Whats the model number?
Here is what I got from those links (D* R10) and no mention of ethernet access.
DirecTV R10 DirecTV Receiver Specs
Features
* Digitally record up to 70 hours of DirecTV programming
* Record two shows at the same time or watch one while recording the other
* Pause live tv for up to 30 minutes, watch in slow motion or create instant replays
Plus, fast forward through all your recorded shows, even skip repeats
* Automatically record an entire season of your favorite shows or every show with your favorite actors
* Find and record programs by title, actor, director or keyword
* Listen to superb theater-quality sound with Dolby Digital technology
* Schedule recordings up to 14 days in advance by clicking on the easy to use on-screen guide
* Sort your recorded programs alphabetically or by date recorded
* Arrange your recorded programs into handy folders
Back Panel
* S-Video Output: 1
* Video Output: 2
* Digital Audio Output: 1
* Audio Output (L/R): 2
* Out to TV: 1
* Satellite Input: 2
* Antenna / Cable TV Input: 1
* USB: 2
* Serial: 1
* Telephone Jack: RJ-11
* AC Power Cord
Remote Control
* Model: DirecTV Universal
* Type: 36-Button, IR, Mode Switch
Included
* Required Access Card (Mated to Receiver)
* Universal IR Remote Control
* A/V Cable
* S-Video Cable
* Telephone Cord
Specifications
* Power Supply: 120 VAC/60Hz
* Dimensions: Approximate Depth 12" x Height 3.25" x Width 15"
* Weight: Approximately 8 lbs
Warranty
* Receiver: Limited 90-Day Warranty
* Remote: Limited 90-Day Warranty