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https://gitea.osmocom.org/cellular-infrastructure/osmo-mgw.git
synced 2025-10-23 08:12:01 +00:00
d954dcf9e1
This is a BSC to be used by on-waves.com to connect to a real
MSC using SCCP over IP.
The following messages and features are currently implemented:
- IPA identity ack's
- COMPLETE LAYER3 INFORMATION
- DTAP
- PAGING COMMAND
- CLEAR COMPLETE/CLEAR REQUEST
- CIPHER MODE COMMAND/ REJECT /COMPLETE
It comes with a tool to create the enum's from the spec and
a very simple test server to do the handshaking.
31 lines
660 B
Python
Executable File
31 lines
660 B
Python
Executable File
#!/usr/bin/env python
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import sys
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# packages
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ACK ="\x00\x01\xfe\x06"
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RESET_ACK = "\x00\x13\xfd\x09\x00\x03\x07\x0b\x04\x43\x01\x00\xfe\x04\x43\x5c\x00\xfe\x03\x00\x01\x31"
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PAGE = "\x00\x20\xfd\x09\x00\x03\x07\x0b\x04\x43\x01\x00\xfe\x04\x43\x5c\x00\xfe\x10\x00\x0e\x52\x08\x08\x29\x42\x08\x05\x03\x12\x23\x42\x1a\x01\x06"
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# simple handshake...
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sys.stdout.write(ACK)
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sys.stdout.flush()
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sys.stdin.read(4)
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# wait for some data and send reset ack
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sys.stdin.read(21)
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sys.stdout.write(RESET_ACK)
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sys.stdout.flush()
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sys.stdout.write(RESET_ACK)
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sys.stdout.flush()
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# page a subscriber
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sys.stdout.write(PAGE)
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sys.stdout.flush()
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while True:
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sys.stdin.read(1)
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