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CCIE Voice Test

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. What is the Enable Enterprise Feature Access Service Parameter used for?
8kb/s
The + character is not supported on a VOIP dial-peer.||So you'll need to add back on the POTS dial-peer before it gets to the PSTN via a voice translation-rule.
CUCM - Partitions and Calling Search Spaces||CME - COR Lists
To enable two-stage dialing.

2. What are two caveats to using the ccm-manager config server</ip> command?
Bandwidth

1st the Subnet is recognized. (Device Mobility Info)|Then different Physical Locations are compared.
#call-manager-fallback|#ip source-address (IP)|#max-ephone 4|max-dn 8|Configure a refernce in CUCM

3. How do you set the inter-digit timeout for SIP phones in CME?
(config)#voice register dialplan
Phone number followed by domain name.|i.e. 3006@ipxcme.com
Debug ephone moh
Find the GUI Files - show flash | i .html|ip http server|ip http path flash:/<PATH TO FILES>||telephony service|web admin system name admin pass cisco|dn-webedit

4. What are the steps to configure Single Number Reach and Mobile Voice Access?
Ssh to the CUCM the phone is registered to|show perf query class 'Cisco MOH Device'
#voice class h323 1| #h225 timeout tcp establish 3||#dial-peer voice 3000 voip| #destination-pattern 3...| # voice-class h323 1| #session target ipv4:10.1.5.3 (sub)| #dtmf-relay h245-alpha||#dial-peer voice 30001 voip| #destination-pattern 3...| #pre

#after-hours block pattern

5. What's the best way to perform digit manipulation on a route group?
(config)#isdn switch-type primary-ni|(config)#network-clock-participate wic 0||(config)#controller t1 0/0/0|(config-controller)#pri-group timeslots 1-3|(config-controller)#no shut||(config)#voice service voip|(conf-voi-serv)#sip|(conf-serv-sip)#bind
Default is SRST||mode cme changes to CME|no mode cme changes back to SRST
Sends every digit to CUCM in real-time with digit-analysis being handled by CUCM.
Configure it on the route group through the route list - then it will be local to the route list.

6. 'How do you inform a SIP phone of NTP information?
System --> Phone NTP Reference|Then Apply to System --> Date/Time Group
(config)#ip domain-name <NAME>|(config)#isdn switch-type primary-ni|(config)#network-clock-participate wic 0||(config)#controller t1 0/0/0|(config-controller)#pri-group timeslots 1-3 - 24 service mgcp|(config-controller)#no shut||(config)#interface s
#int lo0|#h323-gateway voip bind srcaddr [IP]||#isdn switch-type primary-ni|#network-clock-particpate wic0||#controller t1 0/0/0|#pri-group timeslots 1-3||#int serial 0/0/0:23|#isdn outgoing display-ie|#isdn b-chan selection order [use opposite of wh
Sh ip rsvp reservation||sh sccp connections

7. What should you configure before entering auto qos?
Automatically configures the MGCP GW for you.
Bandwidth

Vlan database|vlan 130 name DATA|vlan 240 name PHONES|apply|exit

8. What are the steps to integrate CUPS with CUCM?
#voice service voip| #no supplementary-service h225-notify cid-update
Enable MOH on the CME.||#telephony service|#moh music-on-hold.au
On CUCM -- UPTSAL||Create Your Users|Phone - set owner id|Create SIP Trunk|SIP Trunk Security Profile||Application Server|Licensing||||On CUPS||Work Left to right
Dial-peers

9. What kind of relationship does an MGCP gateway have with CUCM?
Phone number followed by domain name.|i.e. 3006@ipxcme.com
1st the Subnet is recognized. (Device Mobility Info)|Then different Physical Locations are compared.
Master/Slave relationship. CUCM controls it.
In the CUCM 7.0.1 Release Notes ... search for restore.

10. Does CUCM support RSVP natively?
Apply it to the ephone.
24kb/s
At the CLI: utils ntp status
No it invokes the RSVP call agent on the IOS Router via SCCP message. i.e. use a Software MTP.

