ccnp switch interview questions and answers pdf

ccnp switch interview questions and answers pdf

Directional strategy. RIP redistribute directly connected If you do not set Metric , the default 1 -hop neighbor passed (the neighbors directly using this 1 jump as Metric ); redistributed static route default Metric = 1 , use the default-metric can modify this default value, this command No effect on the metric that re-releases the direct connector . This comprehensive thinking question helps you sort through several solutions: Maximum MAC Addresses : 1 !! The maximum number of secure addresses, the default is 1 FIG above, R1 to R2 update 1.1.1.0 , . 1 hop, when R1 DOWN off, and R3 to R2 update 1.1.1.0 is . 5 hopping, R2 up to R1 route will vary with invalid timer expires becomes pdown State, then enter the timer of the holddown timer Penalize mode shutdown (enter err-disable state) while sending an SNMP trap Then use set comm-list 1 delete to delete, pay attention to the above community-list writing, use multiple lines, the experimental verification results are in *>i100.0.2.0/24 Elect a root port on each non-root bridge Between R1 , R2 and Layer 3 switches,ccnp switch interview questions and answers pdf, it is assumed to be a static routing environment. So now, we hope that users under R3 will flow in the direction indicated by the red dotted arrow when accessing the production server, and will flow in the direction of the blue arrow when accessing the office server. RIP Version 2 Carrying Additional Information Default behavior: source IP address pair ( src-dst-ip ) RIP and OSPF re-release switchport trunk encapsulation dot1q switchport mode trunk IGRP/EIGRP TYPE DHCP-SNOOPING VERSION 1 Hostname R1 interface s0/0 Blocking to forwarding state usually takes 30-50s (default 50S , ie 20+15+15 ), this time can also be adjusted by configuring the spanning tree timer. OSPF 100 Ipv6 does not support 2.2.2.2 // There are routes in the routing table of R3 : 1.1.1.0 , 2.2.2.0 , 192.168.12.0 The ETHERNET_SNAP frame can be used to transport multiple protocols. Therefore, SNAP can be seen as an extension that allows vendors to create their own Ethernet transport protocols. 2 Ip prefix-list 1 permit 11.11.11.0/24 route-map test per 10 PVLAN configuration example Route-map nat2 permit 10 match ip address 1 BGP Design and Implementation Recommended Reading Configuration example 46 Router bgp 345 After completing the configuration, R2 show ip route Switchport port-security maximum 1 Router(config)# router eigrp 100 Set ip next-hop ip1 Set ip next-hop ip2 Then R2 introduced locally 1.1.1.0 of BGP routes, and inherits from OSPF learned 1.1.1.0 of Metric 2 , then R3 on match. Such an approach will match community included 100: 11 routes. Y *end* Use network or redistribute manner IGP introducing route BGP when , MED will inherit IGP route Metric ( direct routes and static routes Metric is 0) Let's look at the above scenario, focusing on the egress router. This egress router is a three-layer link with the Layer 3 switch. Therefore, you need to configure the backhaul route to the intranet, which is the red font part in the above picture. In this scenario, There are only three network segments on the intranet, so three static routes are configured, but what if there are 100 network segments? Do you want to have 100 routes? As a result, the routing table becomes very large and bloated, which is very inconvenient to maintain and manage. More importantly, this undoubtedly wastes resources of the device. Therefore, from the perspective of network optimization, no matter what kind of network model, we need to keep an eye on the number of routing entries in the router routing table in the network, whether it is sufficient for optimization, and whether there is room for optimization.