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Q: What WAN protocols do Cisco routers support?
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Why are nonroutable protocols not used in Wan connections requiring routers or other Layer3 devices?

It's because of collision and broadcast domains. Routers allow to break both.

Where can I buy dual wan routers for my company's network ?

A dual wan router combines two network connections into one. Cisco and Netgear both offer these models of router.

Because WAN connections require routers or other Layer 3 devices to connect locations their links are not capable of carrying what type of protocols?


What is a good source of information about dual wan routers?

I always suggest reading consumer reviews on products. You can find great unbiased reviews on dual wan routers at

What is the default WAN protocol for Cisco serial links?


What is correct concerning network protocols?

Most WAN protocols use HDLC or a variant of HDLC as a framing mechanism.

Which WAN technology operates at Layer 3 of the OSI model?


Which two of these are key functions of routers?

provide microsegementation for WAN links

Which four are WAN data-link layer protocols?

The most common WAN data-link protocols are: 1. HDLC 2. PPP 3. Frame Relay 4. ATM

What WAN technologies operates at Layer 3 of the OST model?

Which? Where are the Options?WAN Technologies operate & involve Layer1, Layer2 & Layer3 of OSI Model. Example of WAN Technology Protocols are Frame Relay, ATM & X.25 protocols.

Is WAN port on cisco router the one labeled internet?

Yes it is.

What is the difference between simple router and isr router?

ISR router will do lot of services compared with normal router. For example terminating VPN Sections, VoIP support, and bridging LAN/WAN cards. Basically ISR routers are modular routers, you can insert WAN T1/E1, SONET, etc cards. - kumar

What kind of routing protocols and throughput rates you can use in WAN and LAN?


What is main difference between a Layer 3 switch and a router?

1. Router works on L3 only while L3 switch can works on L3 and L2 also. 3. L3 switches do not have WAN interfaces but Routers have. 4. L3 switches doesnt support NAT while Routers support.

What makes a network?

First of all you known about Networking when you make the network in LAN,MAN,WAN and any type of topology. 1- Topologies 2-LAN 3-MAN 4-WAN and the CISCO NETWORKING devices like cables, switches, Routers and entire building computers where you want to make Network.

What are the main features of the Cisco 3825 router?

The main features of the Cisco 3825 router include support for 90 modules, enhanced security features with encryption, high speed WAN interfaces and support for voice. Some of the other features would include power over Ethernet and enhanced performance.

What is a Cisco 2600?

The Cisco 2600 series routers are used to tie networks together, usually at the Access level.Each 2600 router has 1 or 2 Ethernet or Token Ring LAN interfaces, a Console and Aux port, and 2 WIC (WAN Interface Card) slots and an NM (Network Module) slot.WIC cards can be used to give the router 1 or 2 Serial WAN connections each, or things like ADSL interfaces, T1 cards, etc.NM modules can be used to give the router things like 2 extra WIC slots, 1 or 4 Ethernet ports, 4 slow serial WAN ports, 16 or 32 serial ports for controlling other routers, and many more.2600 series routers are also obsolete and no longer sold.

What is the main charatictes that distinguish LAN from a WAN?

Primarily distance, but also the protocols and network medium.

What is the purpose of multi-wan load balancing?

Dual-WAN, Multi-WAN Routers Expert, creating high performance enterprise grade Internet & VPN Load Balancers for protecting your business continuity.

What is basic components of WAN?

First of all, WAN is an acronym for Wider Area Network. A good example of a WAN is the Internet. The basic components of a WAN would be routers, satellites, ISP mainframes, transmission media (Fiber Optics backbones, Power lines, network cables etc....i suppose satellites would also be classed as a transmission media). The most essential of an WAN Component can be Modems / Routers / Router abd Firewalls.

What is cisco dsus wic-idsu?

You probably mean the WIC-1DSU. WICs are WAN Interface Cards that can be used in among others the 2600 series router and 3600 series routers (with an NM-2W or equivalent). The 1DSU is a card used to connect to a T1 line.

What companies offer dual wan routers?

You can actually find them online at You can also visit

What is role of routers in a wan?

A router in a WAN (Wide Area Network) or LAN (Local Area Network) is to allow access onto the Wide World Web (WWW).

What has the author Laura A Chappell written?

Laura A. Chappell has written: 'Hands-On Cisco' 'Novell's guide to LAN/WAN analysis' -- subject(s): Computer network protocols, Local area networks (Computer networks), NetWare, Wide area networks (Computer networks)

Exactly what is include in your CISCO CCNA course?

Certified Network Associate (Cisco CCNA) certification demonstrates your knowledge to deploy, maintain, secure and operate a medium-sized network using Cisco technolo-gies. Cisco CCNA certified professionals can install, configure, and operate LAN, WAN, and dial access services for small networks (100 nodes or fewer), including but not limited to use of these protocols: IP, IGRP, Serial, Frame Relay, IP RIP, VLANs, RIP, Ethernet, Access Lists.