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Transport aspects 2

Table S.2  NT software image attributes

Bit
Byte
7 6 5 4 3 2 1 0
1 Attribute 1 Attribute 2 Attribute 3 Attribute 4 Attribute 5 Attribute 6 Attribute 7 Attribute 8

2 Attribute 9 Attribute 10 Attribute 11 Attribute 12 Attribute 13 Attribute 14 Attribute 15 Attribute 16
The attribute numbers in Table S.2 correspond to the specific attributes as given in Table S.3. An attribute is
'set' if the corresponding bit in the attribute mask is equal to 1 and is not set if the bit is 0.

Table S.3  NT software image attributes

Attribute Number Description

1 Version
2 Is committed
3 Is active
4 Is valid

5 Product code
6 Image hash
7..16 Reserved

S.5 Message set

S.5.1 Get software image

Table S.4  Get software image message

Field Byte 7 6 5 4 3 2 1 0 Comments
Datagram protocol 1 0 0 0 0 0 0 0 1 NT software management = 0116
identifier
Transaction correlation 2-3
identifier
Message type 4 0 1 0 1 1 1 1 0 AR = 1, AK = 0, MT = 30
Action = get software image.

Managed software 5 Software image instance
image instance 0 instance 0

1 instance 1
2..254 vendor-specific use
255 reserved by ITU-T

Message contents 6-7 Length of message contents field in bytes
length = 2(Note).
Message contents 8-9 Attribute mask

NOTE – This field shall be coded as an unsigned integer on 16 bits [b 15 … b 0], where b 0 is the LSB. Byte 6 shall represent [b 15 … b 8]
and byte 7 shall represent [b 7 … b 0].

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