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Ucertify offers free demo for tshoot 300 135 pdf exam. "Troubleshooting and Maintaining Cisco IP Networks (TSHOOT)", also known as tshoot 300 135 exam, is a Cisco Certification. This set of posts, Passing the Cisco ccnp tshoot 300 135 dumps pdf exam, will help you answer those questions. The ccnp tshoot 300 135 dumps pdf Questions & Answers covers all the knowledge points of the real exam. 100% real Cisco tshoot 300 135 pdf exams and revised by experts!

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Q1. - (Topic 9)

The implementations group has been using the test bed to do a ‘proof-of-concept' that requires both Client 1 and Client 2 to access the WEB Server at 209.65.200.241. After several changes to the network addressing, routing scheme, DHCP services, NTP services, layer 2 connectivity, FHRP services, and device security, a trouble ticket has been opened indicating that Client 1 cannot ping the 209.65.200.241 address.

Use the supported commands to isolated the cause of this fault and answer the following questions.

The fault condition is related to which technology?

A. BGP

B. NTP

C. IP NAT

D. IPv4 OSPF Routing

E. IPv4 OSPF Redistribution

F. IPv6 OSPF Routing

G. IPv4 layer 3 security

Answer: A Explanation:

On R1 under router the BGP process Change neighbor 209.56.200.226 remote-as 65002 statement to neighbor 209.65.200.226 remote-as 65002

Q2. - (Topic 21)

The implementation group has been using the test bed to do an IPv6 'proof-of-concept1. After several changes to the network addressing and routing schemes, a trouble ticket has been opened indicating that the loopback address on R1 (2026::111:1) is not able to ping the loopback address on DSW2 (2026::102:1).

The fault condition is related to which technology?

A. NTP

B. IPv4 OSPF Routing

C. IPv6 OSPF Routing

D. IPV4 and IPV6 Interoperability

E. IPv4 layer 3 security

Answer: D

Explanation:

Q3. - (Topic 5)

Scenario:

A customer network engineer has edited their OSPF network configuration and now your customer is experiencing network issues. They have contacted you to resolve the issues and return the network to full functionality.

The OSPF neighbour relationship has been lost between R1 and R3. What is causing this problem?

A. The serial interface in R1 should be taken out of the shutdown state.

B. A neighbor statement needs to be configured in R1 and R3 pointing at each other.

C. The R1 network type should be changed to point-to-multipoint non-broadcast.

D. The hello, dead and wait timers on R1 need to be reconfigured to match the values on R3.

Answer: C

Explanation:

In order for two OSPF routers to become neighbors, they must have matching network types across the links. In this case, we see that R1 has been configured as non-broadcast and R3 is using point to point non-broadcast.

This can be seen by issuing the "show running-config" command on each router, or the "show ip ospf interface" command:

Topic 6, Ticket 1: Switch Port Trunk

Topology Overview (Actual Troubleshooting lab design is for below network design)

. Client Should have IP 10.2.1.3

. EIGRP 100 is running between switch DSW1 & DSW2

. OSPF (Process ID 1) is running between R1, R2, R3, R4

. Network of OSPF is redistributed in EIGRP

. BGP 65001 is configured on R1 with Webserver cloud AS 65002

. HSRP is running between DSW1 & DSW2 Switches

The company has created the test bed shown in the layer 2 and layer 3 topology exhibits.

This network consists of four routers, two layer 3 switches and two layer 2 switches.

In the IPv4 layer 3 topology, R1, R2, R3, and R4 are running OSPF with an OSPF process number 1.

DSW1, DSW2 and R4 are running EIGRP with an AS of 10. Redistribution is enabled where necessary.

R1 is running a BGP AS with a number of 65001. This AS has an eBGP connection to AS 65002 in the ISP's network. Because the company's address space is in the private range.

R1 is also providing NAT translations between the inside (10.1.0.0/16 & 10.2.0.0/16) networks and outside (209.65.0.0/24) network.

ASW1 and ASW2 are layer 2 switches.

NTP is enabled on all devices with 209.65.200.226 serving as the master clock source.

