URR Format
The URR ID format is as given below:
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URR ID is 32 bit.
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MSB (32nd) bit for static/predefined URRs is set to 1, and for dynamic URRs is set to 0.
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First four LSB bits are set for interface type.
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1 for offline
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7 for online
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Bit 4-31 is for URR ID number.
For example: Dynamic first URR if ID is 1:
0x00 00 01 01 Offline
0x00 00 01 07 Online
Static/Predefined first URR if ID is 1:
0x80 00 01 01 Offline
0x80 00 01 07 Online