Cisco Cisco Packet Data Interworking Function (PDIF) Guía Para Resolver Problemas
MME in LTE/SAE Wireless Data Services
Features and Functionality - Base Software ▀
Cisco ASR 5000 Series Mobility Management Entity Administration Guide ▄
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All call control activity for active and recorded sessions is sent to an off-line Trace Collection Entity (TCE) using a
standards-based XML format over a FTP or secure FTP (SFTP) connection.
standards-based XML format over a FTP or secure FTP (SFTP) connection.
Note: In the current release the IPv4 interfaces are used to provide connectivity to the TCE. Trace activation is based on
IMSI or IMEI and only Maximum Trace Depth is supported in this release.
IMSI or IMEI and only Maximum Trace Depth is supported in this release.
The following figure shows a high-level overview of the session-trace functionality and deployment scenario:
Figure 3.
Session Trace Function and Interfaces
Tra c e C o lle c tio n
E n tity
O fflin e
S to ra g e
E P S N e tw o rk
E n tity
IP C o n n e ctivity
F T P /S -F T P
F T P /S -F T P
F T P /S -F T P
F T P /S -F T P
E P S N e tw o rk
E n tity
E P S N e tw o rk
E n tity
For more information on this feature, refer Configuring Subscriber Session Tracing chapter in MME Service
Administration Guide.
Administration Guide.
Session and Quality of Service Management
This support provides a foundation for contributing towards improved Quality of User Experience (QoE) by enabling
deterministic end-to-end forwarding and scheduling treatments for different services or classes of applications pursuant
deterministic end-to-end forwarding and scheduling treatments for different services or classes of applications pursuant