Question 34 of 56 from exam 300-730-SVPN: Implementing Secure Solutions with Virtual Private Networks

Question 34 of 56 from exam 300-730-SVPN: Implementing Secure Solutions with Virtual Private Networks

Question

rbeginning Main Mode exchange
(0):sending packet to 192.168.0.8 my_port 500 peer_port 500 (I) MM NO STATE
(0) :received packet from 192.168.0.8 dport 500 sport 500 Global (I) MM_NO_STATE
Old State = IKE_I MM1 New State = IKE_I_MM2
:found peer pre-shared key matching 192.168.0.8
tlocal preshared key found
:Checking ISAKMP transform 1 against priority 10 policy
: encryption AES-CBC
keylength of 256
hash SHA2S6
default group 14
auth pre-share
life type in seconds
: life duration (basic) of 1200
atts are acceptable. Next payload is 0
(0):sending packet to 192.168.0.8 my_port 500 peer_port 500 (I) MM SA_SETUP
ISAKMP: (0):O1d State = IKE I MM2 New State = IKE_I_MM3
ISAKMP-PAK: (0):received packet from 192.168.0.8 dport 500 sport 500 Global (I) MM_SA_SETUP
ISAKMP: (0):O1ld State = IKE_I MM3 New State = IKE _I_MMé
ISAKMP: (0):found peer pre-shared key matching 192.168.0.8
ISAKMP: (1005) :0ld State = IKE_I_MM4 New State = IKE_I_MM4
ISAKMP: (1005) :pre-shared key authentication using id type ID_IPV4_ADDR
ISAKMP-PAK: (1005) :sending packet to 192.168.0.8 my_port 4500 peer_port 4500 (I) MM_KEY EXCH
ISAKMP: (1005):0ld State = IKE I MM4 New State = IKE_I_MMS
ISAKMP-PAK: (1005) :received packet from 192.162.0.8 dport 500 sport 500 Global (I) MM KEY EXCH
ISAKMP: (1005):phase 1 packet is a duplicate of a previous packet.
ISAKMP: (1005) :retransmitting due to retransmit phase 1
ISAKMP: (1005):retransmitting phase 1 MM KEY EXCH...
ISAKMP: (1005):: incrementing error counter on sa, attempt 1 of 5: retransmit phase 1
ISAKMP-PAK: (1005) :sending packet to 192.168.0.8 my_port 4500 peer_port 4500 (I) MM KEY EXCH
ISAKMP-PAK: (1005) :received packet from 192.1628.0.@ dport 500 sport 500 Global (I) MM KEY EXCH
ISAKMP: (1005):phase 1 packet is a duplicate of a previous packet.
ISAKMP: (1005) :retransmitting due to retransmit phase 1

Refer to the exhibit.

A site-to-site tunnel between two sites is not coming up.

Based on the debugs, what is the cause of this issue?

Answers

Explanations

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A. B. C. D.

C.