
618 Chapter 5—Mobile IPv6
TABLE 5-38
Name Description
MIP6_BRR_SEND_EXPONENT Try to send a Binding Refresh Request message exponentially, e.g., when
1/2, 3/4, 7/8, . . . of lifetime is elapsed.
MIP6_BRR_SEND_LINER Try to send a Binding Refresh Request message at a constant interval.
The mode of mip6_brr_mode.
FIGURE 5-52
When mip6_brr_mode is MIP6_BRR_SEND_EXPONENT
When mip6_brr_mode is MIP6_BRR_SEND_LINER
Lifetime of a Binding Cache entry
time
Lifetime of a Binding Cache entry
time
An entry
is created
An entry
is created
First try Second try
Third try
Expire
Fourth try
First try
Second try
mip6_brr_tryinterval
Expire
Fourth try
Third try
The calculation of time for