Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Model number | Printer ports | Network ports | Network protocols | Firmware | Notes |
| --- | --- | --- | --- | --- | --- |
| EX Plus | One Parallel | 10Base-2 and 10Base-T | TCP/IP, IPX/SPX, and DLC/LLC | Flash EEPROM | BOOTP & DHCP Client |
| EX Plus3 | Three Parallel | 10Base-2 and 10Base-T | TCP/IP, IPX/SPX, AppleTalk, and DLC/LLC | Flash EEPROM | DHCP Client (not BOOTP) |
| 170x | One Parallel ( IEEE 1284.4) | One RJ45 10Base-T Ethernet | TCP/IP, IPX/SPX, and DLC/LLC | Non-upgradeable | Discontinued |
| 175x | One USB 1.0 | One RJ45 10/100Base-TX Ethernet | TCP/IP, AppleTalk, LPD (Windows and Mac OS only) | Non-upgradeable | Discontinued in favor of the en1700 |
| 310x | One USB 1.0 | One RJ45 10/100Base-TX Ethernet | TCP/IP, IPX/SPX, AppleTalk, and DLC/LLC | 2 MB | Discontinued in favor of the en3700 |
Question:
What's the type of printer ports in the model number EX Plus3?
Answer:
Three Parallel