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Which OSI layer provides best effort end to end packet delivery?
A.) Data-Link
B.) Presentation
C.) Network
D.) Transport
E.) Physical
F.) Application
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Answer / m haja bahurdeen
Ans : C
L1 - bit
L2 - frame
L3 - packet
L4 - segment
L5 - data
L6 - data
L7 - data
| Is This Answer Correct ? | 9 Yes | 5 No |
Which two describe frame tagging? A.) Examines particular info about each frame B.) A unique ID placed in the header of each frame as it traverses the switch fabric C.) A user- assigned ID defined to each frame D.) The building of filter tables
hi friends i have a problem.plz solve this. i am working some where and i have the number of swtitch.once my project manger says that we are going to exapnd our number of employ so plz attech an another switch.i asked to my jr network engineer that take a witch and implemnt on that n/w,as he implement the switch on that n/w.thats network get down, plz tell me what is the reason of that.
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please point out the wrong steps in that l3 switch conf Building configuration…… Current configuration : 1802 byte ! Version 12.2 no service pad Service timestamps debug uptime no service-password encryptions ! hostname xxxx ! enble secret XXXXXXXXXXX(omitted) enable password jitendera kumar sinha ! No aaa new-model System mtu routing 1500 bytes ip subnet-zero ip routing ip name-server 202.x.x.x. ip name –server 203.x.x.x ip name-server 192.168.x.x ip dhcp excluded-address 172.x.x.x 172.x.x.x ! ip dhcp pool ss network 172..x.x.x 255.255.255.0 domain-name xxx.com default-router 172.x.x.x dns-server 192.x.x.x 203..x.x.x 202.x.x.x lease10 ! ! ! ! ! no file verify auto spanning-tree maode pvst spanning-tree extended system-id ! vlan internel allocation policy ascending ! interface fastethernet 0/1 no switch port ip address 172.x.x.x 255.255.255.0 ! interface fastethernet 0/2 no switch port ip address 192.x.x.x ! interface fastethernet 0/3 switcport access vlan 5 switchport mode access ! interface fastethernet 0/4 Switcport access vlan 5 Switchport mode access ! interface fastethernet 0/5 Switcport access vlan 5 Switchport mode access ! interface fastethernet 0/6 Switcport access vlan 5 Switchport mode access ! interface fastethernet 0/7 Switcport access vlan 5 Switchport mode access ! interface fastethernet 0/8 Switcport access vlan 5 Switchport mode access ! interface fastethernet 0/9 Switcport access vlan 5 Switchport mode access ! interface fastethernet 0/10 Switcport access vlan 5 Switchport mode access ! interface fastethernet 0/11 Switcport access vlan 5 Switchport mode access ! interface fastethernet 0/12 Switcport access vlan 5 Switchport mode access ! Interface fastethernet 0/13 Switcport access vlan 5 Switchport mode access ! Interface fastethernet 0/14 Switcport access vlan 5 Switchport mode access ! Interface fastethernet 0/15 Switcport access vlan 5 Switchport mode access ! Interface fastethernet 0/16 Switcport access vlan 5 Switchport mode access ! Interface fastethernet 0/17 Switcport access vlan 5 Switchport mode access ! Interface fastethernet 0/18 Switcport access vlan 5 Switchport mode access ! Interface fastethernet 0/19 Switcport access vlan 5 Switchport mode access ! Interface fastethernet 0/20 Switcport access vlan 5 Switchport mode access ! Interface fastethernet 0/21 Switcport access vlan 5 Switchport mode access ! Interface fastethernet 0/22 Switcport access vlan 5 Switchport mode access ! Interface fastethernet 0/23 Switcport access vlan 5 Switchport mode access ! Interface fastethernet 0/24 Switcport access vlan 5 Switchport mode access ! Interface vlan 1 No ip address Shutdown ! Interface vlan 5 Ip address 172.16.x.x 255.255.255.0 ! Ip default-gateway 172.16.32.1 ! Ip classless Ip route 0.0.0.0 0.0.0.0 fastethernet 0/1 172.x.x.x Ip route 0.0.0.0 0.0.0.0 fasrethernet 0/2 192.168.x.x 254 Ip http-server ! ! Control-plane ! ! Line console 0 Line vty 0 4 Password password Login Line vty 5 15 Password password Login ! end chek out the wrong steps and post it. i ma not able to ping firewall
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CCNA 
