Table of Contents
Advertisement
Access Control
Configuring IPv4-Based ACEs
Cisco 220 Series Smart Plus Switches Administration Guide Release 1.0.0.x
•
Source IP Address—Select Any if all source address are acceptable, or
select User Defined to enter a source address or a range of source
addresses.
Source IP Address Value
-
address will be matched.
Source IP Wildcard Mask
-
addresses. Note that this mask is different than in other uses, such as
subnet mask. Here, setting a bit as 1 indicates don't care and 0 indicates
to mask that value.
Given a mask of 0000 0000 0000 0000 0000 0000 1111 1111 (which
NOTE
means that you match on the bits where there is 0 and don't match on the bits
where there are 1's). You need to translate the 1's to a decimal integer and
you write 0 for each four zeros. In this example since 1111 1111 = 255, the
mask would be written: as 0.0.0.255.
•
Destination IP Address—Select Any if all destination address are
acceptable, or select User Defined to enter a destination address or a range
of destination addresses.
-
Destination IP Address Value
destination IP address will be matched.
Destination IP Wildcard Mask
-
addresses.
•
Source Port—Select one of the following:
-
Any—Match to all source ports.
-
Single—Enter a single TCP/UDP source port to which packets are
matched. This field is active only if 800/6-TCP or 800/17-UDP is selected
from the Select from list drop-down menu.
-
Range—Select a range of TCP/UDP source ports to which the packet is
matched. There are eight different port ranges that can be configured
(shared between source and destination ports). TCP and UDP protocols
each have eight port ranges.
•
Destination Port—Select one of the available values that are the same as
for the Source Port field described above.
You must specify the IP protocol for the ACE before you can enter the
NOTE
source and/or destination port.
—Enter the IP address to which the source IP
—Enter the mask to define a range of IP
—Enter the IP address to which the
—Enter the mask to define a range of IP
17
232
Advertisement
Table of Contents
