User manual

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Covad Confidential
Appendix: Configuring the Local Router’s Firewall
Covad service should be expected to work popular routers including following:
Linksys WRT54GC
Linksys BEFW11S4 version 4
Netgear WGT624
Cisco phones use the TFTP protocol for upgrades. In many cases, no changes to routers are required.
Some routers, however, may have a built-in firewall or support other software functions provided by the vendor that
prevent traffic to trusted interfaces that originate from the Internet. This may prevent setup or service from working
.
If you experience issues during the setup, Covad recommends placing the IP address of the telephone in the DMZ of the
router. With most routers, this should allow for successful implementation and service delivery.
Contact your CPE router vendor or refer to the user manual for instructions on how to configure your local router’s
DMZ/firewall, if necessary.
The following slides provide examples on how to configure certain routers for this.
Contact your Covad dealer
if you face phone upgrade problems or problems in setting up Covad service with your home
router.