SAN JOSE, Calif.--(BUSINESS WIRE)---- $CALX #calix--Today, Calix, Inc. (NYSE: CALX) announced that Peñasco Valley Telephone Cooperative (PVT) boosted average revenue per user (ARPU) by over 7 percent in just six months among existing subscribers and tripled year-over-year website traffic—highlighting strong subscriber interest in lifestyle-based residential Wi-Fi packages with Calix SmartHomeâ"¢. Just over a year ago, PVT leveraged the Calix Broadband Platform to launch subscriber self-installation, replaci ...