Cisco Cisco Packet Data Gateway (PDG) Prospecto
APN Configuration Mode Commands
▀ tunnel address-policy
▄ Cisco ASR 5x00 Command Line Interface Reference
1400
tunnel address-policy
This command specifies the address allocation/validation policy for all tunneled calls (IP-IP, IP-GRE) except L2TP
calls. This means that GGSN IP address validation could be disabled for specified incoming calls.
calls. This means that GGSN IP address validation could be disabled for specified incoming calls.
Product
GGSN
P-GW
SAEGW
Privilege
Security Administrator, Administrator
Mode
Exec > Global Configuration > Context Configuration > APN Configuration
configure > context context_name > apn apn_name
Entering the above command sequence results in the following prompt:
[context_name]host_name(config-apn)#
Syntax
tunnel address-policy { alloc-only | alloc-validate | no-alloc-validate }
default tunnel address-policy
default
Resets the tunnel address-policy to alloc-validate.
alloc-only
IP addresses are allocated locally and no validation is done.
alloc-validate
Default.
The VPN Manager allocates and validates all incoming IP addresses from a static pool of IP addresses.
The VPN Manager allocates and validates all incoming IP addresses from a static pool of IP addresses.
no-alloc-validate
No IP address assignment or validation is done for calls arriving via L3 tunnels. Incoming static IP addresses
are passed. This allows for the greatest flexibility.
are passed. This allows for the greatest flexibility.
Usage
This command supports scalable solutions for Corporate APN deployment as many corporations handle their
own IP address assignments. In some cases this is done to relieve the customer or the mobile operators from
the necessity of reconfiguring the range of IP addresses for the IP pools at the GGSN.
For calls coming through L2TP tunnels, the command
own IP address assignments. In some cases this is done to relieve the customer or the mobile operators from
the necessity of reconfiguring the range of IP addresses for the IP pools at the GGSN.
For calls coming through L2TP tunnels, the command
l3-to-l2-tunnel address policy
as defined in
the APN Configuration mode, will be in effect.
Example