Which configuration is the correct way to change a GET VPN Key Encryption Key lifetime
to 10800 seconds on the key server?

A Cisco Easy VPN software client is unable to access its local LAN devices once the VPN
tunnel is established. How can this issue be resolved?

error: % Invalid input detected at ‘^’ marker.
Above error is received when generating RSA keys for SSH access on a router using the
crypto key generate rsa command. What are the reasons for this error? (Choose two.)

crypto isakmp profile vpn1
vrf vpn1
keyring vpn1
match identity address 172.16.1.1 255.255.255.255
crypto map crypmap 1 ipsec-isakmp
set peer 172.16.1.1
set transform-set vpn1
set isakmp-profile vpn1
match address 101
!
interface Ethernet1/2
crypto map crypmap
Which statements apply to the above configuration? (Choose two.)

MACsec, which is defined in 802.1AE, provides MAC-layer encryption over wired
networks. Which two statements about MACsec are true? (Choose two.)

Which two statements about OSPF authentication are true? (Choose two.)

Which option describes the main purpose of EIGRP authentication?

Refer to the exhibit.

Which option describes the behavior of this configuration?

Which two statements describe GRE? (Choose two.)

Which two statements about NHRP are true? (Choose two.)