170-010 - Brocade Certified vRouter Engineer

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Example Questions

Which term is a definition of a VLAN? VLAN 10 is configured on ethernet 0. Which command line will display operational statistics for the VLAN? Which three commands display whether a firewall rule has been matched by traffic? (Choose three.) [email protected]:~$ show interfaces Codes: S - State, L - Link, u - Up, D - Down, A - Admin Down Interface IP Address S/L Description eth0 172.24.42.51/24 u/u eth1 192.168.101.1/24 u/u eth2 192.168.12.1/24 u/u eth3 192.168.13.1/24 A/D lo 127.0.0.1/8 ::1/128 [email protected]:~$ Based on the output, what is the problem with eth3? You've configured a destination port in your firewall rule. Which two additional elements are required in the rule? (Choose two.) Which three statements about the configuration file are true? (Choose three.) Which command line displays the output of an OSPF protocol monitoring session on your screen? Which show command displays the most recent entries in the local device log? Which term describes a single port on an Ethernet switch? [email protected]:~$ show dhcp server leases IP address Hardware Address Lease expiration Pool Client Name ---------- ---------------- ---------------- ---- ----------- 10.224.7.40 00:04:f2:02:84:49 2013/06/22 17:46:20 ClientLAN 10.224.7.41 d4:be:d9:1b:ed:9e 2013/06/22 20:27:26 ClientLAN PC-HR-34 [email protected]:~$ show interfaces Codes: S - State, L - Link, u - Up, D - Down, A - Admin Down Interface IP Address S/L Description --------- ---------- --- ----------- eth0 192.168.200.254/24 u/u eth1 192.168.100.1/24 u/u eth2 10.224.7.1/25 u/u eth3 172.24.42.1/24 u/u lo 127.0.0.1/8 u/u ::1/128 Based on the output shown, which statement is true? Which command will display the revision of software installed? [email protected]:~$ show interfaces Codes: S - State, L - Link, u - Up, D - Down, A - Admin Down Interface IP Address S/L Description eth0 172.24.42.52/24 u/u eth1 192.168.12.2/24 u/ueth2 192.168.23.2/24 u/u eth3 192.168.128.2/24 u/u lo 127.0.0.1/8 u/u ::1/128 [email protected]:~$ show dns forwarding nameservers Nameservers configured for DNS forwarding 172.24.42.1 available via 'system' 216.134.160.13 available via 'system' Based on the output shown, which two statements are true? (Choose two.) You are running a Brocade Vyatta vRouteras a virtual machine, and the upgrade system image command tells you that you must perform a manual upgrade. Which three steps are part of the manual upgrade process? (Choose three.) Which command line will configure the OSPF router ID? What information does a router need to add an entry to its routing table? (Choose two.) If all interfaces are active, which route would be preferred? Which command displays the headers of packets matching firewall rules? [email protected]:~$ show interfaces Codes: S - State, L - Link, u - Up, D - Down, A - Admin Down Interface IP Address S/L Description --------- ---------- --- ----------- eth0 172.24.42.52/24 u/u eth1 192.168.12.2 /24 u/u 192.168.129.2/24 192.168.130.2/24 192.168.131.2/24 eth2 192.168.23.2/24 u/u eth3 192.168.128.2/24 u/u eth3.10 192.168.132.2/24 eth3.20 192.168.133.2/24 [email protected]:~$ Which interface