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Spirent KB Article
Doc ID: FAQ19653
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Spirent TestCenter: How can I establish a BPG session between a 2-Bytes ASN and a 4-Byte ASN?
If you enable 4-Bytes ASN for a Spirent TestCenter emulated device and 2-Bytes ASN for the DUT, when you advertise BGP routes from STC to the DUT the session will change to IDLE state.
To be able to run a test under this scenario, please follow the steps below:
Enable the 4-Bytes ASN for both devices, STC emulated device and the DUT.
Please consider that the 2-Bytes ASN for both devices should be
- Spirent TestCenter: How do I configure BGP 4 Byte AS number?
Configure the STC emulated device 4-Byte ASN to match your test.
Set the DUT ASN as
e.g. if the DUT ASN is 100 enable the 4-byte ASN and set it to
Product : Spirent TestCenter,BGP