Cisco Cisco Packet Data Gateway (PDG)
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Statistics and Counters Reference, StarOS Release 16 ▄
4947
Field
Description
Unknown TID Drops
Tunnel Identifier TID) is an identity provided by the Gprs Tunneling Protocol (GTP) to
every packet. The TID identifies the destination and transaction to which the packet
belongs. Transactions are identified using logical Identifiers as well as IMSI.
A Control Protocol (CP) message is composed of:
every packet. The TID identifies the destination and transaction to which the packet
belongs. Transactions are identified using logical Identifiers as well as IMSI.
A Control Protocol (CP) message is composed of:
Protocol discriminator
Transaction Identifier
Message type
Other required Information Elements (IEs)
This specifies total number of messages that were dropped due to unknown transaction
identifier.
identifier.
CP Ack
Total number of CP acknowledgement messages that were dropped.
CP Error
Total number of CP error messages that were dropped.
CP –Error Drop for
Invalid TID Recvd.
Invalid TID Recvd.
Tunnel Identifier TID) is an identity provided by the Gprs Tunneling Protocol (GTP) to
every packet. The TID identifies the destination and transaction to which the packet
belongs. Transactions are identified using logical Identifiers as well as IMSI.
A Control Protocol message is composed of
every packet. The TID identifies the destination and transaction to which the packet
belongs. Transactions are identified using logical Identifiers as well as IMSI.
A Control Protocol message is composed of
Protocol discriminator
Transaction Identifier
Message type
Other required Information Elements (IEs)
Specifies total number of CP error messages dropped due to reception of wrong or
non-existent Transaction Identifier (TID).
non-existent Transaction Identifier (TID).
RP Layer Messages
Short Message Relay Protocol (SM-RP), that is used for communication between the
SMR entities from MS and network. Following are the components of RP layer
messages:
SMR entities from MS and network. Following are the components of RP layer
messages:
RP Data: This message is sent between MS and the MSC in both directions. It
contains message type, message reference, originator address, destination
address along with the user data.
contains message type, message reference, originator address, destination
address along with the user data.
RP Ack: This message sent between the MS and MSC in both directions. This
message is used to relay the acknowledgement of received RP- data or
RP-SMMA messages. It contains message type, message reference and user
data.
message is used to relay the acknowledgement of received RP- data or
RP-SMMA messages. It contains message type, message reference and user
data.
RP –Error : This message is sent between the MS and the MSC in both
directions and is used to relay the cause of erroneous short message or
notification transfer attempt. It contains message type, message reference, and
cause and user data.
directions and is used to relay the cause of erroneous short message or
notification transfer attempt. It contains message type, message reference, and
cause and user data.
RP Data (Tx)
Total number of transmitted RP data messages.
RP Ack (Tx)
Total number of transmitted RP acknowledge messages.