of MSs

100 MSs 200 MSs 400 MSs 700 MSs

Key Management in Mobile WiMAX Networks

http://dx.doi.org/10.5772/56154

145

ELAPSE4 ELAPSE8 SRA <sup>0</sup>

Rekeying Schemes

(b) Range 500...700

**Figure 16.** Unicast messages in tree rekeying
