How does HipChat integrate with ip-based phones?
In particular, does it integrate with Cisco? We use the Cisco Jabber Client.
Hey there! Thanks for participating and sorry that the answer took so long. 
As mentioned in an earlier request (Integrate HipChat and Cisco Jabber?) there is actually no possibility to integrate ip-based phones or Jabber clients with HipChat.
Take a look at this page to get an overview, what integrations are available: