13 Flashcards
1
Q
- ICMP? What
- Types 3
A
- Internet Control message Protocol, feedback issues in IP packets
- Destination Unreachble
Time Exceeded
Host Reachability
2
Q
- ICMP? What
- Types 3
A
- Internet Control message Protocol, feedback issues in IP packets
- Destination Unreachble
Time Exceeded
Host Reachability
3
Q
- This can be used to teast the reachability of a host on IP NETWORK
2.destination unreachability means ? Types ICMP4 N ICMPV6
A
1, echo Message
- Notify na destionatioj is unreachable and
ICMPV4
- 0 Network unreachable - Host Un
2.Protocol Un
3 Port Un
ICMPV6
0- no route to destination
1- communi. Is PROHIBITED ( firewall)
2. Beyong scope of the address
3 address unreachable
4 port unreachable
4
Q
- This can be used to teast the reachability of a host on IP NETWORK
2.destination unreachability means ? Types ICMP4 N ICMPV6
A
1, echo Message
- Notify na destionatioj is unreachable and
ICMPV4
- 0 Network unreachable - Host Un
2.Protocol Un
3 Port Un
ICMPV6
0- no route to destination
1- communi. Is PROHIBITED ( firewall)
2. Beyong scope of the address
3 address unreachable
4 port unreachable
5
Q
- Under sa Time Sxceeded meron kang TTL
If the ttl is decremented to 0, what happen inICMPV4 - If ICMPVY6
- In icmpv6 new functions na wala sa icmpv4 which is ! 4
A
- Icmpv4 Tim eXceeded will be sent to the source host
- In ICMPV6 uses HOP LIMIT to determin is the packet is expired
- RS, RA, ( FOR IPV6 ROUTER,) n (NS, NA
6
Q
- RA rset every?
- SLAAC MEAns? N what
- This ensures ipv6 add is unique in global ipv6 UNICAST sa link local
A
- 200 sec
- Stateles address Autoconfiguration , set defgateway to he link local address of the router
- Duplicate Address Detection (DAD)
7
Q
In ipv4 n ipv6 testing utility that USES ECHO MESSAGE N ECHO REPLY to TEXT CONNECTIVITY n TEST ABILITY of host to communi on local network
- A utility that test the PATH between 2 host n list of hops, can also be used to locate a problematic router in path
A
- Ping
2 traceroute
