Second SIP Fallback with Gateway Registration For all Mediatrix units Revision 03-2015-10-28 www.media5corp.com
Second SIP Fallback with Gateway Registration Table of Contents Second SIP Gateway Fallback...3 Requirements... 4 SIP Configuration... 5 Adding the Fallback Gateway...5 Configuring the Default Servers...6 Assigning a Specific Registrar Server to the Fallback Gateway... 6 Assigning a Specific Proxy Server to the Fallback Gateway... 7 Configuring the Keep Alive Feature for Second SIP Gateway Fallback...8 Registering a Unit to a Specific Gateway for Second SIP Gateway Fallback... 9 Configuring Authentication for Second Sip Gateway Fallback... 9 Configuring OPTIONS Method Support...10 Creating a Hunt Group for Second SIP Gateway Fallback... 10 Modifying Auto-Routing for Second SIP Gateway Fallback...11 Available Documentation...13 2
Second SIP Gateway Fallback Second SIP Gateway Fallback This scenario describes how to use the Mediatrix units' multiple SIP gateways, keep alive and call routing features in order to set a fallback scenario to a secondary SIP gateway when the primary SIP gateway is down. Copyright 2015 3
Second SIP Fallback with Gateway Registration Requirements Network configuration (default router, DNS server, etc.) 4
SIP Configuration SIP Configuration Adding the Fallback Gateway Before you start When using the trunk SIP gateway type, the Mediatrix unit may require a SIP gateway username and password. These need to be obtained from your SIP server administrator. Information 1) Go to SIP > Gateways. 2) In the Gateway Configuration table, in the Name field, enter fallback. 3) Click. 4) Complete the fields as follows: From the Type selection list, select Trunk From the Signaling Network selection list, select Uplink In the Port field, enter 5061 In the Secure Port port field, enter 5067 5) Click Apply. 6) Click Restart required services located at the top of the page. The fallback gateway will be available under the SIP > Servers page. Configuring the Default Servers (p. 6) Copyright 2015 5
Second SIP Fallback with Gateway Registration Configuring the Default Servers Before you start Information In some instances, the configuration of the default servers may already be completed. 1) Go to SIP>Servers. 2) In the Registrar Host field, indicate the server IP address or FQDN to use for this gateway. 3) In the Proxy Host field, indicate the server IP address or FQDN to use for this gateway. 4) Leave the Outbound Proxy Host field empty. 5) Click Apply. Setting the address to 0.0.0.0:0 or leaving the field empty disables the outbound proxy host. 6) Click Restart required services located at the top of the page. Assigning a Specific Registrar Server to the Fallback Gateway (p. 6) Assigning a Specific Registrar Server to the Fallback Gateway Before you start 1) Go to SIP > Servers. 2) In the Registrar Servers table, from the Gateway Specific drop down located on the same row as fallback, select Yes. 3) In the Registrar Host field, indicate the server IP address or FQDN. This must be consistent with the value used for the fallback server. 6
SIP Configuration 4) Click Apply. The gateway will now use the specified the server IP address or FQDN instead of the default server address. Assigning a Specific Proxy Server to the Fallback Gateway (p. 7) Assigning a Specific Proxy Server to the Fallback Gateway Before you start You can assign a specific messaging server to the default gateway, or to a gateway you have created. If you are not familiar with the meaning of the fields, click Show Help, located at the upper right 1) Go to SIP>Servers. 2) In the Proxy Servers table, from the Gateway Specific drop down located on the same row as fallback, select Yes. 3) In the Proxy Host field, indicate the server IP address or FQDN. This must be consistent with the value used for the fallback server. 4) In the Outbound Proxy Host field, leave 0.0.0.0:0 5) Click Apply. Setting the address to 0.0.0.0:0 or leaving the field empty disables the outbound proxy host. The gateway will now use the specified server IP address or FQDN instead of the default server address. Copyright 2015 7
Second SIP Fallback with Gateway Registration Configuring the Keep Alive Feature for Second SIP Gateway Fallback (p. 8) Configuring the Keep Alive Feature for Second SIP Gateway Fallback Information 1) Go to SIP > Servers. 2) In the Keep Alive table, from the selection list, select SIP OPTIONS. 3) In the Keep Alive Interval field, enter 30. This is the recommended value. 4) From the Keep Alive Destination selection list, select Alternate Destination. 5) In the Keep Alive Destination table, in the Alternate Destination field, enter the server IP address or FQDN for the fallback gateway. 6) In the Alternate Destination, enter the server IP address or FQDN for the fallback gateway. 7) Click Apply. Registering a Unit to a Specific Gateway for Second SIP Gateway Fallback (p. 9) 8
SIP Configuration Registering a Unit to a Specific Gateway for Second SIP Gateway Fallback Before you start 1) Go to SIP > Registrations. 2) In the Unit Registration table, enter default_user in the User Name field to uniquely identify the user in the domain. 3) From the Gateway Name selection list, select default. 4) In the Unit Registration table, click. 5) In the User Name field, enter fallback_user to uniquely identify the user in the domain. 6) From the Gateway Name selection list, select fallback. 7) Click Apply & Refresh. The information will be displayed in the Unit Registration Status table. Configuring Authentication for Second Sip Gateway Fallback (p. 9) Configuring Authentication for Second Sip Gateway Fallback Information 1) Go to SIP > Authentication. 2) Click Edit All Entries located at the bottom of the page. 3) In the Authentication table, from the Criteria selection list, select Gateway for two entries. 4) From the Gateway selection list, select default for the first entry, and fallback for the second entry. 5) From the Validate Realm selection list, select Disable for both entries. Copyright 2015 9
Second SIP Fallback with Gateway Registration 6) In the User Name field, enter default_user for the first entry, and fallback_user for the second entry. 7) In the Password field, enter the appropriate password for each entry. 8) Click Apply & Refresh Registration. The unit will register to the default and fallback servers. Configuring OPTIONS Method Support (p. 10) Configuring OPTIONS Method Support Information This step is required if your server is configured to only receive 200 OK. 1) Go to SIP > Interop. 2) In the SIP Interop table, from the OPTIONS Method Support selection list, select Always 200 OK. 3) Click Apply. The unit will always answer 200 OK to SIP OPTIONS messages received (Keep Alive). Creating a Hunt Group for Second SIP Gateway Fallback (p. 10) Creating a Hunt Group for Second SIP Gateway Fallback Information 1) Go to Call Router > Route Config. 10
SIP Configuration 2) In the Hunt table, click located at the bottom of the table. 3) In the Configure Hunt table, in the Name field, enter SIP. 4) In the Destinations field enter: sip_default sip_fallback The order is important. 5) From the Selection Algorithm selection list, select Sequential. 6) In the Causes field, leave the default values. 7) Click Save. 8) Click Save again. The Hunt-SIP will be available in the Suggestion selection list of the Auto-Routing Destination field, in the Call Router > Auto-Routing page. Modifying Auto-Routing for Second SIP Gateway Fallback (p. 11) Modifying Auto-Routing for Second SIP Gateway Fallback Information 1) Go to Call Router > Auto-Routing. 2) In the Endpoints auto-routing table, click. 3) In the Configure Auto-Routing, in the Auto-Routing Gateway field, enter default, fallback. 4) In the Auto-Routing Destination field, enter hunt-sip. Copyright 2015 11
Second SIP Fallback with Gateway Registration 5) Click Check All. 6) Click Apply. 7) Click Apply again. 12
Available Documentation Available Documentation For more details, refer to the Mediatrix Documentation. Copyright 2015 13
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