These devices are typically provided by an internet service provider. Update firmware and Disable SIP ALG and Port Scan and DoS Protectionĭisable SIP ALG and Port Scan and DoS Protectionĭisable SIP ALG and Port Scan and DoS Protection. Replace if more than 4 phones needed.Ĭompatibility varies depending on Model and Hardware Version.ĭisable SIP ALG. Replace.ĭisable SIP ALG, DoS and Port Scan Protectionĭisable SIP ALG. Untested, Gigabit Ethernet, VPN, Wireless NĬheck for new firmware, Disable SIP ALG and SPI Firewall. Prices are derived from online retailers and ★‘s denote Preferred Devices.ĭisable Attack Checks, Disable SIP ALG, Replace If you have equipment that is not listed here consult our Router Settings Info page for general tips. Please consult a network professional to ensure these settings are in place. The following devices will often work with our service when properly configured. If you have equipment that is not listed here? Consult our Router Settings Info page for general tips. In cases where the router or firewall does not have these options or the options cannot be disabled, you may have to exchange the equipment for something more compatible.
This is usually found on the Security/Firewall tab in the device’s web interface. SIP ALG (Application Layer Gateway) and SPI (Stateful Packet Inspection) need to be disabled on most routers and firewalls, if equipped. Some equipment is incompatible with VoIP and as such requires replacement. Suggested configurations should be used to prevent issues with VoIP traffic on your network, but do not represent all possible configuration options. The following list provides information about routers and firewalls and their ability to support VoIP. Network Equipment Setup and Compatibility GuideĪTTENTION: The settings and potential configurations for equipment found on this page are provided for your benefit and may not necessarily reflect the same hardware, firmware, version, make or model of equipment you are attempting to implement or configure on your network.
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