Chapter 10. Networking Tapset

Table of Contents

netdev.receive — Data received from network device.
netdev.transmit — Network device transmitting buffer
netdev.change_mtu — Called when the netdev MTU is changed
netdev.open — Called when the device is opened
netdev.close — Called when the device is closed
netdev.hard_transmit — Called when the devices is going to TX (hard)
netdev.rx — Called when the device is going to receive a packet
netdev.change_rx_flag — Called when the device RX flag will be changed
netdev.set_promiscuity — Called when the device enters/leaves promiscuity
netdev.ioctl — Called when the device suffers an IOCTL
netdev.register — Called when the device is registered
netdev.unregister — Called when the device is being unregistered
netdev.get_stats — Called when someone asks the device statistics
netdev.change_mac — Called when the netdev_name has the MAC changed
tcp.sendmsg — Sending a tcp message
tcp.sendmsg.return — Sending TCP message is done
tcp.recvmsg — Receiving TCP message
tcp.recvmsg.return — Receiving TCP message complete
tcp.disconnect — TCP socket disconnection
tcp.disconnect.return — TCP socket disconnection complete
tcp.setsockopt — Call to setsockopt
tcp.setsockopt.return — Return from setsockopt
tcp.receive — Called when a TCP packet is received
udp.sendmsg — Fires whenever a process sends a UDP message
udp.sendmsg.return — Fires whenever an attempt to send a UDP message is completed
udp.recvmsg — Fires whenever a UDP message is received
udp.recvmsg.return — Fires whenever an attempt to receive a UDP message received is completed
udp.disconnect — Fires when a process requests for a UDP disconnection
udp.disconnect.return — UDP has been disconnected successfully
ip_ntop — returns a string representation from an integer IP number

This family of probe points is used to probe the activities of the network device and protocol layers.