Ericsson HM4x0 Reference Manual page 576

Security CLI Commands
576
Transport Type: tcp
Starting port number: 1720
Ending port number: 1720
Allow multiple hosts: false
Max activity interval: 30000
Session chaining: false
Session chaining on UDP: false
Binary address replacement: false
Address translation type: none
2/1553-ZAT 759 94 Uen B – December 2005