Yes, users can typically use their own modem or router with DSL Extreme services, provided that the equipment is compatible with the type of DSL service being utilized. Many customers prefer to use their own devices for various reasons, such as enhanced performance or additional features. It is important to ensure that the modem or router supports DSL technology and meets the specifications required by DSL Extreme, which may include certain standards like ADSL or VDSL. Additionally, users should check if any specific configuration settings are necessary for optimal performance. For detailed compatibility information and guidance on setting up personal equipment, it is advisable to look for information on the official DSL Extreme website. This will provide the most current resources and support options available for customers.