Patent ID: 8300537

Claim:
First and second portions of a computer-readable storage medium each having computer instructions for operating an Ethernet switch and an internet protocol router, respectively, for conducting diagnostics in a multicast network having network elements comprising one or more internet protocol routers and Ethernet switches, the first portion of the computer-readable storage medium operating in the Ethernet switch, comprising computer instructions that, when executed by at least one first processor of the Ethernet switch, cause the at least one first processor to perform operations comprising: receiving an internet protocol query packet generated by a receiver for collecting telemetry data between a source and the receiver; translating the internet protocol query packet to an Ethernet query packet; collecting in the Ethernet query packet telemetry data from the Ethernet switch, wherein at least one telemetry field of the Ethernet switch includes an arrival time of the Ethernet query packet at the Ethernet Switch; and submitting the Ethernet query packet to the next network element of the multicast network; the second portion of the computer-readable storage medium operating in the internet protocol router, comprising computer instructions that, when executed by at least one second processor of the internet protocol router, cause the at least one second processor to perform operations comprising: receiving the Ethernet query packet; translating the Ethernet query packet to the internet protocol query packet; and submitting the internet protocol query packet to the next network element of the multicast network.