Section 2.1.d (ii) dot1Q Recall that in section 2.1.c we showed the 802.1q header and discussed all of the fields within, so I won't go over that again. Instead we will discuss choosing the encapsulation on a port. On most newer switches, we only have the option of 802.1q, but older switches also support …
2.1.d (i) VTPv1, VTPv2, VTPv3, VTP Pruning
VTP is cisco proprietary, allows for VLAN propagation across all switches. Vlan Trunking Protocol Min Requirements: All switches use the same VTP domain name (case sensitive) Switches need to be connected via trunks The same VTP pass needs to be used on all members Same version of VTP must be used across a link The …
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2.1.d Implement and Troubleshoot Trunking
Section 2.1.d Implement and Troubleshoot Trunking There was no section to discuss Cisco's Dynamic Trunking Protocol (DTP) so I decided to do it here. DTP allows us to dynamically form trunks on ports where two devices are speaking the DTP protocol. In theory this sounds great, it makes the network plug-n-play. In reality it …
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Cisco Nexus Storm-Control SNMP Trap and EMM Email Script
I'd like to preface this by saying on the nexus platform storm-control by default does not actually errdisable the port (I believe in catalyst it did). We can just have it syslog and generate an SNMP trap. en conf t event manager environment _email_to [email protected] event manager environment _email_server x.x.x.x event manager environment _email_from [email protected] …
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2.1.c Implement and Troubleshoot VLAN Flash Cards
2.1.c Implement and Troubleshoot VLAN Flash Cards Here are my flash cards for 2.1.c Implement and Troubleshoot VLAN. I am giving these flash cards in TXT and in an ANKI package. If you don’t have or know what Anki is, it is my favorite , free flash card program: https://apps.ankiweb.net/ Here is the Anki …
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2.1.b Flash Cards
CCIE R&S 5.1 2.1.b Flash Cards Here are my flash cards for 2.1.a Implement and troubleshoot layer 2 protocols. I am giving these flash cards in TXT and in an ANKI package. If you don’t have or know what Anki is, it is my favorite , free flash card program: https://apps.ankiweb.net/ Here is the …