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MGCP Extensions

This page defines the Osmocom specific extensions to the MGCP (RFC3435) protocol.

Connection parameter X-Osmo-CP

The general format is

X-Osmo-CP: subType

where the subType is one of the following identifiers:

subType Description
EC Error counters

Error counters EC

The connection parameter has the form:

X-Osmo-CP: EC counter*=_*value_[*,* ...]

The following error counters are currently specified:

counter value Description
TIS int, >= 0 Timestamp errors at input, NET->BTS
TOS int, >= 0 Timestamp errors at output, NET->BTS
TIR int, >= 0 Timestamp errors at input, BTS->NET
TOR int, >= 0 Timestamp errors at output, BTS->NET