11. How would you enable security on a GK?
Gatekeeper| security acl answerarq 1||set up an access list permit whoever you want to allow
Reroute when here is WAN congestion.
No it invokes the RSVP call agent on the IOS Router via SCCP message. i.e. use a Software MTP.
#voice class h323 1| #h225 timeout tcp establish 3||#dial-peer voice 3000 voip| #destination-pattern 3...| #voice-class h323 1| #session target ipv4:(SUB IP)| #dtmf-relay h245-alpha||#dial-peer voice 30001 voip| #destination-pattern 3...| #voice-clas

12. What would force you to use telephony-service to configure SRST?
Dtmf-relay h245-alpha
1. Complicated Hunt Group|2. Need to support Calling Name|3. Need to support Call Park Call Pickup
DDI - Digit Discard Instruction (PreDot)||Mask - most powerful (does DDI and Prefix)||Prefix - Prefixes digits|| **These three types are compounded in this order!
No it invokes the RSVP call agent on the IOS Router via SCCP message. i.e. use a Software MTP.

13. Where can you find the command to restore any of the default IP Phone Services if they happen to have been deleted?
(config)#sh cdp neigh detail
In the CUCM 7.0.1 Release Notes ... search for restore.
Int vlan 130|ip address 10.10.101.1 255.255.255.0|int vlan 240|ip address 10.10.201.1 255.255.255.0
You may be running into a CSA bug. Disable CSA in CUCM by:|SSH to CUCM|utils csa disable

14. How do you configure AAR?
(config)#ip domain-name <NAME>|(config)#isdn switch-type primary-ni|(config)#network-clock-participate wic 0||(config)#controller t1 0/0/0|(config-controller)#pri-group timeslots 1-3 - 24 service mgcp|(config-controller)#no shut||(config)#interface s
1. Enable it.|2. Create AAR Group|3. Create CSS-AAR and apply at device level.|4. Apply AAR Group at line level.
Telephony-service|no auto-reg-ephone|max-ephones <NUM>|max-dn <NUM> no-reg|ip source-address <IP> port 2000|create cnf-files
Find the GUI Files - show flash | i .html|ip http server|ip http path flash:/<PATH TO FILES>||telephony service|web admin system name admin pass cisco|dn-webedit

15. What terminology translates to SRST?
Configure it on the route group through the route list - then it will be local to the route list.
System --> Phone NTP Reference|Then Apply to System --> Date/Time Group
Reroute when there is a WAN Outage.
...

16. A show isdn status shows TEI_ASSIGNED. What do you do to get MULTIPLE_FRAME_ESTABLISHED?
Re-enter the mgcp bind control and mgcp bind media commands.
In CUCM on the PRI interface of the MGCP Gateway - set the Significant Digits to 4.
System --> Phone NTP Reference|Then Apply to System --> Date/Time Group
No POTS dial-peer or no direct-inward-dial on a pots dial-peer

17. If you have an H323 Gateway at a siet where the phones are controlled by CUCM - what do you need from a dial-peer perspective?
You need pots dial-peers for incoming calls and you need a voip dial-peer pointing to the CUCM so the H323 GW and connect the call to those phones.
On CUCM -- UPTSAL||Create Your Users|Phone - set owner id|Create SIP Trunk|SIP Trunk Security Profile||Application Server|Licensing||||On CUPS||Work Left to right
h225 timeout tcp establish 3 within a h323 voice class||#voice class h323 1|#h225 timeout tcp establish 3
Interface f0/0|no ip address|no shut||interface f0/0.10|encap dot1q 10 native --> !!! DATA VLAN !!!|ip address 10.10.100.1 255.255.255.0|interface f0/0.20|encap dot1q 20 --> !!! VOICE VLAN !!!|ip address 10.10.200.1 255.255.255.0

18. What does rule 1 /^.*(....$)/ /1/ do?
Matches any length dialed number and truncates it to 4 digits.
Bandwidth
Ip domain-name ipexpert.com|network-clock-participate wic 0|isdn switch-type primary-ni||controller t1 0/0/0|pri-group timeslots 1-3 - 24 service mgcp|no shut||int serial 0/0/0:23|isdn bind-l3 ccm-manager|ccm-manager mgcp|ccm-manager redundant-host 1
voice translation-profile|and|voice translation-rule

19. Calls coming from CUCM to PSTN need what?
Outbound dial-peers
(config)#service dhcp|(config)#no ip dhcp conflict logging|(config)#ip dhcp excluded-address <low IP> <hi IP>|(config)#ip dhcp-pool <name>|(dhcpconfig)#network <network name> </nn or mask>|(dhcpconfig)#domain-name <domain>|(dhcpconfig)#dns-server <IP
Int vlan 130|ip address 10.10.101.1 255.255.255.0|int vlan 240|ip address 10.10.201.1 255.255.255.0
The Called/Calling Transformations are superceded.

