Public bug reported: First: sudo lspci -vv <snip it> 02:00.0 Ethernet controller: Marvell Technology Group Ltd. 88E8036 PCI-E Fast Ethernet Controller (rev 10) Subsystem: Gateway 2000 Unknown device 0506 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 0, Cache Line Size: 32 bytes Interrupt: pin A routed to IRQ 58 Region 0: Memory at c0100000 (64-bit, non-prefetchable) [size=16K] Region 2: I/O ports at a000 [size=256] Capabilities: [48] Power Management version 2 Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold+) Status: D0 PME-Enable- DSel=0 DScale=1 PME- Capabilities: [50] Vital Product Data Capabilities: [5c] Message Signalled Interrupts: 64bit+ Queue=0/1 Enable+ Address: 00000000fee00000 Data: 403a Capabilities: [e0] Express Legacy Endpoint IRQ 0 Device: Supported: MaxPayload 128 bytes, PhantFunc 0, ExtTag- Device: Latency L0s unlimited, L1 unlimited Device: AtnBtn- AtnInd- PwrInd- Device: Errors: Correctable- Non-Fatal- Fatal- Unsupported- Device: RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- Device: MaxPayload 128 bytes, MaxReadReq 512 bytes Link: Supported Speed 2.5Gb/s, Width x1, ASPM L0s, Port 3 Link: Latency L0s <256ns, L1 unlimited Link: ASPM Disabled RCB 128 bytes CommClk- ExtSynch- ----------- THAT is the built-in ethernet 10/100 for my Gateway laptop. (running edgy 6.10 live cd 10-11-2006 ) with updates. ---- Next LOOK at the MTU's of eth1 (which is the 10/100 to the my cable modem ) [EMAIL PROTECTED]:~$ sudo ip link list 1: lo: <LOOPBACK,UP,10000> mtu 16436 qdisc noqueue link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 2: eth1: <BROADCAST,MULTICAST,UP,10000> mtu 576 qdisc pfifo_fast qlen 1000 link/ether 00:03:25:28:93:b3 brd ff:ff:ff:ff:ff:ff 3: eth0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop qlen 1000 link/ether 00:14:a5:41:e4:99 brd ff:ff:ff:ff:ff:ff 4: sit0: <NOARP> mtu 1480 qdisc noop link/sit 0.0.0.0 brd 0.0.0.0 [EMAIL PROTECTED]:~$ ---------- See how its set to "576" AND NOT "1500", this would explain allot of very slow downloads.. and stalling. ---------- Now if I do this: [EMAIL PROTECTED]:~$ sudo ifconfig eth1 mtu 1500 [EMAIL PROTECTED]:~$ ip link list 1: lo: <LOOPBACK,UP,10000> mtu 16436 qdisc noqueue link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 2: eth1: <BROADCAST,MULTICAST,UP,10000> mtu 1500 qdisc pfifo_fast qlen 1000 link/ether 00:03:25:28:93:b3 brd ff:ff:ff:ff:ff:ff 3: eth0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop qlen 1000 link/ether 00:14:a5:41:e4:99 brd ff:ff:ff:ff:ff:ff 4: sit0: <NOARP> mtu 1480 qdisc noop link/sit 0.0.0.0 brd 0.0.0.0 [EMAIL PROTECTED]:~$ ---------------- You can see its NOW that I've set the MTU's to 1500 and my download speeds have increase allot very much so. -------------- BUT WHEN, I reboot, my laptop and do this: [EMAIL PROTECTED]:~$ sudo ip link list 1: lo: <LOOPBACK,UP,10000> mtu 16436 qdisc noqueue link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 2: eth1: <BROADCAST,MULTICAST,UP,10000> mtu 576 qdisc pfifo_fast qlen 1000 link/ether 00:03:25:28:93:b3 brd ff:ff:ff:ff:ff:ff 3: eth0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop qlen 1000 link/ether 00:14:a5:41:e4:99 brd ff:ff:ff:ff:ff:ff 4: sit0: <NOARP> mtu 1480 qdisc noop link/sit 0.0.0.0 brd 0.0.0.0 [EMAIL PROTECTED]:~$ ------------------- As you can see the MTU's are Back to "576" and not setting at "1500" SO, THERE IS a bug with DHCP or your ethernet driver somewhere....??? Hope this is enough information to FIX it, if not please email me. [EMAIL PROTECTED] Thank You.
** Affects: Ubuntu Importance: Undecided Status: Unconfirmed -- Major Problem with DHCP setting MTU Correctly. https://launchpad.net/bugs/65787 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs