cisco 878 router and DSL

Oct 18, 2007 3 Replies

I noticed the Cisco 878 router supported the following protocols: ITU G.991.2 (G.shdsl), ITU G.992.1 (G.DMT), ITU G.992.3 (G.DMT.bis) whilst the 877 supported: ITU G.992.1 (G.DMT), ITU G.992.3 (G.DMT.bis)



Can the 878 be made to work with a none SHDSL line? If yes then how?



From a newbie perspective I would have assumed yes considering it

supports the same protocols as the 877.


The reason I ask is that although we currently have standard DSL, if our business continues to grow we may upgrade to SHDSL next year and I was hoping the 878 would work now on DSL and later when we upgraded.


Thanks



-ab



newbie perspective I would have assumed yes considering it

No.

Look for DSL service where the carrier provides a DSL modem as part of the service - modem will/should have an Ethernet interface

Then you can use a Cisco 851 which has a FastEthernet WAN interface and if you cand DSL providers you should not have to change your router

OK. Make that maybe.

As Merv has suggested maybe you can get a dsl modem.

If your 878 has the advanced IP services feature set then in theory you could configure 2 vlans and use one of the ethernets for the outside.

I say in theory since I haven't done it but I beleive that it should work. You may though be heading into bleeding edge buggy territory - or maybe not.

C870-ADVIPSERVICESK9 is what you need.

Got pppoe (over ethernet - seems obvious but it's not) working the other day so maybe I could do a config?

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