I'm not sure why you are posting outputs of a Windows ipconfig. Normally, DHCP will grab your IP address and register an record in DNS for your hostname.
Some VPN tunnels are configured to not allow local network connections simultaneously. This question is probably best answered by your network admins. Jeremiah Bess Penguin Geek, Network Ninja, Father of Five On Jul 5, 2012 3:09 PM, "ping" <[email protected]> wrote: > guys/experts: > this sometimes confuse me... > say I have a PC named "ping-new-laptop", I connected to my company > wireless ,through DHCP I got an IP address > > Wireless LAN adapter Wireless Network Connection: > > Connection-specific DNS Suffix . : abc.net > Description . . . . . . . . . . . : Broadcom 4313GN 802.11b/g/n 1x1 > Wi-Fi Adapter > Physical Address. . . . . . . . . : 7C-E9-D3-08-DD-F0 > DHCP Enabled. . . . . . . . . . . : Yes > Autoconfiguration Enabled . . . . : Yes > Link-local IPv6 Address . . . . . : fe80::7d29:2056:c479:6d36%11(** > Preferred) > IPv4 Address. . . . . . . . . . . : 192.168.10.144(Preferred) > Subnet Mask . . . . . . . . . . . : 255.255.252.0 > Lease Obtained. . . . . . . . . . : Thursday, July 05, 2012 3:30:18 PM > Lease Expires . . . . . . . . . . : Friday, July 06, 2012 3:37:55 AM > Default Gateway . . . . . . . . . : > DHCP Server . . . . . . . . . . . : 192.168.8.5 > DHCPv6 IAID . . . . . . . . . . . : 249877821 > DHCPv6 Client DUID. . . . . . . . : 00-01-00-01-16-EA-C4-2D-B4-99-** > BA-F6-22-C8 > DNS Servers . . . . . . . . . . . : 8.8.8.8 > 8.8.4.4 > NetBIOS over Tcpip. . . . . . . . : Enabled > > > on top of it I connect into VPN and got another IP: > > Ethernet adapter Local Area Connection* 12: > > Connection-specific DNS Suffix . : abc.net > Description . . . . . . . . . . . : abc Network Connect Virtual Adapter > Physical Address. . . . . . . . . : 00-FF-B0-4B-B5-07 > DHCP Enabled. . . . . . . . . . . : Yes > Autoconfiguration Enabled . . . . : Yes > Link-local IPv6 Address . . . . . : fe80::3daf:d50b:edcb:3903%20(** > Preferred) > IPv4 Address. . . . . . . . . . . : 172.28.130.42(Preferred) > Subnet Mask . . . . . . . . . . . : 255.255.255.255 > Lease Obtained. . . . . . . . . . : Thursday, July 05, 2012 3:32:37 PM > Lease Expires . . . . . . . . . . : Thursday, July 12, 2012 3:32:40 PM > Default Gateway . . . . . . . . . : 0.0.0.0 > DHCP Server . . . . . . . . . . . : 172.28.128.1 > DHCPv6 IAID . . . . . . . . . . . : 503381872 > DHCPv6 Client DUID. . . . . . . . : 00-01-00-01-16-EA-C4-2D-B4-99-** > BA-F6-22-C8 > DNS Servers . . . . . . . . . . . : 172.28.144.15 > 172.24.245.15 > Primary WINS Server . . . . . . . : 172.28.144.10 > NetBIOS over Tcpip. . . . . . . . : Enabled > > > that way I'm online ,working, without any issue. > > //my hostname > [ping@ping-new-laptop ~]$ hostname > ping-new-laptop > > //I can ping my name from local, resolved to my IP > [ping@ping-new-laptop ~]$ ping ping-new-laptop > PING ping-new-laptop (172.28.130.42): 56 data bytes > 64 bytes from 172.28.130.42: icmp_seq=0 ttl=128 time=1 ms > > //but this doesn't resolve > anotherPC$ ping ping-new-laptop > ping: unknown host ping-new-laptop > > ----ping-new-laptop PING Statistics---- > 1 packets transmitted, 1 packets received, 0.0% packet loss > round-trip (ms) min/avg/max/med = 1/1/1/1 > > > now the annoying part is, since both IP addresses are assigned dynamically > and varies everytime, if I want to connect into from another PC, I have to > know what's the IP addresses I need to connect to. if for some reason there > is short transient issue that make it disconnected and got a new IP, I have > no idea what it is and in the worst case if I have to connect in, I need to > drive miles and go to the office... and for SSH, this will add a new entry > to my known_hosts file everytime the IP changes. which is not a big deal > though. > > if there anyway that I can just announce my hostname into the network, so > I can simply use my hostname or any other fix name to represent my laptop > in the network, so I don't need to worry about the IP? > > > -- > You received this message because you are subscribed to the Linux Users > Group. > To post a message, send email to > linuxusersgroup@googlegroups.**com<[email protected]> > To unsubscribe, send email to linuxusersgroup+unsubscribe@** > googlegroups.com <linuxusersgroup%[email protected]> > For more options, visit our group at http://groups.google.com/** > group/linuxusersgroup <http://groups.google.com/group/linuxusersgroup> > References can be found at: http://goo.gl/anqri > Please remember to abide by our list rules (http://tinyurl.com/LUG-Rulesor > http://cdn.fsdev.net/List-**Rules.pdf<http://cdn.fsdev.net/List-Rules.pdf> > ) > -- You received this message because you are subscribed to the Linux Users Group. To post a message, send email to [email protected] To unsubscribe, send email to [email protected] For more options, visit our group at http://groups.google.com/group/linuxusersgroup References can be found at: http://goo.gl/anqri Please remember to abide by our list rules (http://tinyurl.com/LUG-Rules or http://cdn.fsdev.net/List-Rules.pdf)
