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what is different between cisco router and layer 3 switch
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Answer Posted / jitendera
1> L3 switches do not have WAN interfaces.
(lan properties)
2> we can connect Ethernet circuits to a switch so you only
need a router.
(wan properties)
3> As far as I know Call Manager Express does not run on a
switch but does on a router.
(we can use call manager as well as switch or router)
4>L3 Switch do switching at layer 3 by preserving the source
and destination mac.
(work on l3 by taking table from router Control plane)
5>router do normal routing lookup.
(wan properties)
6>Switches doesnt support some QoS features.
(all quo is supported by some higher version of l3switch
7>Switches doesnt support NAT.(
its a wan properties)
8>The forwarding packet on switches is done on ASIC
(Application Specific Integrated Circuits)
L2 properties
9>which is done in hardware rather than a software.
lan proerties
10>Forwarding packet on routers are done in a software.
lan proerties
11>router supports different WAN technologies unlike switches.
wan properties
wan properties
12>We can not implement routing on cisco layer switch.(on l3
we can if it is intranet)
13> We can not connect ISP directly to cisco layer 3 switch.
we can connect if you are using rj45 conecter to the switch and have the range of public ip address)
ho dsopni what ever the point u have writen in the urs answer that can be stated as
switch is best in lan router is best in wan ?
thanks
| Is This Answer Correct ? | 2 Yes | 3 No |
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