Cisco Cisco Packet Data Gateway (PDG) Guida Alla Risoluzione Dei Problemi
WiMAX PMIPv6 Operation
PMIPv6 Call Flows: Connection Setup ▀
Cisco ASR 5000 Series Access Service Network Gateway Administration Guide ▄
OL-22953-01
Figure 40. PMIPv6 Call Flow-renew
D H C P P ro x y /
R e la y
G W /M A G
M S /B S
P B U (L ife tim e )
P B A
L M A
1 . P M IP v 6 L ife tim e T h re s h o ld
re a c h e d .
2 . N e w P M IP v 6 -R K -K e y re c e iv e d a fte r
s u c c e s s fu l re -a u th o riz a tio n b e tw e e n
M S a n d A A A .
P M IP v 6 S e s s io n R e n e w e d
PMIPv6 Call Flow: Connection Teardown
If the ASN GW detects a reason for PMIPv6 session termination, it initiates data path de-registration along the R4/R6
path with the serving BS.
path with the serving BS.
The MS initiates the IP session release by performing the DHCPv6 Release Procedure (DHCPv4 Release in the case of
an IPv4 MS) either self-initiated (MS triggered termination) or in response to the DP-Dreg directive received (ASNGW
triggered).
an IPv4 MS) either self-initiated (MS triggered termination) or in response to the DP-Dreg directive received (ASNGW
triggered).