FS weekly 2010 08 18

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Calling Instructions

Wednesday August 18th at 1700 UTC (1200 CST / 1pm EST)
sip:888@conference.freeswitch.org or via the good old PSTN at +1-919-386-9900
Or click on this link
Or call Skype the skype user "skypiax5", you'll be automatically connected (max 20 concurrent users).
Codecs: PCMU/PCMA, G.722, CELT, Speex, Skype, among others
Press 0 to mute/unmute your self. Press * to deaf/undeaf.

  • What are the Beeps in the conference? One Beep - someone has joined, two beeps - someone has left.


Please add agenda items as needed. If you have a question you'd like to ask then edit the Items Needing Discussion section below. Be sure to put your name/nick on your question.

News, Notes, & Miscellaneous Fun Stuff

  • Next week, special guest: PRZ of PGP fame!
  • Packt pub is interested in a "Cookbook" for FreeSWITCH
  • Mikey is up-to-date on ChangeLog
  • New fs_cli cmd line arg: -r (or -R)
    • Retries connection every two seconds for two minutes
    • MSC added to fs_cli doc page
  • New FSAPI: msleep
    • Sleep for x number of milliseconds
    • MSC added to mod_commands doc page
  • New bind_meta_app: customizable meta key!
    • Use new chan var bind_meta_key
    • MSC added to dptools and chan vars pages

Featured Presentation

  • Brian K West: NAT and VoIP: Lets' figure it out

Audio recordings available here

Upcoming Presentations

The dates for the following presentations are subject to change, so you need to check back.

  • August 25, 2010 - Special Guest: Philip R Zimmermann - ZRTP and FreeSWITCH
  • September 1, 2010 - Moc will be talking about a new modules called mod_CallCenter
  • September 8, 2010 - intralanman - mod_xml_curl
  • September 15, 2010 - DRK
  • September 22, 2010 - OPEN (MSC out of town)
  • September 29, 2010 - OPEN

Questions For Developers

If you have questions for Tony, Mike, or Brian please add them here...

Items Needing Discussion

  • Add items here
  • For FS HA be sure to add this to the profile:
<param name="track-calls" value="true"/>
fsctl crash
sofia recover

Janitorial Items

  • Chan vars - let's crowdsource the descriptions of these vars
  • Need wiki volunteer: create_wiki_page.pl script
    • auto create new pages for chan vars, APIs, modules, etc.
  • Need volunteers to assist with the mail list moderation queue
    • CMF volunteered to assist during weekdays (GMT -7 aka Los Angeles)

Items Needing Documentation

We definitely need assistance with documenting stuff, especially new channels variables. A sample template for doing a channel variable can be found here: Variable_skeleton

I also added a skeleton API: API_skeleton template page

Stuff started but needs some community input

  • Most important documentation task: T.38. Please see the email thread, especially bkw's comments.
    • Please add content to this page: T.38

Stuff yet to be documented

  • New conference param: terminate-on-silence (commit msg)
  • Verbose events:
    • global param verbose-channel-events, fsctl verbose_events [on|off]
    • commit msg
  • New "disable hold" feature:
  • Channels to check if you have been auth'd:
  • New mod_conference chan var: conference_member_id (commit msg)
  • New mod_sofia chan var: sip_force_audio_fmtp (commit msg)
  • New mod_sofia chan var: sip_copy_multipart (commit msg)
  • break and uuid_break
  • New FIFO param: taking_calls (commit msg)
  • New FIFO flag: no_media (commit msg)
  • New FIFO chan vars: fifo_role, fifo_bridged, fifo_manual_bridged (commit msg)
  • New mod_hash API: hash_remote (commit msg)
  • New mod_hash config file (commit msg)
  • New limit APIs: uuid_limit_release, limit_interval_reset (commit msg)
  • New api_reporting_hook (like api_hangup_hook but after reporting state) both honor session_in_hangup_hook (commit msg)
  • New module: mod_redis
    • If you know this one please help

User Tips & Tricks

If you have something you'd like to share with the community then by all means add it here and we will give you a few minutes on the conference call to discuss it!

  • Don't forget about the contrib folders! They are now in their own repository. See Git_Tips#Initial_Checkout for information on how to check it out.

Suggestions For Future Meetings & Future To Dos

  • Add your thoughts here

Presenters Needed For These Topics

  • SIP 101 (beginning SIP, how does it work, how to look at different SIP packets)
  • NAT traversal debugging in FS environments (when to use autonat, how to diagnose your NAT routers, etc.)
  • mod_shout/shoutcast, esp with one-way conferences for scalability
  • Codec negotiation - early vs. late, why you need it, how to do it
  • T.38 - what it is, how to use it, etc.

Need SIP Trunking or DIDs?

If you are looking for SIP Trunking, Origination or Termination please visit http://www.VoiceNetwork.ca

  • Unlimited Incoming DIDs from $3.95
  • Per Minute DIDs from $0.99 @ 0.01 per minute
  • Outbound Canadian Termination from $0.005 and USA from $ 0.0125

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