Cisco Cisco Packet Data Gateway (PDG) Guia De Resolução De Problemas
Mobile IP Configuration Examples
▀ Example 1: Mobile IP Support Using the System as a GGSN/FA
▄ Cisco ASR 5000 Series Gateway GPRS Support Node Administration Guide
OL-22943-01
Required Information
Description
FA agent advertisement
lifetime
lifetime
Specifies the time (in seconds) that an FA agent advertisement remains valid in the absence of
further advertisements.
further advertisements.
The time can be configured to any integer value between 1 and 65535. The default is 9000.
Number of allowable
unanswered FA
advertisements
unanswered FA
advertisements
Specifies the number of unanswered agent advertisements that the FA service will allow during call
setup before it will reject the session.
setup before it will reject the session.
The number can be any integer value between 1 and 65535. The default is 5.
Maximum mobile-
requested registration
lifetime allowed
requested registration
lifetime allowed
Specifies the longest registration lifetime that the FA service will allow in any Registration Request
message from the mobile node.
message from the mobile node.
The lifetime is expressed in seconds and can be configured between 1 and 65534. An infinite
registration lifetime can be configured by disabling the timer. The default is 600 seconds.
registration lifetime can be configured by disabling the timer. The default is 600 seconds.
Registration reply timeout
Specifies the amount of time that the FA service will wait for a Registration Reply from an HA.
The time is measured in seconds and can be configured to any integer value between 1 and 65535.
The default is 7.
The default is 7.
Number of simultaneous
registrations
registrations
Specifies the number of simultaneous Mobile IP sessions that will be supported for a single
subscriber.
subscriber.
The maximum number of sessions is 3. The default is 1.
NOTE: The system will only support multiple Mobile IP sessions per subscriber if the subscriber‟s
mobile node has a static IP address.
NOTE: The system will only support multiple Mobile IP sessions per subscriber if the subscriber‟s
mobile node has a static IP address.
Mobile node re-registration
requirements
requirements
Specifies how the system should handle authentication for mobile node re-registrations.
The FA service can be configured to always require authentication or not. If not, the initial
registration and de-registration will still be handled normally.
registration and de-registration will still be handled normally.
Maximum registration
lifetime
lifetime
Specifies the longest registration lifetime that the HA service will allow in any Registration Request
message from the mobile node.
message from the mobile node.
The time is measured in seconds and can be configured to any integer value between 1 and 65535.
An infinite registration lifetime can also be configured by disabling the timer. The default is 600.
An infinite registration lifetime can also be configured by disabling the timer. The default is 600.
Maximum number of
simultaneous bindings
simultaneous bindings
Specifies the maximum number of “care-of” addresses that can simultaneously be bound for the
same user as identified by NAI and Home address.
same user as identified by NAI and Home address.
The number can be configured to any integer value between 1 and 5. The default is 3.
Optional Destination Context Configuration
The following table lists the information required to configure the optional destination context. As discussed previously,
this context is required if: 1) reverse tunneling is disabled in the FA service, or 2) if access control lists (ACLs) are used
this context is required if: 1) reverse tunneling is disabled in the FA service, or 2) if access control lists (ACLs) are used
I
MPORTANT
:
If ACLs are used, the destination context would only consist of the ACL configuration. Interface
configuration would not be required.
Table 6. Required Information for Destination Context Configuration
Required
Information
Information
Description