Which of the following is true concerning ISL?

A. It is supported on both the 1900 and 2950 switches.

B. It adds a 26-byte trailer and 4-byte header.

C. Tagging is done in software.

D. The original Ethernet frame is not modified.

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. Which of the following are classless protocols?
  2. Which router command performs an overwrite process? (Choose all correct answers.)
  3. A _________ connects two or more LANs in the same geographic area.
  4. Which router command would you use to view the configuration register value?
  5. Which Frame Relay command is used to manually resolve addresses?
  6. The _______ program goes out and finds the IOS and loads it.
  7. When choosing a WAN solution, consider all of the following except __________.
  8. Which control sequence moves the cursor to the end of the line?
  9. Which type of traffic is sent to a group of devices?
  10. ___________ defines LAPD, which is responsible for the data-link layer connection between the router…
  11. The default encapsulation on a synchronous serial interface is _________.
  12. You have ISL trunks in your network and five VLANs configured. How many instances of STP are running?
  13. What command assigns a User EXEC password to a 2950 switch?
  14. _________ defines how the Frame Relay DTE and DCE interact with each other.
  15. What command creates a DHCP address pool on a router?
  16. What router command saves the active configuration to NVRAM?
  17. You are given a Class C network with a subnet mask of How many host addresses are there…
  18. When examining the IP routing table, an EIGRP route will be shown as what letter?
  19. Which of the following reasons might you need to use address translation?
  20. A routing protocol that supports route summarization must perform all except which of the following?
  21. You are given the following addressing information: What type of address is this?
  22. The slot number of a 1900's Fast Ethernet uplink ports is ________.
  23. The TCP/IP protocol stack has ________ layers.
  24. If the port status LED on a 2950 is ________, there is a physical layer connection problem.
  25. An _____________ is a public IP address associated with an inside device.
  26. Your router is running RIP and OSPF and both routing protocols are learning Which routing…
  27. Which type of routing protocol uses the Shortest Path First algorithm?
  28. A _________ is a network that provides a secure connection from a company to other business partners.
  29. The 1900 switch supports ________ VLANs.
  30. If the 2950's RPS is ________, the external power supply is supplying power.