Motorola VT2442 用户手册
VT2442 Voice Gateway User Guide
32
Custom IP Filters
You can define up to 20 custom filters to block services or applications based on the source and destination IP
address, subnet mask, TCP port, and protocol.
address, subnet mask, TCP port, and protocol.
Custom IP Filters fields
Field
Description
Filter Name
The IP filter rule name.
Enable
Selected by default and automatically applied when you click Save.
Source IP
The LAN source IP address assigned to outgoing traffic on which filtering is applied
Source Netmask
Subnet Mask of the source IP address.
Destination IP
Sets the destination IP address to which your source IP address is denied access.
Destination Netmask
Subnet mask of the destination IP address. Enter 0.0.0.0 for all.
Port Start
The starting port number that will be blocked for this application.
Port End
The ending port number that will be blocked for this application.
Protocol
The options are TCP, UDP, TCP and UDP, ICMP, or Any.