Acme is a small export company that has an existing enterprise network that is runing IPV6 OSPFv3. Currently OSPF is configured on all routers.However, P4S-R4’s loopback address (FEC0:4:4) cannot be seen in…
CCNP BSCI(642-901) Lab – EIGRP Stub
By increasing the first distant office, JS manufactures has extended their business. They antecedently configured the remote office router (P4S-R3) from which they can reach all Corporate subnets. In order to raise…
Spanning-Tree Protocol (STP) – II
STP States To participate in STP, each port of a switch must progress through several states. A port begins in a Disabled state moving through several passive states and finally into an…
Spanning-Tree Protocol (STP) – I
A Layer 2 switch, which functions as a transparent bridge, offers no additional links for redundancy purposes. To add redundancy, a second switch must be added. Now two switches offer the transparent…
Manage Cisco IOS
Configuring Cisco IOS Configuration mode is one of the modes for the Cisco CLI. It is similar to user mode and privileged mode. User mode allows commands that are not disruptive to…
Cisco IOS Overview
Cisco routers run the Cisco Internetworking Operating System (IOS) with a command-line interface (CLI). The IOS also runs on some Cisco switch models, and it uses CLI. However, in some cases, the…
Wireless Networks
Conventional Ethernet networks require cables connected computers via hubs and switches. This has the effect of restricting the computer’s mobility and requires that even portable computers be physically connected to a hub…
Bridging and Swtiching
Bridging is used to connect two network segments. This alleviates congestion problems on a single Ethernet segment and extends allowed cabling distances because the segments on each side of the bridge conformed…
10 Things You Should Know About the Cisco CCNA Security Certification
1. What industry trends motivated Cisco to create the CCNA Security certification? Cisco created the CCNA Security certification to offer new IT professionals a rapid path to specialization in security as well…