Webex Calling dialing habits Versus Cisco Unified CM on-premise dialing habits.
- Location Routing Prefix Length: Similar to Site Code for on-premise intersite dialing.
- Steering Digit in Routing Prefix: Similar to Access Code for on-premise inter-site dialing.
- Internal Extension Length: on-net extension similar to internal extension (for example 4 digits dialing).
For on-premise solution: To dial between sites, we use: Access code + Site code + extension.
For Webex Calling cloud based-solution: inter-site on-net dialing habit is defined in the following form: Steering Digit + Location Routing Prefix + extension
Example: 8-201-3001
![wbx1.PNG wbx1.PNG](https://community.cisco.com/t5/image/serverpage/image-id/190044i5E565165A1AD03B5/image-size/large?v=v2&px=999)