华为 S1730S-H48T4S-A

华为 S1730S-H24T4S-A

华为 S1720-52GFR-PWR-4P

华为 S1720-52GFR-4P

华为 S1720-28GFR-PWR-4P

华为 S1720-28GFR-4P

华为 S1720-10GF-2P

华为 S1730S-S48P4S-A

华为 S1730S-S48T4S-A

华为 S1730S-S24P4S-A

华为 S1730S-S24T4X-A