Walter, thanks for reply! As I made the connectors as good as I could, I think I have no other options left other than increase the diameter of the wire. At least it's worth a try. In addition, aren't there some sort of amplifiers in use for DSL?
regards, martin 2011/6/17 Walter Keen <[email protected]>: > Because you are essential increasing the gauge of wire, and therefore > decreasing the resistance, you *should* have less loss. Telco's have used > this in the past to extend DSL beyond the distance limitations before, > (although not common, each pair in the ground is not a cheap commodity) > > If they're in the same cable, or cable group, it's worth a try. If they > take different physical paths it may still work, but the capacitance of the > overall link will have some odd effects. > > In theory, it should work, and raise your SNR, (and therefore some more > potential speed, if it becomes good enough) > > > -----Original Message----- > From: [email protected] on behalf of Martin T > Sent: Thu 6/16/2011 3:43 PM > To: [email protected] > > > Subject: [c-nsp] improving last-mile VDSL2 circuit between two Cisco routers > > I have connected two Cisco 1841 routers over poor quality POTS cabling > using the "Ethernet over VDSL2"(profile 17a) converters. SNR is rather > low and distance is long. Currently I have two POTS wires in use, but > I could use another pair as well if this would help. I was wondering > maybe it would help somehow if I use two pairs instead of one pair > like illustrated here: > http://img98.imageshack.us/img98/4020/vdsl2w.png > > I would for example solder the additional wires to main ones just > before the RJ14 connecto. I know the VDSL2 converters link this way, > but would it give some additional improvement? If yes, then why? > > regards, > martin > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ > > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
