Using your Westell 7500 modem

NOTE:  This modem will be retired soon. The information below may help you use and troubleshoot this device, but for an optimized internet connection, it's time to upgrade! Contact us to purchase or lease an upgraded modem.  Learn more >

Westell 7500 modem

Features of the Westell 7500

WiFi supported:  2.4 GHz 802.11 b/g/n


IP compatibility:  IPv4

Works with these CenturyLink internet services:

  • ADSL – single line up to 7 Mbps
  • ADSL2+ – single line up to 20 Mbps

Note: Listed speeds reflect the maximum speed the technology can accomodate. In-home speeds may differ based on router setup, devices and other factors.

Modem troubleshooting tips

  • Did you know?  If your internet connection is spotty or slow, the best place to start is rebooting your modem.
  • As a last resort:  You can reset your modem to its out-of-the-box settings. 

Modem setup

To access your modem settings, open a web browser and go to or In the Westell settings site, you can select from five tabs for different setup options. Click on each topic below for an overview. For additional help contact tech support.

Westell 7500 modem home screenshot

Under the Home tab, you can access these features:

  • Broadband connection details, including WAN IP address
  • Quick links:
    • Enable an online game connection
    • Show more information about my internet connection
    • Check for updates and improvements for this software
    • Change the password required to make changes to my network

Westell 7500 modem network settings screenshot

Under the My Network tabyou can access these settings:

  • Network devices
  • Network summary

Westell 7500 wireless settings screenshot

Under Wirelessyou can access these settings:

  • Basic setup
  • Simple configuration
  • Wireless security
  • MAC filtering
  • Advanced settings
  • Secondary SSID

WiFi setup instructions

1.  Under the Wireless tab, select Basic Setup. You can edit the following:

  • Wireless Operation: Enabled
  • Network Name (SSID): CenturyTel (change if desired)
  • Channel: 1, 6 or 11 are recommended
  • Mode: Mixed
  • Hide SSID: Disabled

2.  Select Save.

3.  Select Security. You can edit the following:

  • Wireless Security: Select desired security
  • Authentication Type: Select desired authentication type
  • Key Select: Key 1
  • Key 1: Enter desired key

4.  Select Save.

Westell 7500 modem security settings screenshot

Under Securityyou can access these features:

  • Security level
  • Services
    • ALG
    • Port forwarding
    • Port triggering
  • Wireless security
  • Change password
  • Security log

Westell 7500 modem advanced settings screenshot

Under Advancedyou can access these settings:

Version Data


  • Backup/ Restore
  • Date Time
  • Network Statistics
    • Summary
    • Ethernet
    • DSL Transceiver
    • WAN VC
    • USB
    • Wireless
  • System Status Tables
    • LAN Devices
    • Wireless Stations
    • RIP Table
    • QoS
  • Systems Logs
  • Test Utilities
  • Remote Access
  • Update Device


  • DNS
  • DHCP
  • Private LAN
  • VLAN
  • Public LAN


  • Connection Overview
  • ATM Lookback
  • VersaPort
  • VCs
  • Auto Configuration
  • QoS
  • Routes
  • RIP
  • Dynamic DNS

Single Static IP


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