4G/LTE

  

 

 

 

ESM Cause

 

 

The details of ESM Cause is described in 24.301 B.1 Causes related to Nature of Request

 

Some of the common/important causes are as follows :

 

Code

Meaning

Description

50

PDN type IPv4 only allowed

Indicate that only PDN type IPv4 is allowed for the requested PDN Connectivity

51

PDN type IPv6 only allowed

Indicate that only PDN type IPv6 is allowed for the requested PDN Connectivity

52

Single Address Bearer only allowed

Indicate that the requested PDN connectivity is accepted with the restriction that only single IP version bearers are allowed