You can now get the best of both worlds for your IP edge network: virtualization and specialized routing hardware. So your networks can be fully optimized with the right routing platform in the right network location for your chosen mix of services. The 7750 SR is a high-performance, multiservice IP edge router.
School of Medicine, Family Medicine answered. The symptoms of a silent migraine are usually visual disturbances, dizziness or nausea, without a headache. Silent migraines are very unusual because nearly all migraine attacks cause a headache and are therefore not considered silent migraines.
Symptoms of an aura. About 1 out of 5 people has a warning sign of a migraine called an aura. It usually starts about 30 minutes before the headache starts. During an aura, you may: 1  See spots, wavy lines, or flashing lights.  Have numbness or a pins-and-needles feeling in your hands, arms, or face.