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PPP interface - Listing Configuration Interfaces

PPP interface

Click the link below to examine the following output from a Linux machine, which shows a configured PPP interface:
Linux Machine Output

  1. The link-layer protocol (Point-to-Point Protocol=PPP)
  2. The IP address of the two ends of the PPP connection ( and, respectively)
  3. The netmask (
  4. The interface status, plus other flags (UP, RUNNING, POINTTOPOINT)
  5. The maximum transmission unit (MTU), which is the largest link-layer frame the protocol supports (1500 bytes)
  6. The metric, an artificial number representing the distance between the two ends of the connection. The metric is used by the routing protocols.
  7. Statistics on packets received (RX)
  8. Statistics on packets transmitted (TX)