This post will show how to perform LibPcap snooping on IOS devices. Two types of IOS routers (7200 and csr1000v) are covered in the document.
tcpdump-on-ios
WeatherBilthoven, Netherlands04:33, 4:33, Thu, Jul 3, 202515°Cfew cloudsHourly Forecast07:00
15°/16°°C 0 mm 0% 9 mph 77% 1023 mb 0 mm/h10:00
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11°/11°°C 0 mm 0% 4 mph 78% 1027 mb 0 mm/h