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Table 4 Allocation of DSCP bits for T2W services

From: A novel network architecture for train-to-wayside communication with quality of service over heterogeneous wireless networks

Services

Class

Priority

DSCP

Traffic Class

Passenger internet

A

1

000011

00001100 (0 × 0C)

Crew intranet

A

2

000111

00011100 (0 × 1C)

Diagnostics

A

3

001011

00101100 (0 × 2C)

Application update

A

4

001111

00111100 (0 × 3C)

Content update

    

TCMS event

B

4

010011

01001100 (0 × 4C)

CCTV security

C

5

010111

01011100 (0 × 5C)

Intercom (VoIP)

D

6

011011

01101100 (0 × 6C)

CCTV safety

E

6

011111

01111100 (0 × 7C)

TCMS cyclic

F

6

100011

10001100 (0 × 8C)

Public address

G

7

100111

10011100 (0 × 9C)

PIS data

    

Configuration traffic

G

8

101011

10101100 (0 × AC)