Intermittently losing IPv4 connectivity on WAN
For a couple of weeks now, I've been encountering intermittent loss of WAN connectivity. Looking in the System log, I see the same sequence of events every time:
/var/log/system.log:2018:07:20-01:40:32 astaro dhclient: Killed old client process
/var…
Unable to obtain DHCP lease through VDSL 2Wire router with UTM at or above 9.354-4 unless using gigabit switch
I have a problem with my UTM in conjunction with my ISP's 2Wire 3801HGV whenever the UTM gets updated to 9.354-4 or higher whereas the 2Wire's DHCP ACK response seems to not be recognized by the UTM.
I am asking the community what steps I should do…
MTU set to 576 with DHCP WAN Interfaces
Hi All
I have and a number of customers have had problems with WAN links using Dynamic IP.
If this link state changes up/down standby the UTM will change the MTU size from what was set (usually 1500) to 576.
Can be very frustrating.
A number of…
RE: IPv6 in broken state
I ve got similar problems since 6-8 weeks - maybe caused by an update. I´m using Sophos XG 105 and after a few month of stable functionality with my ISP (Deutsche Glasfaser) connected on WAN to a Genexis Live! Modem (bridged mode) the UTM lost the IPv6…
RE: Unable to obtain DHCP lease through bridged VDSL modem
To anyone else hitting this issue: I've worked around the problem by compiling a statically-linked dhclient binary on an ubuntu box, source downloaded from www.isc.org using version 4.1-ESV-R13., configured with flags supporting chroot. After moving the…
Unable to obtain DHCP lease through bridged VDSL modem
Hi there:
I could really use some suggestions. Been running the home version of UTM 9 (Firmware version: 9.405-5) for a few months now with no issues. My WAN connection on eth1 had been an ADSL using PPPoE, but this last weekend I finally got bumped…
No IPv6 and IPv6 Default GW when Dynamic box checked
Hi,
I have UTM 9.403-4 and I was playing a little bit with IPv6 while I noticed something weird, through the WebGui on Interfaces & Routing -> Interfaces -> External WAN ( or any other ifaces that are connected to the DHCP router - the Ifaces are Ethernet…
WebAdmin Access on WAN interface
Hopefully I have not overlooked something obvious, but I have installed a couple of UTMs in the past couple of years. They have been using a Static IP address on the WAN interface. I have no problems getting to the WebAdmin on those UTMs. However, now…
IPsec Side 2 Side VPN with DHCP WAN Interface (9.400-9)
Hi there,
We are currently experiencing strange connection problems via IPsec Side 2 Side tunnel from our SG125w to a juniper SSG5.
There are 2 WAN interfaces with different IP's delivered via DHCP from our ISP (cisco cable modem).
The VPN tunnel…