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Monitoring the Mobile IP Home Agent

Use the commands described in this section to set a statistics baseline, remove the binding table, and verify the configuration of the Mobile IP home agent on a virtual router.

baseline ip mobile home-agent

Use to set a statistics baseline for a specified Mobile IP home agent.
Examplehost1#baseline ip mobile home-agent
There is no no version.
See baseline ip mobile home-agent.

clear ip mobile binding

Use to remove the binding table in the specified virtual router or a specified binding by the mobile node home address or NAI.
Examplehost1#clear ip mobile binding nai john@yahoo.com
There is no no version.
See clear ip mobile binding.

show ip mobile binding

Use to display the binding table information of the home agent in the virtual router.
Field descriptions
- MN-NAI—Network access identifier of the mobile node in user@realm, @realm, or @ format
- AAA-NAI—Network access identifier returned from the AAA server in user@realm, @realm, or @ format
- Home IP address—IP address of the mobile node
- Home agent address—IP address of the home agent
- Care-of-address—IP address of the foreign agent care-of address or co-located care-of address
- Lifetime granted—Interval, in hh:mm:sec format, granted during registration before which the registration request exceeds the home agent configured time
- Lifetime remaining—Remaining interval, in hh:mm:sec format, at which the registration request exceeds the home agent configured time
- Tunnel—Configuration information provided while setting up the tunnel between the foreign agent and the home agent
- Reverse tunnel—Whether reverse tunneling is enabled or disabled

Example

host1#show ip mobile binding 
 MN-NAI:  jr@zoom.com
     AAA-NAI: user@zoom.com
     Home IP address:  55.0.0.5  
     Home agent address:  66.0.0.5  
     Care-of-address:  72.1.1.15
     Lifetime granted :  10:00:00 (36000 seconds)
     Lifetime remaining :  01:46:32 
     Tunnel:   Source  66.0.0.5,  Destination 72.1.1.15,  Encapsulation GRE
     Reverse tunnel: enabled

See show ip mobile binding.

show ip mobile home-agent

Use to display the configuration information of the home agent in the virtual router.
Field descriptions
- Access list name—Name of the access control list applied to the care-of address that restricts access for foreign agents or networks
- Registration lifetime (in seconds)—Number of seconds before which the registration requests are established
- Replay protection time (in seconds)—Number of seconds before which a registration request can exceed the home agent configured time value
- Reverse tunnel—Whether reverse tunneling is enabled or disabled

Example

host1#show ip mobile home-agent 
Home Agent Parameters
Access list name                        ---
Registration lifetime   (in seconds)    36000
Replay protection time  (in seconds)    7
Reverse tunnel                          enabled

See show ip mobile home-agent.

show ip mobile host

Use to display configuration of all or specified mobile nodes or domain users.
Field descriptions
- MN-NAI—Network access identifier of the mobile node in user@realm, @realm, or @ format
- Home IP address—IP address of the mobile node
- Lifetime—Number of seconds the registration request is active for a mobile node
- Care-Of-Access—Name of the ACL applied to the care-of address to restrict network roaming
- Aaa-Configured—Whether AAA server is configured or not

Example 1

host1#show ip mobile host 
Home
    MN-NAI        IP address     Lifetime   Care-Of-Access   Aaa-Configured
--------------   -------------   --------   --------------   --------------
@warner.com           ---           36000   ---                    no
@yahoo.com            ---             ---   ---                   yes
pj@juniper.net        ---             100   ---                    no
pm@juniper.net        ---             500   ---                    no

Example 2

host1#show ip mobile host nai @warner.com
              Home IP
  MN-NAI      address   Lifetime   Care-Of-Access   Aaa-Configured
-----------   -------   --------   --------------   --------------
@warner.com     ---        36000   ---                    no

See show ip mobile host.

show ip mobile profile

Use to display the interface profile name associated with the home agent.
Field descriptions
- Mobile IP profile is—Name of the interface profile name associated with the home agent

Example

host1#show ip mobile profile 
Mobile IP profile is: mobileIpProfile

See show ip mobile profile.

show ip mobile secure foreign-agent

Use to display the security associations configured for all foreign agents on the virtual router.
Field descriptions
- IP address—IP address of foreign agent
- SPI—Security parameter index (SPI) key for authenticating registration requests
- Algorithm—Algorithm (hmac-md5 or keyed-md5) for authenticating Mobile IP messages
- Replay—Interval, in seconds, before which the registration request exceeds the home agent configured time
- Key—128-bit hexadecimal number for authenticating the security association.

