Cisco Cisco Packet Data Gateway (PDG)

 

 

 

 

SNDCP Data Statistics: 

Un-Acknowledged mode: 

SN-PDUs 
received 

Description: This proprietary counter indicates the total number of SN-PDUs received by SNDCP. 
Triggers: Increments when an SN-PDU is received by SNDCP. 
Availability: per SGSN service 

SN-PDU Bytes 
received 

Description: This proprietary counter indicates the total number of SN-PDU bytes received by SNDCP. 
Triggers: Increments when an SN-PDU is received by SNDCP. 
Availability: per SGSN service 

SN-PDUs 
dropped 

Description: This proprietary counter indicates the total number of SN-PDUs dropped at SNDCP due to 
various reasons. 
Triggers: Increments when SN-PDUs are dropped at SNDCP for various error cases as explained by the 
specific Drop reason counters below. 
Availability: per SGSN service 

SN-PDU Bytes 
dropped 

Description: This proprietary counter indicates the total number of SN-PDU bytes dropped at SNDCP due to 
various reasons. 
Triggers: Increments when SN-PDUs are dropped at SNDCP for various error cases as explained by the 
specific Drop reason counters below. 
Availability: per SGSN service 

SN-PDU Drop Reason: 

Invalid SAPI 
State 

Description: This proprietary counter indicates the total number of SN-PDUs dropped at SNDCP due to 
invalid SAPI state. 
Triggers: Increments when SN-PDUs are received in invalid SAPI state. 
Availability: per SGSN service 

Invalid PDP Ctx 

Description: This proprietary counter indicates the total number of SN-PDUs dropped at SNDCP due to 
invalid PDP context. 
Triggers: Increments when SN-PDUs are received by a non-existent PDP Context or non-existent subscriber. 
Availability: per SGSN service 

Decode Failure 

Description: This proprietary counter indicates the total number of SN-PDUs dropped at SNDCP due to 
decode failure. 
Triggers: Increments when Decode failures occur for SN-PDUs. 
Availability: per SGSN service 

Reassembly Drops: