How do I grab a packet in iOS??

In order to capture the package on an iOS system, the following steps:

1, device Jailbreak

2, change to developer in cydia-software source-settings, or some Deb cannot search

Install the following software: openssh,openssl,wget (download tool) Aptitude and APT 0.6 Transitional (Deb Package tool) unzip and zip (decompression and compression packaging tool)

3, after installing and starting sshd, login via ssh-l root ipad_ip_address, the default password is: Alpine, this is the default root password of iOS system, remember to change it in time.

4, command line install additional software

If you are prompted to find the apt command, search for apt in cydia, install apt 0.6 transitional,apt 0.7 (apt-key), apt 0.7 HTTPS method,apt 0.7 strict,apt0.7 Strict (Lib ), Aptitude

Installing tcpdump

Apt-get Install Tcpdump

5. Start the Listening port

6, recommended IPAD installation command line tool

Mobile Terminal is also in Cydia

How do I grab a packet in iOS??