The client workstations receive their IP address and default gateway via R4's DHCP server.

The default gateway address of 10.2.1.254 is the IP address of HSRP group 10 which is running on DSW1 and DSW2.

In the IPv6 layer 3 topology R1, R2, and R3 are running OSPFv3 with an OSPF process number 6.

DSW1, DSW2 and R4 are running RIPng process name RIP_ZONE.

The two IPv6 routing domains, OSPF 6 and RIPng are connected via GRE tunnel running

over the underlying IPv4 OSPF domain. Redistrution is enabled where necessary.

Recently the implementation group has been using the test bed to do a ‘proof-of-concept' on several implementations. This involved changing the configuration on one or more of the devices. You will be presented with a series of trouble tickets related to issues introduced during these configurations.

Note: Although trouble tickets have many similar fault indications, each ticket has its own issue and solution.

Each ticket has 3 sub questions that need to be answered & topology remains same.

Question-1 Fault is found on which device,

Question-2 Fault condition is related to,

Question-3 What exact problem is seen & what needs to be done for solution

Client is unable to ping IP 209.65.200.241

Solution

Steps need to follow as below:-

. When we check on client 1 & Client 2 desktop we are not receiving DHCP address from R4

Ipconfig ----- Client will be getting 169.X.X.X

. On ASW1 port Fa1/0/ 1 & Fa1/0/2 access port VLAN 10 was assigned which is using IP address 10.2.1.0/24

Sh run ------- & check for running config of int fa1/0/1 & fa1/0/2

====================================================

interface FastEthernet1/0/1switchport mode accessswitchport access vlan 10interface

FastEthernet1/0/2switchport mode accessswitchport access vlan 10

====================================================

. We need to check on ASW 1 trunk port the trunk Po13 & Po23 were receiving VLAN 20 & 200 but not VLAN 10 so that switch could not get DHCP IP address and was failing to reach IP address of Internet

. Change required: On ASW1 below change is required for switch-to-switch Connectivity..

int range portchannel13,portchannel23 switchport trunk allowed vlan none switchport trunk allowed vlan 10,200

Q4. - (Topic 1)

Which three features are benefits of using GRE tunnels in conjunction with IPsec for building siteto-site VPNs? (Choose three.)

A. allows dynamic routing over the tunnel

B. supports multi-protocol (non-IP) traffic over the tunnel

C. reduces IPsec headers overhead since tunnel mode is used

D. simplifies the ACL used in the crypto map

E. uses Virtual Tunnel Interface (VTI) to simplify the IPsec VPN configuration

Answer: A,B,D

Q5. - (Topic 15)

Use the supported commands to isolated the cause of this fault and answer the following questions.

The fault condition is related to which technology?

A. NTP

B. IP DHCP Helper

C. IPv4 EIGRP Routing

D. IPv6 RIP Routing

E. IPv4 layer 3 security

F. Switch-to-Switch Connectivity

G. Loop Prevention

H. Access Vlans

I. Port Security

J. VLAN ACL / Port ACL

K. Switch Virtual Interface

Answer: J

Explanation:

On DSW1, VALN ACL, Need to delete the VLAN access-map test1 whose action is to drop access-list 10; specifically 10.2.1.3

Q6. - (Topic 18)

The implementations group has been using the test bed to do a ‘proof-of-concept' that requires both Client 1 and Client 2 to access the WEB Server at 209.65.200.241. After several changes to the network addressing, routing schemes, DHCP services, NTP services, layer 2 connectivity, FHRP services, and device security, a trouble ticket has been opened indicating that Client 1 cannot ping the 209.65.200.241 address.

Use the supported commands to isolate the cause of this fault and answer the following question.

The fault condition is related to which technology?

