H3C Technologies H3C Intelligent Management Center User Manual
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{
Select Cyclic if you want the time range to recur for selected days of the week.
8.
To add a new rule, click Add on the Configure Rule page to configure a new rule.
The Add Rule page appears.
9.
To modify an existing rule, click the icon in the Modify field associated with the rule you want
to modify.
10.
Select the action you want to take by clicking the radio button to the left of the option you want
to apply to this rule:
{
Select permit if, upon matching the specified conditions, the packet should be forwarded.
{
Select deny if, upon matching the specified conditions, the packet should be discarded.
11.
Select the time range you want to apply to this rule from the Time Range list you created in the Step
7.
12.
Select the protocol for which you want to permit or deny traffic from the Protocol list.
13.
Select the source IP address option you want to use by clicking the radio button to the left of the
desired option in the Source Address section of the Configure Rule – Modify Rule page.
This option specifies where the pattern matching occurs in this rule. In this case, the pattern
matching is applied to the source IP address.
•
All: Allows you to permit or deny traffic for all IP addresses.
•
IP Address/Mask: Allows you to enter a specific IP address and its subnet mask for which you want
to either permit or deny traffic for. If you are modifying an existing rule, you need to delete the
existing value before entering a new IP address and subnet mask.
14.
Enter an IP address/subnet mask combination in the IP Address/Mask field.
The subnet mask must be entered in dotted decimal notation. A valid IP address/subnet mask using
dotted decimal notation would be
192.168.1.0/255.255.255.0
Note too that a forward slash "/" must be used to separate the IP address from the subnet mask.
15.
Select the destination IP address option you want to use by clicking the radio button to the left
of the desired option in the Destination Address section of the Configure Rule – Modify Rule page.
This option specifies where the pattern matching occurs in this rule. In this case, the pattern
matching is applied to the destination IP address. Options include:
{
All: Allows you to permit or deny traffic for all IP addresses.
{
IP Address/Mask: Allows you to enter a specific IP address and its subnet mask for which you
want to either permit or deny traffic. If you are modifying an existing rule, you need to delete the
existing value before entering a new IP address and subnet mask.
a.
Enter an IP address/subnet mask combination in the IP Address/Mask field.
The subnet mask must be entered in dotted decimal notation. A valid IP address/subnet mask using
dotted decimal notation would be
192.168.1.0/255.255.255.0
A forward slash "/" must be used to separate the IP address from the subnet mask.
16.
If you selected TCP or UDP as the protocol you want to apply this ACL rule to in Step 11, you must
also specify the source TCP or UDP port numbers:
a.
Select the source TCP or UDP port by clicking the radio button to the left of the port option
you want to apply in the Source Port section of the Configure Rule – Modify Rule page:
{
Undefined: Allows you to permit or deny traffic for all TCP or UDP port numbers.