SBC session border controllers 91
White list (last 30 entries) — a list of IP addresses and subnets that cannot be blocked by the dynamic firewall.
Up to 4096 entries can be created.
Blacklist (last 30 entries) — a list of permanently blocked addresses. Up to 8192 records can be created for
SBC-1000 and 16384 records for SBC-2000.
To add/search/remove an address from the list, select it in the input field and click «Add»/«Search»/«Delete»
button.
The black list takes precedence over the white list.
Blocked addresses list — a list of addresses banned by a dynamic firewall. Up to 8192 records can be created
for SBC-1000 and 16384 records for SBC-2000.
In the header of the lists, there are two buttons for downloading and updating them:
Download — the web interface only displays the last 30 entries of the file. Clicking this button allows
downloading full lists to your computer;
Update — update a displayed list.
To add/search for an address in the list, enter it in the input field and press the «Add»/«Search» button; to
delete it, press the «Delete» button. It is allowed to specify both single IP address and subnet in CIDR notation:
192.0.2.0/24. When a subnet is deleted, single addresses and subnets included in that subnet will also be deleted.
To delete addresses, you can also select the required addresses using the checkboxes and click the «Delete»
button below the list.
4.1.8.4 Blocked addresses list
The submenu is used to view the log of addresses blocked by the dynamic firewall. In the menu, it is also
possible to unblock certain addresses by deleting them from the list. The list contains up to 10000 entries.
Security –> Blocked addresses list
– Search — in the field a filter to search for addresses is specified;
– Search — a button for selecting addresses from the list according to the filter;
– Reset — a button for filter reset;
– Update — update the information in the list;
– Clear the list — delete all entries from the blocked addresses list. This will clear the list, but will not remove
addresses from the blocking; this must be done in the dynamic firewall configuration menu.
The list contains the following information:
– IP address — IP address that was blocked;
– Block date — date and time of IP address block;
– Block reason — an explanation of which service and why the address was blocked;
The Table below shows a list of blocking messages and the reasons for them.
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