190CHAPTER 10: CONFIGURING MAP ACCESS POINTS

Static IP Address Configuration for Distributed MAPs

In cases where DHCP is not available, you can manually assign IP address information to a Distributed MAP. This information is configured through the CLI.

You can configure the following information for a Distributed MAP:

aIP address, subnet mask, default gateway router, and whether the configured static IP address information is enabled for the MAP.

bThe IP address of a suitable WX switch for the MAP to use as a boot device.

cThe fully qualified domain name of a WX switch to use as a boot device, and the IP address of a DNS server used to resolve the WX switch’s name.

These items are referred to by letter in the description of how the MAP contacts a WX switch in “How a Distributed MAP Contacts a WX Switch (Statically Configured Address)” on page 193. If the MAP does not have static IP address information configured, or its static IP configuration is disabled, then the MAP obtains its IP address through DHCP.

Contacting a WX After the MAP has an IP address, it attempts to contact a WX switch on Switch the network. The method used for contacting a WX switch depends on

whether the MAP’s IP address was obtained through DHCP or was configured statically.

How a Distributed MAP Contacts a WX Switch (DHCP-Obtained

Address)

1If the DHCP Offer message contained WX IP addresses or fully qualified hostnames in the Option 43 field, the MAP proceeds as follows:

„If the DHCP Offer message contained one or more IP addresses in the Option 43 field, the MAP sends a unicast Find WX message to each address. The process skips to step 6.

„If the DHCP Offer message contained one or more hostnames in the Option 43 field, the MAP sends DNS Requests to the DNS server for the IP addresses of the hosts, then sends a unicast Find WX message to each address. The process skips to step 6.

This method requires DNS address records on the DNS server that map the hostnames to the WX IP addresses.

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3Com WX1200 3CRWX120695A, WXR100 3CRWXR10095A, WX4400 3CRWX440095A Static IP Address Configuration for Distributed MAPs

WX1200 3CRWX120695A, WX4400 3CRWX440095A, WXR100 3CRWXR10095A, WX2200 3CRWX220095A specifications

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