CCNP Routing new

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  1. What port does TACACS use?
    TCP/49
  2. What is the command for generating an RSA keypair?
    crypto key generate rsa modulus 256
  3. What is a measure against address spoofing? How to configure
    • uRPF
    • Strict - Is source reachable? Correct interface?
    • Loose - Is source reachable?
    • ip verify unicast source reachable-via rx|any allow-default acl (acl permits or denies fail traffic)
  4. What forms of security does SNMPv3 provide?
    • noAuthNoPriv
    • authNoPriv (MD5/SHA1)
    • authPriv (MD5/SHA1, DES/3DES/AES)
  5. Enable OSPFv2 authentication (MD5/SHA)
    • router> ip ospf message-digest-key 1 md5 KEYLIME
    • int> area 0 authentication message-digest
  6. Enable OSPFv3 authentication (MD5/SHA)
    • area 0 authentication ipsec spi 256 sha1 *pw* -OR-
    • int> ipv6 ospf authentication ipsec spi 256 sha1 *pw*
  7. Enable EIGRP authentication (MD5)
    • key-chain KEYCHAIN
    • key 1
    • key-string TEST
    • ip authentication mode eigrp 1 md5
    • ip authentication key-chain eigrp 1 TEST
    • **Named EIGRP same but in address-family** (SHA)
  8. Enable EIGRPforIPv6 authentication
    • key-chain KEYCHAIN
    • key 1
    • key-string TEST
    • ipv6 authentication mode eigrp 1 md5
    • ipv6 authentication key-chain eigrp 1 TEST
    • **Named EIGRP same but in address-family** (SHA)
  9. Enable BGP authentication
    neighbor x.x.x.x password APPPPPLE (MD5)
  10. What is the difference between NAT64 and NPT64?
    • NAT64 - Stateful/Stateless - Convert IPv4 to IPv6
    • NPT64 - IPv6
  11. Describe the structure of the TOS packet?
    6-bit DSCP, 2-bit ECN (WRED)
  12. Configure GRE
    • interface tunnel0
    • tunnel source x.x.x.x
    • tunnel destination x.x.x.x
  13. What are the features of IPSec (AACI)
    • Authentication
    • Anti-replay
    • Integrity
    • Confidentiality
  14. What are the technologies in DMVPN
    • NHRP
    • AH/ESP
    • mGRE
    • IPSec
  15. Explain IPSec Phase 1 and 2
    • Phase 1 bidirectional key ISAKMP
    • Phase 2 unidirectional key
  16. Explain NHRP
    Hub and spoke/server and client system that allows for a mesh to be built
  17. What is IPv6 link local address
    FE80:/10
  18. What is IPv6 private address
    FD00:/8
  19. What is IPv6 global address
    2000::/3
  20. Name IPv6 addressing strategies and commands
    • ipv6 address 2000::/32 eui-64 - Manual
    • ipv6 address autoconfig - SLAAC
    • ipv6 address dhcp - Stateful dhcpv6
    • Assign a batch of addresses - DHCPv6-PD
    • ipv6 address FE80::/32 link-local - Link-local
  21. Explain NDP
    • Router solicitation (RS, RA)
    • DAD
    • IND
  22. What does eui-64 do?
    • Select lowest interface if a MAC cannot be obtained
    • Insert FFEE
    • Flip 7th bit
  23. What is the soliticed node address?
    FF00:: last 24 bits are MAC of node
  24. What are the summarization options for EIGRP?
    ip summary-address eigrp *asn* 1.1.1.0 255.255.255.0
  25. What are the options for injecting a default network into EIGRP?
    • default-network 10.1.4.0
    • inject (network or static) ip route 0.0.0.0 0.0.0.0 s0/0
  26. What are the summarization options for OSPF (ABR)?
    router> area # range 1.1.1.1 255.255.255.0
  27. What are the summarization options for OSPF (ASBR)?
    router> summary-address @ipaddressmask | @prefix-mask
  28. What are the summarization options for BGP?
    router> aggregate-address 10.0.0.0 255.255.255.0 summary-only as-set
  29. What is an offset-list?
    • EIGRP method of increasing metric
    • offset-list 11 in 3 serial0/0
  30. What does "prefix-list FRED seq permit 10.17.35.0/24" ge 25 le 25 match?
    • 10.17.35.0
    • 10.17.35.128
  31. What are the filter options for EIGRP?
    • acl - distribute-list 2 out
    • pref - distribute-list prefix LIST out
    • route-map - distribute-list route-map MAP out
  32. What are the filter options for OSPF?
    • area 0 filter-list prefix LIST in
    • distribute-list prefix LIST in
    • in prevents retransmission, out prevents prefix coming out of an area
  33. What are the filter options for BGP?
    • neighbor x.x.x.x route-map
    • neighbor x.x.x.x distribute-list *acl*
    • neighbor x.x.x.x filter-list (AS Paths)
    • neighbor x.x.x.x prefix-list
  34. Configure OSPF Stub (NSSA)
    area 1 nssa (default-information-originate - on ABR)
  35. Configure OSPF Stub (Standard)
    area 1 stub
  36. Configure OSPF Stub (Totally)
    area 1 stub no-summary
  37. How do you set a metric for stub?
    area 1 default-cost 1
  38. Configure EIGRP Stub
    router> eigrp stub connected | static | receive-only
  39. Do PPP authentication
    • encapsulation ppp
    • username sdadasd password sdada
    • authentication mode chap
  40. NTP authentication
    • ntp authentication-key 1 md5 KEYYY
    • ntp authenticate
    • ntp trusted-key 1
    • ntp master 2 (stratum) | ntp server x.x.x.x key KEYY
  41. What are the IPv6 multicast addresses?
    • FF01 - All devices
    • FF02 - All routers
    • FF05 - All devices OSPFv3
    • FF06 - DR OSPFv3
    • FF09 - RIPng
    • FF0A - EIGRP
  42. What are the reserved BGP ASs?
    • 1-64495 - Public
    • 64512-65534 - Private
  43. OSPF Neighborship States
    • EIGRP Neighborship States
    • BGP Neighborship States
  44. OSPF Message types (10,40 x4 WAN)
    • Hello
    • LSA
    • DBD
    • LSR
    • LSU
    • LSAck
  45. EIGRP Message types (5,15)
    • Hello
    • Update
    • Query
    • Reply
    • Acknowledgment
  46. BGP Message types (60, 180)
    • Open
    • Update
    • Keepalive
    • Notification
  47. OSPF LSA
    • 1 - Router
    • 2 - Network
    • 3 - Summary
    • 4 - ASBR Summary
    • 5 - ASExternal
    • 6 - Group
    • 7 - NSSA Areas
    • 8 - v3 Link LSA
    • 9 - Intra-prefix (equiv 1,2)

Card Set Information

Author:
mvou
ID:
318056
Filename:
CCNP Routing new
Updated:
2016-03-28 21:58:39
Tags:
networking routing ccnp
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Description:
CCNP Routing questions
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