[asterisk-users] Commercial SSL certs on Asterisk with Polycom phones for encrypted calls using TLS and SRTP?

Kevin P. Fleming kpfleming at digium.com
Thu Mar 8 10:22:52 CST 2012

On 03/08/2012 09:32 AM, Gavin Henry wrote:
> Hi all,
> We're testing TLS and SRTP on Asterisk and have it working
> with a commerical (not self-sign) AlphaSSL wildcard (GlobalSign) using
> Blink Lite 1.6.2 as per
> https://wiki.asterisk.org/wiki/display/AST/Secure+Calling+Tutorial
> We've tested with Bria on an iPhone and that doesn't recognised the
> commercial CA (GlobalSign Root CA).
> On a Yealink 28P with V60/V61 is registers over TLS, but can't do
> SRTP. Yealink are working on this and are testing against one of our
> dev servers.
> My question is someone (Digium) must have this working against Polycom
> (which is a requirement for this project) with commercial certs since
> that's their partner of choice?

I don't believe we've done any interop testing with Polycom phones since 
TLS and SRTP support were added to Asterisk. Most (possibly all) of the 
interop testing was done with Asterisk Business Edition, the last 
version of which was based on Asterisk 1.4.

Kevin P. Fleming
Digium, Inc. | Director of Software Technologies
Jabber: kfleming at digium.com | SIP: kpfleming at digium.com | Skype: kpfleming
445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
Check us out at www.digium.com & www.asterisk.org

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