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Unread 02-20-2009, 10:33 PM   #1
martin
 
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Default RFQ: New Voxalot Failover Implemention

We have made some changes to Voxalot to further improve our fail over capabilities. Please read and comment on this fail over strategy. It is important to note that this fail over strategy will ONLY work for you if you configure your device to use SRV lookups. So please do so:

SRV record - Wikipedia, the free encyclopedia

The following is a breakdown of the new UDP SRV setup for Voxalot. The TCP setup is identical.

AU Service

host -t srv _sip._udp.au.voxalot.com

_sip._udp.au.voxalot.com has SRV record 10 100 5060 proxy01.au1.voxalot.com.
_sip._udp.au.voxalot.com has SRV record 20 50 5060 proxy01.us1.voxalot.com.
_sip._udp.au.voxalot.com has SRV record 20 50 5060 proxy02.us1.voxalot.com.
_sip._udp.au.voxalot.com has SRV record 30 100 5060 proxy02.eu1.voxalot.com.

Direct 100% of traffic to proxy01.au1.voxalot.com

1st Failover:

Direct 50% of traffic to proxy01.us1.voxalot.com
Direct 50% of traffic to proxy02.us1.voxalot.com

2nd Failover:

Direct 100% of traffic to proxy02.eu1.voxalot.com


EU Service

host -t srv _sip._udp.eu.voxalot.com

_sip._udp.us.voxalot.com has SRV record 10 60 5060 proxy01.eu1.voxalot.com.
_sip._udp.us.voxalot.com has SRV record 10 40 5060 proxy02.eu1.voxalot.com.
_sip._udp.eu.voxalot.com has SRV record 20 100 5060 proxy02.us1.voxalot.com.
_sip._udp.eu.voxalot.com has SRV record 30 100 5060 proxy01.au1.voxalot.com.

Direct 60% of traffic to proxy01.eu1.voxalot.com
Direct 40% of traffic to proxy02.eu1.voxalot.com

1st Failover:

Direct 100% of traffic to proxy02.us1.voxalot.com

2nd Failover:

Direct 100% of traffic to proxy01.au1.voxalot.com

US Service

host -t srv _sip._udp.us.voxalot.com

_sip._udp.us.voxalot.com has SRV record 10 60 5060 proxy01.us1.voxalot.com.
_sip._udp.us.voxalot.com has SRV record 10 40 5060 proxy02.us1.voxalot.com.
_sip._udp.us.voxalot.com has SRV record 20 100 5060 proxy02.eu1.voxalot.com.
_sip._udp.us.voxalot.com has SRV record 30 100 5060 proxy01.au1.voxalot.com.

Direct 60% of traffic to proxy01.us1.voxalot.com
Direct 40% of traffic to proxy02.us1.voxalot.com

1st Failover:

Direct 100% of traffic to proxy02.eu1.voxalot.com

2nd Failover:

Direct 100% of traffic to proxy01.au1.voxalot.com
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Martin

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