponding entry and press the "Delete" button;
– Unblock — allows taking a subscriber out of the blocked state;
– Update — allows updating the list of registered subscribers.
4.1.2.8 Active sessions
The active call sessions established via SBC are displayed here. Signal messages for each call and a media flow
can be viewed. Completed calls are stored in the monitor for one minute.
Monitoring –> Active sessions
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