A. NTP

B. IP DHCP Server

C. Ipv4 OSPF Routing

D. Ipv4 EIGRP Routing.

E. Ipv4 Route Redistribution.

F. Ipv6 RIP Routing

G. Ipv6 OSPF Routing

H. Ipv4 and Ipv6 Interoperability

I. Ipv4 layer 3 security.

Answer: B

Explanation:

On R4 the DHCP IP address is not allowed for network 10.2.1.0/24 which clearly shows the problem lies on R4 & the problem is with DHCP

Topic 19, Ticket 14: IPv6 Routing Issue 1

Topology Overview (Actual Troubleshooting lab design is for below network design)

-Client Should have IP 10.2.1.3

-EIGRP 100 is running between switch DSW1 & DSW2

-OSPF (Process ID 1) is running between R1, R2, R3, R4

-Network of OSPF is redistributed in EIGRP

-BGP 65001 is configured on R1 with Webserver cloud AS 65002

-HSRP is running between DSW1 & DSW2 Switches

The company has created the test bed shown in the layer 2 and layer 3 topology exhibits.

This network consists of four routers, two layer 3 switches and two layer 2 switches.

In the IPv4 layer 3 topology, R1, R2, R3, and R4 are running OSPF with an OSPF process number 1.

DSW1, DSW2 and R4 are running EIGRP with an AS of 10. Redistribution is enabled where necessary.

R1 is running a BGP AS with a number of 65001. This AS has an eBGP connection to AS 65002 in the ISP's network. Because the company's address space is in the private range.

R1 is also providing NAT translations between the inside (10.1.0.0/16 & 10.2.0.0/16) networks and outside (209.65.0.0/24) network.

ASW1 and ASW2 are layer 2 switches.

NTP is enabled on all devices with 209.65.200.226 serving as the master clock source.

The client workstations receive their IP address and default gateway via R4's DHCP server.

The default gateway address of 10.2.1.254 is the IP address of HSRP group 10 which is running on DSW1 and DSW2.

In the IPv6 layer 3 topology R1, R2, and R3 are running OSPFv3 with an OSPF process number 6.

DSW1, DSW2 and R4 are running RIPng process name RIP_ZONE.

The two IPv6 routing domains, OSPF 6 and RIPng are connected via GRE tunnel running over the underlying IPv4 OSPF domain. Redistrution is enabled where necessary.

Recently the implementation group has been using the test bed to do a ‘proof-of-concept' on several implementations. This involved changing the configuration on one or more of the devices.

You will be presented with a series of trouble tickets related to issues introduced during these configurations.

Note: Although trouble tickets have many similar fault indications, each ticket has its own issue and solution.

Each ticket has 3 sub questions that need to be answered & topology remains same.

Question-1 Fault is found on which device,

Question-2 Fault condition is related to,

Question-3 What exact problem is seen & what needs to be done for solution

===============================================================================

Q7. - (Topic 20)

The implementation group has been using the test bed to do an IPv6 'proof-of-concept1.

After several changes to the network addressing and routing schemes, a trouble ticket has been opened indicating that the loopback address on R1 (2026::111:1) is not able to ping the loopback address on DSW2 (2026::102:1).

Use the supported commands to isolate the cause of this fault and answer the following question.

On which device is the fault condition located?

A. R1

B. R2

C. R3

D. R4

E. DSW1

F. DSW2

G. ASW1

H. ASW2

Answer: D

Explanation:

Start to troubleshoot this by pinging the loopback IPv6 address of DSW2 (2026::102:1). This can be pinged from DSW1, and R4, but not R3 or any other devices past that point. If we look at the diagram, we see that R4 is redistributing the OSPF and RIP IPV6 routes. However, looking at the routing table we see that R4 has the 2026::102 network in the routing table known via RIP, but that R3 does not have the route:

When we look more closely at the configuration of R4, we see that it is redistributing OSPF routes into RIP for IPv6, but the RIP routes are not being redistributed into OSPF. That is why R3 sees R4 as an IPV6 OSPF neighbor, but does not get the 2026::102 network installed.

So, problem is with route redistribution on R4.

Q8. - (Topic 16)

The implementations group has been using the test bed to do a ‘proof-of-concept'. After several changes to the network addressing, routing schemes, a trouble ticket has been opened indicating that the loopback address on R1 (2026::111:1) is not able to ping the loopback address on DSW2(2026::102:1).

