IE validation
You can use the following command to add IE validation to a GTP profile. You can use IE validation to validate different types of content or messages in GTP traffic.
config firewall gtp
edit <name>
config ie-validation
set imsi {disable | enable}
set rai {disable | enable}
set reordering-required {disable | enable}
set ms-validated {disable | enable}
set selection-mode {disable | enable}
set nsapi {disable | enable}
set charging-ID {disable | enable}
set end-user-addr {disable | enable}
set mm-context {disable | enable}
set pdp-context {disable | enable}
set gsn-addr {disable | enable}
set msisdn {disable | enable}
set qos-profile {disable | enable}
set apn-restriction {disable | enable}
set rat-type {disable | enable}
set uli {disable | enable}
set ms-tzone {disable | enable}
set imei {disable | enable}
set charging-gateway-addr {disable | enable}
end