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= Iopex =
* IP Header Fields, Flags & length
* TCP Header Fields, Flags & length
* How ICMP will recognize reply message? Identification field
* Where Segmentation occurs
* What is MTU
* URG vs Push Flag
* Data Offset
* NAT-T
* DORA
* DHCP Relay
* Use of GARP
* Port no of Telnet, SMTP, FTP
* Why FTP uses 2 ports
* Phase 1 parameters
* Phase 1 errors
'''If Proxy ID mismatch occurs, will VPN come up or just data will not transfer?'''
IKE Phase 1 successful, Phase 2 fails due to proxy-id mismatch
The Proxy ID on the local and remote VPN device must match for phase 2 to complete the VPN negotiations
* Use of Inverse ARP(Frame Relay)
* Scenario: Ping from PC1 to PC2 - Explain ARP, IP, MAC table, etc
[PC1]------[SW]------[Router]------[PC2]
= Arcesium =
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