17600 – system data, 17601:17620 – card data – Thinklogical Router Interfaces User Manual
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17600 – System Data
System data consists of 18 bytes. The first two bytes have the current alarm contact
settings (big-endian). Each bit corresponds to a contact. Bit 0 (lsb) of byte 1 is the bit for
the Power Supply 1 alarm, and bit 7 (msb) is the bit for the 'any' alarm. The next three
bytes are for the installed card inventory. A '0' bit means the card is installed and a '1' bit
means the card is removed. The other bytes are for internal use.
17601:17620 – Card Data
Each I/O card in the VxRouter has an associated TCP port. Card 1 uses port 17601, card 2
uses 17602, and so on. The data is formatted as follows:
•
12 bytes, internal use
•
1 byte, card type
◦
0xff
missing
◦
0x01
downstream
•
SFP data, 256 bytes per SFP, 16 SFPs per card
◦
128 bytes, SFP ID data
◦
128 bytes, SFP diagnostic data
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Table 4: Vx320Video System Data
Alarms
Inventory
Byte
Byte
Byte
Byte
Byte
Bit
0
1
2
3
4
0
Alarm 1
Card 1
Card 9
Card 17
1
Alarm 2
Card 2
Card 10
Card 18
2
Alarm 3
Card 3
Card 11
Card 19
3
Alarm 4
Card 4
Card 12
Card 20
4
Alarm 5
Card 5
Card 13
5
Alarm 6
Card 6
Card 14
6
Alarm 7
Card 7
Card 15
7
Alarm 8
Card 8
Card 16