Gateways and ATAs   FXO Gateways and ATA's (GXW 4100, and HT 503)

Firmware for HT503 released as official (2)

Dear Grandstream Customers, Firmware for HT503 is now released as official. Here is the link to the release notes: The firmware and release note…

About the FXO Gateways and ATA's (GXW 4100, and HT 503) category (1)
Ht 503 outgoing call freepbx with analogic line (6)
GXW 4104 Incoming Call Billing (15)
GXW410X does not terminate call (1)
GXW410X not sending SIP Invite on incoming PSTN call (13)
Error detecting busy GXW410X (2)
Disable FXO port via telnet (2)
HT-503 V2.0A Outbound Call (2)
GXW410X busy tone (2)
HT503-freepbx assistance request (7)
GXW4104 DTMF not working (2)
HT503 FXO line loops exchange line permanently (3)
GXW4104 with 3CX Phone System (7)
HT503 Direct IP Call - Analogue extension to VoIP device (8)
Line stays busy (9)
HT813 - how to use second VoIP account? (18)
HT503 - firmware upgrade via GUI failed? (8)
Gxw4232 v2.3b (3)
Noise over GXW4104 (2)
HT-503 & MDU Enterphone (1)
Call entry delay - Gateway GXW4104 (2)
Demora en entrada de llamada - Gateway GXW4104 (1)
GXW4108 Call Drops by Grandstream during T38 FAX (17)
GWX410X Stage 1 dialing (8)
Question About Grandstream GXW 4108 (9)
GXW410X and WP820 (4)
Repair HT502 hardware (1)
Two way channel audio between Gateways (13)
HT503 Trusted CA certificates in XML file (1)