Tango Networks provides a message to SMS conversion service for Cisco Jabber and Cisco WebEx Teams: http://www.tango-networks.com/solutions/cisco-collaboration-webex-teams-and-jabber-sms-texting/
Tango Networks just released a new version of the solution, which now covers both Jabber and WebEx Teams for converting IM to SMS: SMS Text Messaging for Cisco Jabber and Cisco WebEx Teams
