Juniper Junos, Associate (JNCIA-Junos) Set 1

10.13.128.0 ✘ 10.13.147.0 ✘ 10.13.0.0 ✘ 10.13.100.0 ✔

6 ✘ 14 ✘ 28 ✘ 30 ✔

The forwarding table is stored only on the PFE. ✘ The forwarding table contains all known routes. ✘ The forwarding table is stored on both the RE and PFE. ✘ The forwarding table is stored only on the RE. ✔

Exception traffic must be sent to the PFE for processing. ✘ Exception traffic enters one ingress port and is sent out multiple egress ports. ✘ Exception traffic is rate-limited on the internal link to prevent DoS attacks. ✘ Exception traffic is processed after forwarding traffic when congestion exists. ✔

The PFE controls the RE by providing Layer 2 and Layer 3 forwarding tables. ✘ The PFE implements advanced services such as policing, stateless firewall filtering, and class of service. ✘ The PFE sends traffic to the RE for systematic packet forwarding. ✘ The PFE receives hardware and environmental status messages from the RE. ✔

rpd ✘ mgd ✘ dcd ✘ chassisd ✔

rpd ✘ chassisd ✘ dcd ✘ mgd ✔

It sends the traffic through one egress port toward its destination. ✘ It sends the traffic through multiple egress ports to all available receivers. ✘ It sends the traffic through an internal link to the RE. ✘ It sends the traffic to the local system for further processing. ✔

Transit traffic is handled by the RE only. ✘ Transit traffic is handled by the PFE only. ✘ Transit traffic is handled by both the RE and the PFE. ✘ Transit traffic is not handled by the RE or the PFE. ✔

Traffic addressed to the chassis that requires some form of special handling by the RE before it can be forwarded out an egress port. ✘ Traffic that enters an ingress port, is compared against the forwarding table, and is forwarded out an egress port. ✘ Any traffic that requires the generation of an ICMP message. ✘ Traffic that requires some form of special attention and does not pass through the device. ✔