ecrit-1----Page:7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Location identification requirements
L1: multiple location providers
by reference, resolved in call path
end system
third party (outbound proxy)
L2: Civic and geographic
done
L3: Location source information included
already in PIDF-LO
PPT Version