Example

host1#show ip mobile secure foreign-agent
IP address        SPI         Algorithm   Replay     Key
----------   --------------   ---------   ------   -------
10.10.10.1   628 ( 0x274 )    hmac-md5    ---      secret
20.20.20.1   628 ( 0x274 )    hmac-md5    255      secret
30.30.30.1   628 ( 0x274 )    hmac-md5    255      secret

See show ip mobile secure foreign-agent.

show ip mobile secure host

Use to display the security associations configured on all mobile node hosts in the virtual router.
Field descriptions
- MN-NAI—Network access identifier of the mobile node in user@realm, @realm, or @ format
- Home IP address—IP address of the mobile node host
- SPI—Security parameter index (SPI) key for authenticating registration requests
- Algorithm—Algorithm (hmac-md5 or keyed-md5) for authenticating Mobile IP messages
- Replay—Interval, in seconds, before which the registration request exceeds the home agent configured time
- Key—128-bit hexadecimal number for authenticating the security association

Example

host1#show ip mobile secure host 
              Home IP
  MN-NAI      address        SPI         Algorithm   Replay   Key
-----------   -------   --------------   ---------   ------   ----
@warner.com     ---     288 ( 0x120 )    hmac-md5    255      time

See show ip mobile secure host.

show ip mobile traffic

Use to display protocol statistics for the Mobile IP home agent traffic, including advertisements, solicitations, registrations, registration errors, and security violations.
To display baseline-relative statistics for the Mobile IP home agent traffic, use the optional delta keyword.
Field descriptions
- Registration requests—Total number of registration requests, de-registration requests, and accepted registration requests for mobile nodes
  - Register—Number of registration requests received by the home agent
  - Deregister—Number of de-registration requests received by the home agent
  - Accept—Number of registration requests accepted by the home agent
- Registration rejects—Total number of and reasons for unsuccessful responses to registration requests
  - Denied—Number of registration requests denied by the home agent
  - Unspecified—Number of registration requests rejected for an unspecified reason, such as an internal communication failure
  - Unknown HA—Number of registration requests rejected because of an unknown home agent address, or because the specified home agent address is not serviced by this home agent
  - Administratively prohibited—Number of registration requests prohibited for administrative reasons, such as the broadcast or B bit being set without the corresponding D bit, or a denial by the registration filters
  - No Resources—Number of registration requests rejected due to insufficient resources, such as a full binding table, an inability to create a tunnel, or an inability of the IP subscriber management application to create a dynamic subscriber interface
  - Authentication failed MN—Number of registration requests rejected because the mobile node failed authentication
  - FA—Number of registration requests rejected because the foreign agent failed authentication
  - Bad identification—Number of registration requests rejected because the registration ID field is out of range
  - Bad request form—Number of registration requests rejected because of a malformed request
  - Unavailable encapsulation—Number of registration requests rejected because of unsupported encapsulation
  - No reverse tunnel—Number of registration requests rejected because reverse tunneling is disabled

Example

host1#show ip mobile traffic 
Home Agent Registrations:
    Registration requests:
        Register: 0
        Deregister: 0
        Accept: 0

    Registration rejects:
        Denied: 0
        Unspecified: 0
        Unknown HA: 0
        Administratively prohibited: 0
        No Resources: 0
        Authentication failed MN: 0
        FA: 0
        Bad identification: 0
        Bad request form: 0
        Unavailable encapsulation: 0
        No reverse tunnel: 0

See show ip mobile traffic.

show license mobile-ip home-agent

Use to display the license key for the home agent.
Field descriptions
- Mobile IP license is—Mobile IP license key associated with the home agent and the maximum number of users allowed by this license

Example

host1#show license mobile-ip home-agent 
Mobile IP license is PcZJ93Mt17 which allows 48000 users

See show license mobile-ip home-agent.

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