Ccna routing and Switching Complete Study Guide

sh interfaces gi0/13 switchport

Name: Gi0/13

Switchport: Enabled

Administrative Mode: dynamic desirable

Operational Mode: trunk

Administrative Trunking Encapsulation: negotiate

Operational Trunking Encapsulation: dot1q

Negotiation of Trunking: On

Access Mode VLAN: 1 (default)

Trunking Native Mode VLAN: 1 (default)

 

S1#

sh int gi0/13 switchport

Name: Gi0/13

Switchport: Enabled

Administrative Mode: dynamic auto

Operational Mode: trunk

Administrative Trunking Encapsulation: dot1q

Operational Trunking Encapsulation: dot1q

Negotiation of Trunking: On

Access Mode VLAN: 1 (default)

Trunking Native Mode VLAN: 392 (Inactive)

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Chapter 20 

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  Troubleshooting IP, IPv6, and VLANs

So this has got to be bad, right? I mean really—are we sending any frames down that 

link or not? Let’s see if we solved our little problem of not being able to ping to hosts from 

S1 to S2 and find out:

PC1#