The mirror traffic is sent on SCAT (inbound and outbound components). The mirror is removed between the border router and BRAS. For mirroring intermediate switch is used.
The following configuration was acquired: Server + SCAT-20; the supplier was NAG.
No problems with installation and configuration have arisen. The physical switching was done by our engineers, and the software configuration - by specialists of IT-Grad company servicing SCAT. Earlier for we used Cisco SCE to comply with FL, which led sometimes to problems with locks (incorrect URL, the inability to block https, etc.), now we are absolutely sure in FL execution.
In general, no complaints relating to the work of the technical support, all questions are resolved quickly enough.