Juniper Networks Certified Internet Associate (JNCIA-JUNOS) Set 3

tcpdump ✘ telnet ✘ traceroute ✘ netstat ✔

# set interfaces ge-0/0/0 unit 0 loopback ✘ # set interfaces ge-0/0/0 gigether-options loopback ✘ > set interfaces ge-0/0/0 loopback ✘ > loopback ge-0/0/0 ✔

A ping to the local address succeeds. ✘ A ping to the remote address succeeds. ✘ A ping to the remote address received a 'TTL expired' message. ✘ The interface shows a flag indicating that a loop is detected. ✔

Issue the operational command clear interfaces ge-0/0/0 loopback local. ✘ No command is necessary, the loopback times-out in 5 minutes. ✘ Issue the configuration command clear interfaces ge-0/0/0 loopback, then commit. ✘ Issue the configuration command delete interfaces ge-0/0/0 gigether-options loopback , then commit. ✔

load package ✘ load override terminal ✘ request system software add ✘ request system software upgrade ✔

boot -s ✘ boot -r ✘ boot single ✘ boot recovery ✔

ipv4-unicast ✘ inet.0 ✘ inet.4 ✘ inet.ipv4 ✔

inet.0 ✘ inet.1 ✘ inet.2 ✘ inet.3 ✔

multicast and unicast IPv4 routes ✘ ARP tables and MAC reachability ✘ IP version 4 unicast routes ✘ IP version 6 and IP version 4 routes ✔

It is used to determine which route should become active. ✘ It is used to select which routing table to use for forwarding. ✘ It is used to determine what routes to accept into the routing table. ✘ It is used to select the best route between multiple equal cost paths. ✔