Configuring
Precautions ■ If a packet matches multiple ACL rules at the same time and some actions of the rules conflict, the last assigned rule takes effective. For an Ethernet frame header ACL applied to a port, you cannot configure the
■When applying multiple rules, you are recommended to apply rules in the ascending order of their mask ranges and apply rues with the same mask range at the same time. This is to ensure that the actual operation of the rules is consistent with the requirements.
■Some functions and protocols configured on the device may occupy ACL rule resources. The actual occupation varies with functions and protocols.
Configuring | A | ||||||
| packets with specified strings. It defines the byte it begins to perform the “and” | ||||||
| operation with the mask on the basis of packet headers. | ||||||
| The numbers of | ||||||
Network Diagram | Figure 61 Network diagram for | ||||||
|
|
| To the router |
|
| ||
|
|
|
|
|
|
| |
|
|
|
|
| 192.168.0.1 |
|
|
|
|
| Eth1/0/1 |
|
|
|
|
|
|
|
|
|
| ||
|
|
|
|
| Eth1/0/2 |
|
|
| PC 1 | Switch |
| PC 2 | |||
| 192.168.0.2 | 192.168.0.3 | |||||
|
|
|
|
Networking and PC 1 and PC 2 are connected to the switch through Ethernet 1/0/1 and Ethernet Configuration 1/0/2 respectively (assuming that the switch is a Switch 5500). The IP addresses of Requirements PC 1 and PC 2 are 192.168.0.2 and 192.168.0.3.
PC 1 and PC 2 belong to VLAN 1 and access the Internet through the same gateway, which has an IP address of 192.168.0.1 (the IP address of
Configure a
Applicable Products
Product series | Software version | Hardware version |
|
|
|
Switch 5500 | Release V03.02.04 | All versions |
Switch 5500G | Release V03.02.04 | All versions |
Switch 4500 | Release V03.03.00 | All versions |
|
|
|
Configuration Procedure # Define a periodic time range that is from 8:00 to 18:00 everyday.
<3Com>
[3Com]