On Monday 07 May 2007 11:38, G T Smith wrote: > jdd wrote: > > Hello, > > > > I'm configuring a laptop for an association. This machine need to be > > usable from any house of the board members, with different ethernet > > connections. > > > > So I need to switch easily (without root access) between dhcp or several > > fixed IP. > > > > I initially thinked I could do this with networks manager, but it seems > > to have only a switch between modem and ethernet.
> > How, different? Wireless, wired ,dialup, or mobile phone. DSL, Cable or > ISDN. NAT, subnetted, routed or direct. I'm assuming we are talking just ethernet here > > BTW Address management should not be a major problem if everyone is on a > common NAT subnet behind a routing modem. Most commonly used is > 192.168.0.xx and a single static address may work for everyone, > specifying the routing/modem device (usually 192.168.0.1) as the DNS > should sort DNS issues out. (I have come across consumer devices using > 192.168.1.xx). They seem to be quite common. > There is nothing wrong with using static addresses on a > DHCP managed network provided one takes steps to avoid clashing with any > dynamically loaded address space. The only potential problem is the > specification of SMTP servers for mail. This is the way to go, I think. All of the board members need to configure their routers to enable the DHCP server for a part of their subnet range, even if they keep their own installations statically allocated [outside the DHCP range]. > > If you have a mix of wired and wireless connection set the network to > load on connection detected. > > The first thing I would do is collect information on all the connection > locations and connection types then identify common features and try > reduce the number of connection specifications. If you are really lucky > you will end with only one..... Or 2 could be OK. It works to have a network card configured for DHCP, with an additional fixed address [maybe more fixed addresses?], but if internet is required static router addresses may well not play with DHCP router addresses. -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
