Transmit Nonstandard BPDUs
CCC protocol, Layer 2 circuit, and Layer 2 VPN configurations can transmit nonstandard Bridge Protocol Data Units (BPDUs) generated by other vendors' equipment. This is the default behavior on all supported PICs and requires no additional configuration. In previous JUNOS releases, these BPDUs were dropped by T-series routers because the BPDUs had an incorrect Ethernet frame length value.
The following PICS are supported on T-series routers and can transmit nonstandard BPDUs: