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-rw-r--r--external/construct/protocols/layer4/isup.py15
1 files changed, 15 insertions, 0 deletions
diff --git a/external/construct/protocols/layer4/isup.py b/external/construct/protocols/layer4/isup.py
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+++ b/external/construct/protocols/layer4/isup.py
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+"""
+ISDN User Part (SS7 protocol stack)
+"""
+from construct import *
+
+
+isup_header = Struct("isup_header",
+ Bytes("routing_label", 5),
+ UBInt16("cic"),
+ UBInt8("message_type"),
+ # mandatory fixed parameters
+ # mandatory variable parameters
+ # optional parameters
+)
+