User`s guide

74 Dialogic
®
1000 and 2000 Media Gateway Series User’s Guide
Parameter Reference
Figure 8. Example Call Flow for SIP-SIP Calls
ISDN-ISDN Calls
The UUI information element is passed unchanged between calling and called parties. The gateway
support a single UUI information element in the 'SETUP', 'ALERTING' and 'CONNECT'
messages.
Figure 9 is an example call flow for ISDN-ISDN calls:
Figure 9. Example Call Flow for ISDN-ISDN Calls