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4-11
4. Define the range of IP addresses used by the IP telephones listed in Table 4-2, on page 4-6
.
The Start Address should be the first IP address to be used for the IP telephones.
The End Address should be the last IP address to be used for the IP telephones.
The Subnet Mask should be set to the value as recorded in Table 4-2, on page 4-6
.
Perform the next four steps to exclude any IP addresses that you do not want assigned to IP
telephones within the range specified by the Start and End Addresses.
a. In the Exclusion Range Start Address field, enter the first IP address in the range that
you want to exclude.
b. In the Exclusion Range End Address field, enter the last IP address in the range that
you want to exclude.
c. Click the Add button.
d. Repeat steps a. through c. for each IP Address range to be excluded.
Example:
Suppose the range of IP addresses available for your IP telephone network are:
■ 135.254.76.7 to 135.254.76.80
■ 135.254.76.90 to 135.254.76.200
■ 135.254.76.225 to 135.254.76.230
Your start address and end address should then be 135.254.76.7 and 135.254.76.230
respectively.
You should exclude the ranges 135.254.76.81 to 135.254.76.89 and 135.254.76.201 to
135.254.76.224.
5. Under Lease Duration, select the Limited To option and set the lease duration to the
maximum.
6. Enter a sensible name for the Name field, such as “DEFINITY IP Telephones.”
7. Click OK.
A dialog box prompts you: Activate the new scope now?
8. Click No.
■ We recommend that you provision the 4600 Series IP Telephones with
sequential IP addresses.
■ We recommend not mixing 4600 Series IP Telephones and PCs in the same
scope.
Activate the scope only after setting all options.