has VLANs associated with it? A user has read-write access to a Brocade Vyatta vRouter. Which two commands will display the current device configuration? (Choose two.) Which two statements regarding Ethernet link aggregation are true? (Choose two.) Which command line will display configured static routes only? [email protected]:~$ show interfaces Codes: S - State, L - Link, u - Up, D - Down, A - Admin Down Interface IP Address S/L Description eth0 172.24.42.51/24 u/u eth1 192.168.101.1/24 u/ueth2 192.168.12.1/24 u/u eth3 192.168.13.1/24 u/D lo 127.0.0.1/8 ::1/128 [email protected]:~$ Based on the output, which two could be the problem with eth3? (Choose two.) [email protected]:~$ show dns forwarding statistics Cache statistics Cache size: 150 Queries forwarded: 20 Queries answered locally: 1 Total DNS entries inserted into cache: 58 DNSentries removed from cache before expiry: 0 Nameserver statistics Server: 172.24.42.1 Queries sent: 20 Queries retried or failed: 0 Server: 216.134.160.13 Queries sent: 5 Queriesretried or failed: 0 Based on the output shown, which two statements are true? (Choose two.) What is the purpose of the TCP three-way handshake? [email protected]:~$ show system image The system currently has the following image(s) installed: 1: VSE6.5R3 (default boot) (running image) 2: VSE6.4-2012.08.04 3: VSE6.4-2012.04.30 4: VSE6.4-2012.03.27 5: VSE6.3-2011.08.31 [email protected]:~$ Based on the output, which two statements about this Brocade Vyatta vRouter are true? (Choose two.) [email protected]:~$ show system commit 0 2013-05-03 21:07:54 by root via boot-configloader 1 2013-05-03 00:05:32 by vyatta via cli 2 2013-05-02 23:15:23 by vyatta via cli32013-04-08 17:57:48 by root via boot-config-loader 4 2013-03-12 18:08:45 by vyatta via cli 5 2013-01-22 22:56:04 by vyatta via cli 6 2012-11-04 02:36:36 by root via boot-fig-loader 7 2012-10-12 16:15:36 by vyatta via cli 8 2012-10-11 16:23:08 by vyatta via cli 9 2012-9-10 18:51:06 by vyatta via cli 10 2012-09-04 23:56:28 by vyatta via cli 112012-08-31 23:25:35 by vyatta via cli 12 2012-08-31 23:08:05 by vyatta via cli 13 2012-08-31 23:07:32 by vyatta via cli 14 2012-08-31 23:06:56 by vyatta via cli 15 2012-08-103:38:53 by vyatta via cli 16 2012-08-31 03:37:15 by vyatta via cli 17 2012-08-31 03:03:53 by vyatta via cli 18 2012-06-22 04:58:47 by vyatta via cli 19 2012-06-20 19:48:08by vyatta via cli [email protected]:~$ Which two configuration elements are required in a source NAT masquerade rule? (Choose two.) [email protected]:~$ show interfaces Codes: S - State, L - Link, u - Up, D - Down, A - Admin Down Interface IP Address S/L Description eth0 172.24.42.52/24 u/u eth1 192.168.12.2 /24 u/u192.168.129.2/24 192.168.130.2/24 192.168.131.2/24 eth2 192.168.23.2/24 u/u eth3 192.168.128.2/24 u/u eth3.10 192.168.132.2/24 eth3.20 192.168.133.2/24 [email protected]:~$ Which interface has VLANs associated with it? Which statement about NAT is true? Which two elements must be configured on your Brocade Vyatta vRouter to use the upgrade system image command? (Choose two.) Which two statements about static routes are true? (Choose two.) Which two steps are required to enable logging of NAT traffic? (Choose two.) [email protected]:~$ show interfaces