Use the supported commands to isolated the cause of this fault and answer the following questions.

What is the solution to fault condition?

A. Under the interface Serial 0/0/0.23 configuration enter the ipv6 ospf 6 area 0 command.

B. Under the interface Serial0/0/0.12 configuration enter the ipv6 ospf 6 area 12 command.

C. Under ipv6 router ospf 6 configuration enter the network 2026::1:/122 area 0 command.

D. Under ipv6 router ospf 6 configuration enter no passive-interface default command.

Answer: A

Explanation:

On R2, IPV6 OSPF routing, configuration is required to add ipv6 ospf 6 area 0 under interface serial 0/0/0.23

Q9. - (Topic 10)

Use the supported commands to isolated the cause of this fault and answer the following questions.

The fault condition is related to which technology?

A. BGP

B. NTP

C. IP NAT

D. IPv4 OSPF Routing

E. IPv4 OSPF Redistribution

F. IPv6 OSPF Routing

G. IPv4 layer 3 security

Answer: C

Explanation:

On R1 we need to add the client IP address for reachability to server to the access list that is used to specify which hosts get NATed.

Topic 11, Ticket 6 : R1 ACL

Topology Overview (Actual Troubleshooting lab design is for below network design)

. Client Should have IP 10.2.1.3

. EIGRP 100 is running between switch DSW1 & DSW2

. OSPF (Process ID 1) is running between R1, R2, R3, R4

. Network of OSPF is redistributed in EIGRP

. BGP 65001 is configured on R1 with Webserver cloud AS 65002

. HSRP is running between DSW1 & DSW2 Switches

The company has created the test bed shown in the layer 2 and layer 3 topology exhibits.

This network consists of four routers, two layer 3 switches and two layer 2 switches.

In the IPv4 layer 3 topology, R1, R2, R3, and R4 are running OSPF with an OSPF process number 1.

DSW1, DSW2 and R4 are running EIGRP with an AS of 10. Redistribution is enabled where necessary.

R1 is running a BGP AS with a number of 65001. This AS has an eBGP connection to AS 65002 in the ISP's network. Because the company's address space is in the private range.

R1 is also providing NAT translations between the inside (10.1.0.0/16 & 10.2.0.0/16) networks and outside (209.65.0.0/24) network.

ASW1 and ASW2 are layer 2 switches.

NTP is enabled on all devices with 209.65.200.226 serving as the master clock source.

The client workstations receive their IP address and default gateway via R4's DHCP server.

The default gateway address of 10.2.1.254 is the IP address of HSRP group 10 which is running on DSW1 and DSW2.

In the IPv6 layer 3 topology R1, R2, and R3 are running OSPFv3 with an OSPF process number 6.

DSW1, DSW2 and R4 are running RIPng process name RIP_ZONE.

The two IPv6 routing domains, OSPF 6 and RIPng are connected via GRE tunnel running over the underlying IPv4 OSPF domain. Redistribution is enabled where necessary.

Note: Although trouble tickets have many similar fault indications, each ticket has its own issue and solution.

Each ticket has 3 sub questions that need to be answered & topology remains same.

Question-1 Fault is found on which device,

Question-2 Fault condition is related to,

Question-3 What exact problem is seen & what needs to be done for solution

Client is unable to ping IP 209.65.200.241…

Solution

Steps need to follow as below:-

. When we check on client 1 & Client 2 desktop we are not receiving DHCP address from R4

. Ipconfig ----- Client will be receiving IP address 10.2.1.3

. IP 10.2.1.3 will be able to ping from R4 , R3, R2, R1

. Look for BGP Neighbourship

. Sh ip bgp summary ----- State of BGP will be in active state. This means connectivity issue between serial

. Check for running config. i.e sh run --- over here check for access-list configured on interface as BGP is down (No need to check for NAT configuration as its configuration should be right as first need to bring BGP up)

. In above snapshot we can see that access-list of edge_security on R1 is not allowing wan IP network

. Change required: On R1, we need to permit IP 209.65.200.222/30 under the access list.

