Cisco Cisco Packet Data Interworking Function (PDIF) Guía Para Resolver Problemas
PDG/TTG Configuration
Configuring the System to Perform as a TTG ▀
Cisco ASR 5000 Series Packet Data Gateway/Tunnel Termination Gateway Administration Guide ▄
OL-22999-01
Table 7. Required Information for SGTP Context Configuration
Required Information
Description
SGTP context name
An identification string from 1 to 79 characters (alpha and/or numeric) by which the SGTP context is
recognized by the system.
recognized by the system.
DNS interface name
An identification string between 1 and 79 characters (alpha and/or numeric) by which the interface is
recognized by the system.
This is the interface between the DNS and the PDG/TTG.
recognized by the system.
This is the interface between the DNS and the PDG/TTG.
SGTP interface name
An identification string between 1 and 79 characters (alpha and/or numeric) by which the interface is
recognized by the system.
This is the Gn' interface between the TTG and the GGSN.
recognized by the system.
This is the Gn' interface between the TTG and the GGSN.
Logical interface
address(es)
address(es)
IP address(es) and subnet(s) are assigned to the logical interface(s) which are then associated with
physical ports.
physical ports.
Gateway IP address
The gateway IP address for configuring the IP route from the SGTP interface to the GGSN.
Required SGTP Service Configuration Information
The following table lists the information that is required to configure the SGTP service.
Table 8. Required Information for SGTP Service Configuration
Required
Information
Information
Description
SGTP service
name
name
A unique alpha and /or numeric name for the SGTP service configuration.
GTP-U address
An IP address that is associated with an interface in the current context. This is used for GTP-U over the Gn'
interface.
interface.
GTP-C address
An IP address that is associated with an interface in the current context. This is used for GTP-C over the Gn'
interface.
interface.
Required DNS Client Configuration Information
The following table lists the information that is required to configure a DNS client in the SGTP context. This DNS
client is used during DNS resolution to resolve the received APN to the IP address of the GGSN.
client is used during DNS resolution to resolve the received APN to the IP address of the GGSN.
Table 9. Required Information for DNS Client Configuration
Required Information
Description