| Point Release Table for 5.6 | ||||
| Point Release Contents or Patch | Factory Support | Patch/Point | Point Rel | |
| Release # | Based On. | |||
| Enhancement for TCP/TPA for Invest Telecom. | No | 5.6.P21A | 5.6.S200 | |
| Another TDPU enhancement for Invest Telecom | No | 5.6.P21B | 5.6.P21A | |
| Support HEX characters in the X.25 CUD field. | No | 5.6.P22A | 5.6.S200 | |