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

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.

View Answer

Answer: B, E

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."