Which two of these are recommended practices with trunks? (Choose two.)

A.
use ISL encapsulation

B.
use 802.1q encapsulation

C.
set ISL to desirable and auto with encapsulation negotiate to support ISL protocol negotiation

D.
use VTP server mode to support dynamic propagation of VLAN information across the network

E.
set DTP to desirable and desirable with encapsulation negotiate to support DTP protocol negotiation

Explanation:
“As a recommended practice, when configuring switch-to-switch interconnections to carry multiple VLANs, set Dynamic Trunking Protocol (DTP) to Desirable and
Desirable with Encapsulation Negotiate to support DTP negotiation.”