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)
"FXO Line Error"? (2)
SIP pbx requests update in call flow, GXW4104 replies with a malformed 200 response, sip pbx hangs up (7)
GXW4104 FXO incoming calls not ringing/forwarding calls (5)
Speed Dial with HT 487 (3)
Gxw410x and pjsip (4)
Intermittent CHANUNAVAIL from GXW4104 (1)
FXO Failover Options (2)
GW4104 + freepbx 13 (2)
GXW4108 outbound dialing (6)
HT813 connected to a Yeastar S-100 (6)
Gxw4108 update firmware (13)
Immediate Connect (Answer) after dialling (1)
GXW4108 connected to UCM6208 (1)
GXW410X - 10 digit calls work, 7 digit calls fail (1)
Caller ID not recognized in GXW4104 (3)
GXW410X Using LAN and WAN port for HA (1)
GXW4104 Firmware (2)
HT813 caller ID in Portugal (1)
Gwx 4104 no registra el troncal sip de issabel (1)
GXW-4104 loses registration, does not re-register (4)
GXW4104 and HT814 peering weird operation (1)
Help please! Circuit-busy (7)
Grandtream ht 503 (2)
Ucm6301-gxw4104 (1)
GXW -4108 HTTPS login failure (7)
GWX40X outbound calls displaying same number? (5)
Grandstream GXW 4104 called ID (3)
GXW410X Cisco Call Manager Config Help (1)