Routers Incompatible with SIP (VoIP)

Your router might not be compatible, for various reasons, including, perhaps it won’t allow phones to register, experiences one-way or no voice, cannot disable SIP ALG (Application Layer Gateway), or does not have a properly configured QoS.
 
Here is a list of devices that are determined to be generally incompatible with SIP (VoIP) services:
 
  • Actiontec
    • GT704WG
       
  • Amped
    • All models
       
  • Apple
    • A1354
    • A1408
    • A1521
    • Time Machine (Time Capsule)
       
  • Arris
    • TM502G
       
  • Asus
    • RT-N10
    • RT-N66U
    • RT-AC87U
    • RT-AC68U
    • RT-AC3200
       
  • Belkin
    • All models
       
  • Buffalo
    • All models
       
  • Cisco
    • DDR220
    • WRV200, WRV210
    • Valet (all models)
       
  • D-Link
    • DIR-600, DIR-601, DIR-615, DIR-628, DIR-655, DIR-825, DIR-835
    • EBR-2310
    • WBR-1310, WBR-2310
       
  • Dynex
    • All models
       
  • EdiMAX
    • All models
       
  • Engenius
    • All models
       
  • Linksys
    • BEFSR (all models)
    • E1200, E3000
    • RVS4000
    • DPC3939
    • E4200 (HW v1)
    • E3200 (HW v1)
    • WRT110N, WRT120N, WRT160N, WRT320N, WRT350N, WRT54G (series), WRT55AG
    • WRV200, WRV210, WRV54G
       
  • Motorola
    • MSTATEA
       
  • Netgear
    • AC1450
    • Pro Safe Series
    • CG814WG or CG814WT or CG814WCOM
    • DG834G
    • FVS318, FVS318
    • JNR Series
    • JWNR Series
    • R6050, R6100 R6200, R6220, R6250, R6400, R6700, R6900, R7000, R7500, R7900, R8500
    • SRX/UTL (all models)
    • WGR614, WGT624
    • WNDR3300, WNDR3700 (v2), WNDR4000, WNDR4300, WNDR4500, WNDR4700
    • WNR1000 (v1), WNR2000(v1), WNR2500, WNR3500, WNR834B
       
  • Thompson
    • TG-585
       
  • TP-Link
    • Most all models (varies connection and voice issues)
       
  • TRENDnet
    • Most all models (varies connection and voice issues)
 
If you have any of the listed routers, and you experience issues with your VoIP services, we would recommend replacement (to one not listed).
 

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