Codes: S - State, L - Link, u - Up, D - Down, A - Admin Down Interface IP Address S/L Description eth0 172.24.42.52/24 u/u eth1 192.168.12.2/24 u/u eth2 192.168.23.2/24 u/u eth3 192.168.128.2/24 u/u lo 127.0.0.1/8 u/u ::1/128 [email protected]:~$ show dns forwarding nameservers Nameservers configured for DNS forwarding 172.24.42.1 available via 'system' 216.134.160.13 available via 'system' Based on the output shown, which two statements are true? (Choose two.) [email protected]:~$ show ip route ospf O 192.168.12.0/24 [110/1] is directly connected, eth2, 00:07:36 O 192.168.13.0/24 [110/1] is directly connected, eth3, 00:07:36 O *> 192.168.23.0/24 [110/2] via 192.168.12.2, eth2, 00:05:05 *> [110/2] via 192.168.13.3, eth3, 00:05:05 O 192.168.101.0/24 [110/1] is directly connected, eth1, 00:07:36 O *> 192.168.128.0/24 [110/2] via 192.168.12.2, eth2, 00:05:53 O *> 192.168.129.2/32 [110/11] via 192.168.12.2, eth2, 00:05:53 O *> 192.168.130.2/32 [110/11] via 192.168.12.2, eth2, 00:05:53 O *> 192.168.131.2/32 [110/11] via 192.168.12.2, eth2, 00:05:53 O *> 192.168.160.0/24 [110/2] via 192.168.13.3, eth3, 00:05:05 O *> 192.168.161.3/32 [110/11] via 192.168.13.3, eth3, 00:05:05 O *> 192.168.162.3/32 [110/11] via 192.168.13.3, eth3, 00:05:05 O *> 192.168.163.3/32 [110/11] via 192.168.13.3, eth3, 00:05:05 [email protected]:~$ show ip route summary IP routing table name is Default-IP-Routing-Table(0) IP routing table maximum-paths is 8 Route Source Networks connected 7 static 1 ospf 9 Total 17 FIB 9 [email protected]:~$ With all routing settings at system defaults, which statement is true about the interface VYA1 will use to transmit traffic destined for 192.168.23.15? Which two elements are required in a source NAT rule? (Choose two.) Which three commands should be used to modify a firewall rulebase? (Choose three.) Which three configuration parameters are auto-detected on a vRouter Ethernet port? (Choose three.) [email protected]:~$ show ip route ospf O 192.168.12.0/24 [110/1] is directly connected, eth2, 00:07:36 O 192.168.13.0/24 [110/1] is directly connected, eth3, 00:07:36 O *> 192.168.23.0/24 [110/2] via 192.168.12.2, eth2, 00:05:05 *> [110/2] via 192.168.13.3, eth3, 00:05:05 O 192.168.101.0/24 [110/1] is directly connected, eth1, 00:07:36 O *> 192.168.128.0/24 [110/2] via 192.168.12.2, eth2, 00:05:53 O *> 192.168.129.2/32 [110/11] via 192.168.12.2, eth2, 00:05:53 O *> 192.168.130.2/32 [110/11] via 192.168.12.2, eth2, 00:05:53 O *> 192.168.131.2/32 [110/11] via 192.168.12.2, eth2, 00:05:53 O *> 192.168.160.0/24 [110/2] via 192.168.13.3, eth3, 00:05:05 O *> 192.168.161.3/32 [110/11] via 192.168.13.3, eth3, 00:05:05 O *> 192.168.162.3/32 [110/11] via 192.168.13.3, eth3, 00:05:05 O *> 192.168.163.3/32 [110/11] via 192.168.13.3, eth3, 00:05:05 [email protected]:~$ show ip route summary IP routing table name is Default-IP-Routing-Table(0) IP routing table maximum-paths is 8 Route Source Networks connected 7 static 1 ospf 9 Total 17 FIB 9 [email protected]:~$ Based on the output, what is the reason not all OSPF routes have been added to the FIB? What are two characteristics of UDP? (Choose two.) [email protected]:~$ show interfaces Codes: S - State, L - Link, u - Up, D - Down, A - Admin Down Interface IP