20. How do you configure CUCM redundancy on an H323 gateway?
...
#voice class h323 1| #h225 timeout tcp establish 3||#dial-peer voice 3000 voip| #destination-pattern 3...| #voice-class h323 1| #session target ipv4:(SUB IP)| #dtmf-relay h245-alpha||#dial-peer voice 30001 voip| #destination-pattern 3...| #voice-clas
Ccm-manager music-on-hold
Allows you to transfer by only pressing the Transfer button once.

21. How do you create a trunk on the switch side?
Interface f0/0|no ip address|no shut||interface f0/0.10|encap dot1q 10 native --> !!! DATA VLAN !!!|ip address 10.10.100.1 255.255.255.0|interface f0/0.20|encap dot1q 20 --> !!! VOICE VLAN !!!|ip address 10.10.200.1 255.255.255.0
CAT IOS|switchport trunk encap dot1q|switchport mode trunk|switchport trunk native vlan 10 --> !!!DATA VLAN!!!
You need dial-peers and to allow h323 to h323 communication.||voice service voip| allow-connections h323 to h323
Service Parameter --> Block OffNet To OffNet Transfer --> True

22. If you're using Called/Calling Party Transformations at the Route Pattern - what happens if you do Digit manipulation at the route list?
No it invokes the RSVP call agent on the IOS Router via SCCP message. i.e. use a Software MTP.
...
Gatekeeper|endpoint resource-threshold|endpoint max-calls h323id gk-trunk_2 1||The bandwidth command only allows restriction between zones
The Called/Calling Transformations are superceded.

23. What are the commands to configure SIP phones in CME?
Precede the # with a > ... so 9011*>#
Voice register global|mode cme|source-address <IP>|max-dn <NUM>|max-pool <NUM>|tftp-path flash:/<PATH>|create profile||NOTE: You have to do a create profile every time you change the voice register pool
To notify SIP Phones of NTP
#voice class h323 1| #h225 timeout tcp establish 3||#dial-peer voice 3000 voip| #destination-pattern 3...| # voice-class h323 1| #session target ipv4:10.1.5.3 (sub)| #dtmf-relay h245-alpha||#dial-peer voice 30001 voip| #destination-pattern 3...| #pre

24. On the RDP What is the Rerouting CSS used for?
Outbound dial-peers
(config)#isdn switch-type primary-ni|(config)#network-clock-participate wic 0||(config)#controller t1 0/0/0|(config-controller)#pri-group timeslots 1-3|(config-controller)#no shut||(config)#voice service voip|(conf-voi-serv)#sip|(conf-serv-sip)#bind
Single Number Reach (Mobile Connect)
Yes. The media resources in the first MRG listed will be used before media resources in the second MGR listed.

25. What are the basic ephone-dn and ephone commands?
Precede the # with a > ... so 9011*>#
Int vlan 130|ip address 10.10.101.1 255.255.255.0|int vlan 240|ip address 10.10.201.1 255.255.255.0
Ephone-dn 1 <dual / octo>|number 3001|description 3214-3001 !!! PHONE BANNER !!!||ephone 1|mac-address 001b.d4c6.ca99|button 1:1|type 7961|max-calls-per-button 5|busy-trigger-per-button 3
TRUE

26. On an H323 GW - how do you adjust the timers for redundancy hunting?
h225 timeout tcp establish 3 within a h323 voice class||#voice class h323 1|#h225 timeout tcp establish 3
Voice register dn 1|number 3001|voice register pool 1|number 1 dn 1|id mac 001b.ac02.14de|type 7961|dtmf-relay rtp-nte|description 3214-3005 !!! PHONE BANNER !!!|codec g711u
SERVICE PARAMETER > Device Name of GK0controlled Trunk That Will Use Port 1720 > US_Trunk (or whatever you're using)||> Host Name/IP of GK That Will Use RAS UDP Port 1719 > (IP of GK) ||BE SURE TO RESTART THE TRUNK in CUCM and possibly the CUCM Servi
SERVICE PARAMETER>|| Stop routing on unallocated number flag - Set to False|| Stop routing user busy - Set to False

27. How do you configure SIP phones to be able to call other SIP phones via SIP URI?
Configure it on the route group through the route list - then it will be local to the route list.
Voice register dn 1| number 4002||voice register pool 1|id mac 0022.0022.0022|type 7961ge|number 1 dn 1|dtmf-relay rtp-nte|no vad
SIP Route Pattern over a SIP Trunk.
Automatically configures the MGCP GW for you.

