sipping-8----Page:4
1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20 

Ice-01
Addressed concerns expressed in IETF 56
Backwards compatibility
No longer using ALT semantic of SDP grouping extension
Instead, using an “alt” attribute
M and c lines contain address most likely to succeed
Result is that when ICE-aware client calls non-ICE-aware, there is no extra RTT, no Require header needed
PPT Version