Correlation ID IE  <correlation_id> 

Used to correlate subsequent secondary PDP context activations.
Reference: 3GPP TS 29.060

Type:

  gtpCorrelationIdType
ATTRIBUTES
presence valuePresence
RESTRICTIONS
[0-9]{1,2}
[0-1][0-9]{2}
2[0-4][0-9]
25[0-5]
0x[0-9a-fA-F]{1,2}

PARENT ELEMENTS

Parent

Type

Create PDP Context Request Message <createPdpContextReq> CreatePdpContextRequestMsgType
Initiate PDP Context Activation Request Message <initPdpContextActReq> InitPdpContextActRequestMsgType
GTP Custom Control Message <customControlMsg> GtpCustomCtlMsgType