28. What are the commands to create vlans on an ESW?
Vlan database|vlan 130 name DATA|vlan 240 name PHONES|apply|exit
(config)#int s0/0/0:15 (this is created after you setup the PRI)|(config-if)#isdn outgoing display-ie
Call Simulator. You can use to validate path from router to the PSTN.
1. Enable it.|2. Create AAR Group|3. Create CSS-AAR and apply at device level.|4. Apply AAR Group at line level.

29. In a SIP Dial Rule how do you represent a dialed * instead of it being used as a wildcard?

30. What are the commands to configure NTP in IOS?
(config)#clock timezone|(config)#ntp server/master|(config)#sh ntp status to verify
...
Automatically configures the MGCP GW for you.

31. On an MGCP GW - if you select Top Down under Channel Selection Order - What does that mean?
Trunk Port Method (3750 or ESW)||interface fa0/1|switchport trunk encap dot1q|switchport mode trunk|switchport trunk native vlan 10|switchport voice vlan 20|spanning-tree portfast
Top Down means that channel 1 will be the first channel used to place outgoing calls.
You need pots dial-peers for incoming calls and you need a voip dial-peer pointing to the CUCM so the H323 GW and connect the call to those phones.
When multiple sites use the same route pattern - do your digit manipulation on a route list.

32. How do you verify where MOH is being served up from?

33. How do you configure SRST?
CUCM - Partitions and Calling Search Spaces||CME - COR Lists
Sh ip rsvp reservation||sh sccp connections
Auto Call Pickup Enabled
Call-manager-fallback or telephony-service mode SRST

34. How do you verify that NTP is working on the CUCM server?
At the CLI: utils ntp status

When configuring TEHO.
Auto Call Pickup Enabled

35. What must you do for a BACD script to work on a CME router?
...
Enable MOH on the CME.||#telephony service|#moh music-on-hold.au
When configuring TEHO.
Dial-peers

36. What are the commands to ensure an H323 GW always uses the Sub as primary and Pub as a backup?
Access Port Method||interface range fa0/1 - 3|switchport voice vlan 20|switchport access vlan 10|spanning-tree portfast
Re-enter the mgcp bind control and mgcp bind media commands.
#voice class h323 1| #h225 timeout tcp establish 3||#dial-peer voice 3000 voip| #destination-pattern 3...| # voice-class h323 1| #session target ipv4:10.1.5.3 (sub)| #dtmf-relay h245-alpha||#dial-peer voice 30001 voip| #destination-pattern 3...| #pre
In CUCM - configure CFUR to point to it's E164 number.

37. How do you test a Voice Translation Rule?
Service Parameters --> Mobile Voice Access Number
#test voice translation rule 1 <input to test>
Auto Call Pickup Enabled
Reroute when here is WAN congestion.

38. How do you configure class of service (CoS) in CUCM? CME?
1. Complicated Hunt Group|2. Need to support Calling Name|3. Need to support Call Park Call Pickup
To enable two-stage dialing.
Telephony service|ip source-address 10.10.110.2|max-dn <NUM>|max-ephone <NUM>|create cnf-files
CUCM - Partitions and Calling Search Spaces||CME - COR Lists

39. How do you configure phone ports on an ESW?
Trunk Port Method (3750 or ESW)||interface fa0/1|switchport trunk encap dot1q|switchport mode trunk|switchport trunk native vlan 10|switchport voice vlan 20|spanning-tree portfast
On CUCM it's identical to adding an H323 GW.
#voice-class h323 1|#h225 timeout tcp establish 3 (if no response within 3 seconds continue dial-peer hunting)
Dtmf-relay h245-alpha

40. An MGCP gateway serving as an SRST router requires what?
Ephone-dn 1 <dual / octo>|number 3001|description 3214-3001 !!! PHONE BANNER !!!||ephone 1|mac-address 001b.d4c6.ca99|button 1:1|type 7961|max-calls-per-button 5|busy-trigger-per-button 3
Bandwidth
Redundant dial plan. One on CUCM and one on the routers via dial-peers.
When multiple sites use the same route pattern - do your digit manipulation on a route list.

