Alcatel-Lucent OpenTouch is ranked 7th in Unified Communications as a Service while Siemens OpenScape is ranked 10th in Unified Communications. Alcatel-Lucent OpenTouch is rated 0.0, while Siemens OpenScape is rated 0.0. On the other hand, Alcatel-Lucent OpenTouch is most compared with Alcatel-Lucent Rainbow, 3CX Live Chat and Digium Asterisk, whereas Siemens OpenScape is most compared with Cisco Unified Communications.
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