Network Hardware Recommendations

The table below is not comprehensive but provides general recommendations and notes for selected router manufacturers.

BrandsNotes

Yes
Apple, Cisco, DD-WRT, Linksys, WatchGuard XTMUsually works with Phone.com without any configuration changes

Caution
Actiontec, Asus, Comtrend, D–Link, Motorola Netopia, Siemens SpeedStream, SonicWALL TZ, SonicWALL NSA, Ubee, WestellUsually requires configuration changes (i.e. bridging or disabling SIP ALG)

No
2Wire, Arris, Belkin, NetGear, SMC, ZyXELIncompatible with Phone.com service