Address S/L Description eth0 172.24.42.52/24 u/u eth1 192.168.12.2 /24 u/u 192.168.129.2/24 192.168.130.2/24 192.168.131.2/24 eth2 192.168.23.2/24 u/u eth3 192.168.128.2/24 u/u eth3.10 192.168.132.2/24 eth3.20 192.168.133.2/24 [email protected]:~$ Which interface has VLANs associated with it? By default, what information is stored in the Brocade Vyatta vRouter system log? (Choose two.) [email protected]:~$ show ip route Codes: K - kernel, C - connected, S - static, R - RIP, B - BGP O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSAexternal type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area > - selected route, * - FIB route, p - stale info Gateway of last resort is 172.24.42.1 to network 0.0.0.0 S *> 0.0.0.0/0 [1/0] via 172.24.42.1, eth0 C *> 127.0.0.0/8 is directly connected, lo C *> 172.24.42.0/24 is directly connected, eth0O 192.168.12.0/24 [110/1] is directly connected, eth2, 00:02:53 C *> 192.168.12.0/24 is directly connected, eth2 O 192.168.13.0/24 [110/1] is directly connected, eth3, 00:02:53 C *>192.168.13.0/24 is directly connected, eth3 O *> 192.168.23.0/24 [110/2] via 192.168.12.2, eth2, 00:01:31 *> [110/2] via 192.168.13.3, eth3, 00:01:31 O 192.168.101.0/24 [110/1] isdirectly connected, eth1, 00:02:53 C *> 192.168.101.0/24 is directly connected, eth1 O *> 192.168.128.0/24 [110/2] via 192.168.12.2, eth2, 00:01:10 O *> 192.168.129.2/32 [110/11] via192.168.12.2, eth2, 00:01:10 O *> 192.168.130.2/32 [110/11] via 192.168.12.2, eth2, 00:01:10 O *> 192.168.131.2/32 [110/11] via 192.168.12.2, eth2, 00:01:10 O *> 192.168.160.0/24110/2] via 192.168.13.3, eth3, 00:01:31 O *> 192.168.161.3/32 [110/11] via 192.168.13.3, eth3, 00:01:31 O *> 192.168.162.3/32 [110/11] via 192.168.13.3, eth3, 00:01:31 O*> 192.168.163.3/32 [110/11] via 192.168.13.3, eth3, 00:01:31 [email protected]:~$ Which three routes will the device originate into the OSPF network? (Choose three.) [email protected]:~$ show ip route Codes: K - kernel route, C - connected, S - static, R - RIP, O - OSPF, I - ISIS, B - BGP, > - selected route, * - FIB route S>* 0.0.0.0/0 [1/0] via 10.1.1.1, eth0 C>* 10.1.1.0/30 is directly connected, eth1 C>* 10.2.2.0/30 is directly connected, eth2 S 10.1.2.0/24 [1/0] via 10.1.1.1, eth1 S>* 10.1.2.0/24 [100/0] via 10.2.2.1, eth2 O 10.1.2.0/24 [110/20] via 10.2.2.1, eth2 C 127.0.0.0/8 is directly connected, lo [email protected]:~$ Your router has received a packet destined for host 10.1.2.42. Which line from the routing table shows how the router will forward the packet? What are three characteristics of TCP? (Choose three.) [email protected]:~$ show ip ospf neighbor OSPF process 0: Neighbor ID Pri State Dead Time Address Interface 192.168.131.2 1 Full/Backup 00:00:38 192.168.12.2 eth2 192.168.163.3 1 Init/DROther 00:00:33 192.168.13.3 eth3 [email protected]:~$ 10.1.16 [email protected]:~$ show ip ospf database OSPF Router with ID (172.24.42.51) (Process ID 0) Router Link States (Area 0.0.0.0) Link ID ADV Router Age Seq# CkSum Link count 172.24.42.51 172.24.42.51 167 0x80000008 0xa98e 3 172.24.42.52 172.24.42.52 166 0x80000006 0x21e7 3 172.24.42.53 172.24.42.53 6 0x8000000b 0x7854 3 172.24.42.54 172.24.42.54 7 0x80000003 0x1183 4 Net Link States (Area 0.0.0.0) Link ID ADV Router Age