Q10. - (Topic 9)

Use the supported commands to isolated the cause of this fault and answer the following questions.

What is the solution to the fault condition?

A. Under the BGP process, enter the bgp redistribute-internal command.

B. Under the BGP process, bgp confederation identifier 65001command.

C. Deleted the current BGP process and reenter all of the command using 65002 as the AS number.

D. Under the BGP process, delete the neighbor 209.56.200.226 remote-as 65002 command and enter the neighbor 209.65.200.226 remote-as 65002 command.

Answer: D

Explanation:

On R1 under router BGP change neighbor 209.56.200.226 remote-as 65002 statement to neighbor 209.65.200.226 remote-as 65002

Topic 10, Ticket 5 : NAT ACL

Topology Overview (Actual Troubleshooting lab design is for below network design)

. Client Should have IP 10.2.1.3

. EIGRP 100 is running between switch DSW1 & DSW2

. OSPF (Process ID 1) is running between R1, R2, R3, R4

. Network of OSPF is redistributed in EIGRP

. BGP 65001 is configured on R1 with Webserver cloud AS 65002

. HSRP is running between DSW1 & DSW2 Switches

The company has created the test bed shown in the layer 2 and layer 3 topology exhibits.

This network consists of four routers, two layer 3 switches and two layer 2 switches.

In the IPv4 layer 3 topology, R1, R2, R3, and R4 are running OSPF with an OSPF process number 1.

DSW1, DSW2 and R4 are running EIGRP with an AS of 10. Redistribution is enabled where necessary.

R1 is running a BGP AS with a number of 65001. This AS has an eBGP connection to AS 65002 in the ISP's network. Because the company's address space is in the private range.

R1 is also providing NAT translations between the inside (10.1.0.0/16 & 10.2.0.0/16) networks and outside (209.65.0.0/24) network.

ASW1 and ASW2 are layer 2 switches.

NTP is enabled on all devices with 209.65.200.226 serving as the master clock source.

The client workstations receive their IP address and default gateway via R4's DHCP server.

The default gateway address of 10.2.1.254 is the IP address of HSRP group 10 which is running on DSW1 and DSW2.

In the IPv6 layer 3 topology R1, R2, and R3 are running OSPFv3 with an OSPF process number 6.

DSW1, DSW2 and R4 are running RIPng process name RIP_ZONE.

The two IPv6 routing domains, OSPF 6 and RIPng are connected via GRE tunnel running over the underlying IPv4 OSPF domain. Redistrution is enabled where necessary.

during these configurations.

Note: Although trouble tickets have many similar fault indications, each ticket has its own issue and solution.

Each ticket has 3 sub questions that need to be answered & topology remains same.

Question-1 Fault is found on which device,

Question-2 Fault condition is related to,

Question-3 What exact problem is seen & what needs to be done for solution

Client is unable to ping IP 209.65.200.241

Solution

Steps need to follow as below:-

. When we check on client 1 & Client 2 desktop we are not receiving DHCP address from R4

Ipconfig ----- Client will be receiving IP address 10.2.1.3

. IP 10.2.1.3 will be able to ping from R4 , R3, R2, R1

. Look for BGP Neighbourship

Sh ip bgp summary ----- State of BGP will be in established state & will be able to receive I prefix (209.65.200.241)

. As per troubleshooting we are able to ping ip 10.2.1.3 from R1 & BGP is also receiving prefix of webserver & we are able to ping the same from R1. Further troubleshooting needs to be done on R1 on serial 0/0/1

. Check for running config. i.e sh run for interface serial 0/0/1..

From above snapshot we are able to see that IP needs to be PAT to serial 0/0/1 to reach web server IP (209.65.200.241). But in access-list of NAT IP allowed IP is 10.1.0.0/16 is allowed & need 10.2.0.0 /16 to

. As per troubleshooting we are able to ping ip 10.2.1.3 from R1 & BGP is also receiving prefix of web server & we are able to ping the same from R1. Its should be checked further for running config of interface for stopping

. Change required: On R1 we need to add the client IP address for reachability to server to the access list that is used to specify which hosts get NATed.

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