41. Name 2 commands to verify RSVP functionality.
Sh ip rsvp reservation||sh sccp connections
#call-manager-fallback|#ip source-address (IP)|#max-ephone 4|max-dn 8|Configure a refernce in CUCM
...
'Use before the ... so XXXX

42. What is the full E164 format?
1. Complicated Hunt Group|2. Need to support Calling Name|3. Need to support Call Park Call Pickup
Gw-priority command||#gatekeeper| #zone prefix CUCM 2... gw-priority 10 US_Trunk_2| #zone prefix CUCM 2... gw-priority 5 US_Trunk_1
On CUCM it's identical to adding an H323 GW.
+ [CC 1-3 digits] [National Number max 15 minus CC digits]

43. How do you enable AAR?
SERVICE PARAMETER> Automated Alternate Routing Enable > True
Call-manager-fallback or telephony-service mode SRST
Apply voice-class codec
Phone number followed by domain name.|i.e. 3006@ipxcme.com

44. When it comes to H323 gateways - what should you always change - unless explicitly told not to?
SERVICE PARAMETER>|| Stop routing on unallocated number flag - Set to False|| Stop routing user busy - Set to False
(config)#voice register dialplan
Gw-priority command||#gatekeeper| #zone prefix CUCM 2... gw-priority 10 US_Trunk_2| #zone prefix CUCM 2... gw-priority 5 US_Trunk_1
Mobile Voice Access

45. How do you block an external call from being transferred back out to the pstn by an internal user?
Service Parameter --> Block OffNet To OffNet Transfer --> True
Assign SIP Dial Rules
Automatically configures the MGCP GW for you.
SERVICE PARAMETER>|| Stop routing on unallocated number flag - Set to False|| Stop routing user busy - Set to False

46. Where is it best to manipulate digits for inbound calls?

47. By Nov. 16 - 2010||I am happy confident and thankful that I am now a CCIE Voice Certified engineer! My technical knowledge of the Cisco UC portfolio os truly unsurpassed. I have opened up a wealth of opportunities for myself and my family and
Reroute when here is WAN congestion.
CM SERVICEABILITY TOOL --> SERVICE ACTIVATION --> Check all - then uncheck CMI and Security Services and activate.
System --> Phone NTP Reference|Then Apply to System --> Date/Time Group
...

48. By Nov. 16 - 2010||I am happy confident and thankful that I am now a CCIE Voice Certified engineer! My technical knowledge of the Cisco UC portfolio is truly unsurpassed. I have opened up a wealth of opportunities for myself and my family and
...
(config)#clock timezone|(config)#ntp server/master|(config)#sh ntp status to verify
Voice register dn 1| number 4002||voice register pool 1|id mac 0022.0022.0022|type 7961ge|number 1 dn 1|dtmf-relay rtp-nte|no vad
SERVICE PARAMETER>|| Stop routing on unallocated number flag - Set to False|| Stop routing user busy - Set to False

49. How do you prevent toll fraud on CUCM?
Single Number Reach (Mobile Connect)
SERVICE PARAMETER>|| Block Offnet to Offnet Transfer - Set to True
Use the alias static configuration||alias static (IP of CUCM) gkid (GK ID) gateway voip ras (IP of CUCM) e164 (dn) e164 (dn) e164 (dn)
Apply it to the ephone.

50. What dtmf-relay type do you use for an H323 GW?
It matches a route pattern| Which points to a route list| Which point to a route group| Which contains a GW or Trunk|*Then it needs to match on an incoming VOIP diap-peer (incoming called -number .)
Dtmf-relay h245-alpha
Max-dn|max-ephone|ip source-address
Use the alias static configuration||alias static (IP of CUCM) gkid (GK ID) gateway voip ras (IP of CUCM) e164 (dn) e164 (dn) e164 (dn)