Seq# CkSum 192.168.12.1 172.24.42.51 327 0x80000002 0x92e8 192.168.13.3 172.24.42.53 32 0x80000002 0x6d08 192.168.23.3 172.24.42.53 602 0x80000002 0x0d5d 192.168.160.3 172.24.42.53 10 0x80000003 0x3e9f AS External Link States Link ID ADV Router Age Seq# CkSum Route Tag 0.0.0.0 172.24.42.51 187 0x80000003 0x04a1 E2 0.0.0.0/0 254 [email protected]:~$ Which statement describes the status shown in the output? Your eth1 interface is connected to an ISP, but your user traffic is still not reaching the Internet. You suspect a problem with the DHCP lease. [email protected]:~$ show dhcp client leases interface : eth1 ip address : 192.168.128.11 [Active] subnet mask : 255.255.255.0 router : 182.168.128.2 name server : 192.168.128.2 dhcp server : 192.168.128.2 lease time : 86400 last update : Wed Jun 19 00:06:00 GMT 2013 expiry : Thu Jun 20 00:06:00 GMT 2013 reason : BOUND [email protected]:~$ Which line in the output shows the problem? [email protected]:~$ show interfaces Codes: S - State, L - Link, u - Up, D - Down, A - Admin Down Interface IP Address S/L Description eth0 172.24.42.51/24 u/u eth1 192.168.101.1/24 u/ueth2 192.168.12.1/24 u/u eth3 192.168.13.1/24 A/D lo 127.0.0.1/8 ::1/128 [email protected]:~$ Based on the output, what is the problem with eth3? [email protected]:~$ show ip route ospf O 192.168.12.0/24 [110/1] is directly connected, eth2, 00:07:36 O 192.168.13.0/24 [110/1] is directly connected, eth3, 00:07:36 O *> 192.168.23.0/24110/2] via 192.168.12.2, eth2, 00:05:05 *> [110/2] via 192.168.13.3, eth3, 00:05:05 O 192.168.101.0/24 [110/1] is directly connected, eth1, 00:07:36 O *> 192.168.128.0/24110/2] via 192.168.12.2, eth2, 00:05:53 O *> 192.168.129.2/32 [110/11] via 192.168.12.2, eth2, 00:05:53 O *> 192.168.130.2/32 [110/11] via 192.168.12.2, eth2, 00:05:53 O*> 192.168.131.2/32 [110/11] via 192.168.12.2, eth2, 00:05:53 O *> 192.168.160.0/24 [110/2] via 192.168.13.3, eth3, 00:05:05 O *> 192.168.161.3/32 [110/11] via 192.168.13.3, eth3,00:05:05 O *> 192.168.162.3/32 [110/11] via 192.168.13.3, eth3, 00:05:05 O *> 192.168.163.3/32 [110/11] via 192.168.13.3, eth3, 00:05:05 [email protected]:~$ show ip route summary IProuting table name is Default-IP-Routing-Table(0) IP routing table maximum-paths is 8 Route Source Networks connected 7 static 1 ospf 9 Total 17 FIB 9 [email protected]:~$ With allroutingsettings at system defaults, which statement is true about the interface VYA1 will use to transmit traffic destined for 192.168.23.15? You want to configure a backup static route for a route learned through OSPF. What is the lowest value you can use for administrative distance for this to work? Your eth1 interface is connected to an ISP, but your user traffic is still not reaching the Internet. You suspect a problem with the DHCP lease. [email protected]:~$ show dhcp client leasesinterface : eth1 ip address : 192.168.128.11 [Active] subnet mask : 255.255.255.0 router : 182.168.128.2 name server : 192.168.128.2 dhcp server : 192.168.128.2 lease time : 86400last update : Wed Jun 19 00:06:00 GMT 2013 expiry : Thu Jun 20 00:06:00 GMT 2013 reason : BOUND [email protected]:~$ Which line in the output shows the problem? Given the address 172.16.99.1 and a mask of 255.255.252.0, what is the subnet number?